Documentation

Application

Classes

BinaryData
BinaryDataManager
CometDataElliptical
CometDataParabolic
CometDataManager
PlanetData
PlanetDataPrecise
PlanetDataManager

Enums

AccuracyLevel
AngleMeasure
RiseSetStatus
CoordinateType
WarningFlag
TwilightType
TwilightStatus
EclipseOccurrence

Functions

binary_star_orbit() : mixed: Calculate orbital data for binary star.
position_of_elliptical_comet() : mixed: Calculate position of an elliptical comet.
position_of_parabolic_comet() : mixed: Calculate position of a parabolic comet.
angle_to_decimal_degrees() : mixed: Convert an Angle (degrees, minutes, and seconds) to Decimal Degrees
decimal_degrees_to_angle() : mixed: Convert Decimal Degrees to an Angle (degrees, minutes, and seconds)
right_ascension_to_hour_angle() : mixed: Convert Right Ascension to Hour Angle
hour_angle_to_right_ascension() : mixed: Convert Hour Angle to Right Ascension
equatorial_coordinates_to_horizon_coordinates() : mixed: Convert Equatorial Coordinates to Horizon Coordinates
horizon_coordinates_to_equatorial_coordinates() : mixed: Convert Horizon Coordinates to Equatorial Coordinates
mean_obliquity_of_the_ecliptic() : mixed: Calculate Mean Obliquity of the Ecliptic for a Greenwich Date
ecliptic_coordinate_to_equatorial_coordinate() : mixed: Convert Ecliptic Coordinates to Equatorial Coordinates
equatorial_coordinate_to_ecliptic_coordinate() : mixed: Convert Equatorial Coordinates to Ecliptic Coordinates
equatorial_coordinate_to_galactic_coordinate() : mixed: Convert Equatorial Coordinates to Galactic Coordinates
galactic_coordinate_to_equatorial_coordinate() : mixed: Convert Galactic Coordinates to Equatorial Coordinates
angle_between_two_objects() : mixed: Calculate the angle between two celestial objects
rising_and_setting() : mixed: Calculate rising and setting times for an object.
correct_for_precession() : mixed: Calculate precession (corrected coordinates between two epochs)
nutation_in_ecliptic_longitude_and_obliquity() : mixed: Calculate nutation for two values: ecliptic longitude and obliquity, for a Greenwich date.
correct_for_aberration() : mixed: Correct ecliptic coordinates for the effects of aberration.
atmospheric_refraction() : mixed: Calculate corrected RA/Dec, accounting for atmospheric refraction.
corrections_for_geocentric_parallax() : mixed: Calculate corrected RA/Dec, accounting for geocentric parallax.
heliographic_coordinates() : mixed: Calculate heliographic coordinates for a given Greenwich date, with a given heliographic position angle and heliographic displacement in arc minutes.
carrington_rotation_number() : mixed: Calculate carrington rotation number for a Greenwich date
selenographic_coordinates1() : mixed: Calculate selenographic (lunar) coordinates (sub-Earth)
selenographic_coordinates2() : mixed: Calculate selenographic (lunar) coordinates (sub-Solar)
get_date_of_easter() : mixed: Calculates the date of Easter for the year specified.
civil_date_to_day_number() : mixed: Calculate day number for a date.
civil_time_to_decimal_hours() : mixed: Convert a Civil Time (hours,minutes,seconds) to Decimal Hours
decimal_hours_to_civil_time() : mixed: Convert Decimal Hours to Civil Time
local_civil_time_to_universal_time() : mixed: Convert local Civil Time to Universal Time
universal_time_to_local_civil_time_dt() : mixed: Convert Universal Time to local Civil Time
universal_time_to_greenwich_sidereal_time() : mixed: Convert Universal Time to Greenwich Sidereal Time
greenwich_sidereal_time_to_universal_time() : mixed: Convert Greenwich Sidereal Time to Universal Time
greenwich_sidereal_time_to_local_sidereal_time() : mixed: Convert Greenwich Sidereal Time to Local Sidereal Time
local_sidereal_time_to_greenwich_sidereal_time() : mixed: Convert Local Sidereal Time to Greenwich Sidereal Time
lunar_eclipse_occurrence_details() : mixed: Determine if a lunar eclipse is likely to occur.
lunar_eclipse_circumstances() : mixed: * Calculate the circumstances of a lunar eclipse.
solar_eclipse_occurrence() : mixed: Determine if a solar eclipse is likely to occur.
solar_eclipse_circumstances() : mixed: Calculate the circumstances of a solar eclipse.
civil_date_to_julian_date() : mixed: Convert a Greenwich Date/Civil Date (day,month,year) to Julian Date
decimal_degrees_degrees() : mixed: Return Degrees part of Decimal Degrees
decimal_degrees_minutes() : mixed: Return Minutes part of Decimal Degrees
decimal_degrees_seconds() : mixed: Return Seconds part of Decimal Degrees
decimal_hours_hour() : mixed: Return the hour part of a Decimal Hours
decimal_hours_minute() : mixed: Return the minutes part of a Decimal Hours
decimal_hours_second() : mixed: Return the seconds part of a Decimal Hours
degrees_minutes_seconds_to_decimal_degrees() : mixed: Convert Degrees Minutes Seconds to Decimal Degrees
w_to_degrees() : mixed: Convert W to Degrees
equatorial_coordinates_to_altitude() : mixed: Convert Equatorial Coordinates to Altitude (in decimal degrees)
equatorial_coordinates_to_azimuth() : mixed: Convert Equatorial Coordinates to Azimuth (in decimal degrees)
greenwich_sidereal_time_to_local_sidereal_time() : mixed: Convert Greenwich Sidereal Time to Local Sidereal Time
horizon_coordinates_to_declination() : mixed: Convert Horizon Coordinates to Declination (in decimal degrees)
horizon_coordinates_to_hour_angle() : mixed: Convert Horizon Coordinates to Hour Angle (in decimal degrees)
decimal_degrees_to_degree_hours() : mixed: Convert Decimal Degrees to Degree-Hours
degrees() : mixed: Convert W to Degrees
hour_angle_to_right_ascension() : mixed: Convert Hour Angle to Right Ascension
hours_minutes_seconds_to_decimal_hours() : mixed: Convert a Civil Time (hours,minutes,seconds) to Decimal Hours
julian_date_day() : mixed: Returns the day part of a Julian Date
julian_date_month() : mixed: Returns the month part of a Julian Date
julian_date_year() : mixed: Returns the year part of a Julian Date
local_civil_time_greenwich_day() : mixed: Determine Greenwich Day for Local Time
local_civil_time_greenwich_month() : mixed: Determine Greenwich Month for Local Time
local_civil_time_greenwich_year() : mixed: Determine Greenwich Year for Local Time
local_civil_time_to_universal_time() : mixed: Convert Local Civil Time to Universal Time
universal_time_to_local_civil_time_ma() : mixed: Convert Universal Time to Local Civil Time
universal_time_local_civil_day() : mixed: Get Local Civil Day for Universal Time
universal_time_local_civil_month() : mixed: Get Local Civil Month for Universal Time
universal_time_local_civil_year() : mixed: Get Local Civil Year for Universal Time
right_ascension_to_hour_angle() : mixed: Convert Right Ascension to Hour Angle
universal_time_to_greenwich_sidereal_time() : mixed: Convert Universal Time to Greenwich Sidereal Time
obliq() : mixed: Obliquity of the Ecliptic for a Greenwich Date
nutat_long() : mixed: Nutation amount to be added in ecliptic longitude, in degrees.
nutat_obl() : mixed: Nutation of Obliquity
degree_hours_to_decimal_degrees() : mixed: Convert Degree-Hours to Decimal Degrees
greenwich_sidereal_time_to_universal_time() : mixed: Convert Greenwich Sidereal Time to Universal Time
local_sidereal_time_to_greenwich_sidereal_time() : mixed: Convert Local Sidereal Time to Greenwich Sidereal Time
eg_st_ut() : mixed: Status of conversion of Greenwich Sidereal Time to Universal Time.
sun_long() : mixed: Calculate Sun's ecliptic longitude
sun_dia() : mixed: Calculate Sun's angular diameter in decimal degrees
sun_dist() : mixed: Calculate Sun's distance from the Earth in astronomical units
true_anomaly() : mixed: Solve Kepler's equation, and return value of the true anomaly in radians
eccentric_anomaly() : mixed: Solve Kepler's equation, and return value of the eccentric anomaly in radians
refract() : mixed: Calculate effects of refraction
refract_l3035() : mixed: Helper function for refract
parallax_ha() : mixed: Calculate corrected hour angle in decimal hours
parallax_ha_l2870() : mixed: Helper function for parallax_ha
parallax_dec() : mixed: Calculate corrected declination in decimal degrees
parallax_dec_l2870() : mixed: Helper function for parallax_dec
moon_long() : mixed: Calculate geocentric ecliptic longitude for the Moon
moon_lat() : mixed: Calculate geocentric ecliptic latitude for the Moon
moon_hp() : mixed: Calculate horizontal parallax for the Moon
moon_dist() : mixed: Calculate distance from the Earth to the Moon (km)
moon_size() : mixed: Calculate the Moon's angular diameter (degrees)
unwind() : mixed: Convert angle in radians to equivalent angle in degrees.
unwind_deg() : mixed: Convert angle in degrees to equivalent angle in the range 0 to 360 degrees.
sun_e_long() : mixed: Mean ecliptic longitude of the Sun at the epoch
sun_peri() : mixed: Longitude of the Sun at perigee
sun_ecc() : mixed: Eccentricity of the Sun-Earth orbit
ec_dec() : mixed: Ecliptic - Declination (degrees)
ec_ra() : mixed: Ecliptic - Right Ascension (degrees)
sun_true_anomaly() : mixed: Calculate Sun's true anomaly, i.e., how much its orbit deviates from a true circle to an ellipse.
sun_mean_anomaly() : mixed: Calculate the Sun's mean anomaly.
sunrise_lct() : mixed: Calculate local civil time of sunrise.
sunrise_lct_3710() : mixed: Helper function for sunrise_lct()
sunset_lct() : mixed: Calculate local civil time of sunset.
sunset_lct_l3710() : mixed: Helper function for sunset_lct().
rise_set_local_sidereal_time_rise() : mixed: Local sidereal time of rise, in hours.
rise_set_local_sidereal_time_set() : mixed: Local sidereal time of setting, in hours.
rise_set_azimuth_rise() : mixed: Azimuth of rising, in degrees.
rise_set_azimuth_set() : mixed: Azimuth of setting, in degrees.
ers() : mixed: Rise/Set status
e_sun_rs() : mixed: Sunrise/Sunset calculation status.
e_sun_rs_l3710() : mixed: Helper function for e_sun_rs
sunrise_az() : mixed: Calculate azimuth of sunrise.
sunrise_az_l3710() : mixed: Helper function for sunrise_az()
sunset_az() : mixed: Calculate azimuth of sunset.
sunset_az_l3710() : mixed: Helper function for sunset_az()
twilight_am_lct() : mixed: Calculate morning twilight start, in local time.
twilight_am_lct_l3710() : mixed: Helper function for twilight_am_lct()
twilight_pm_lct() : mixed: Calculate evening twilight end, in local time.
twilight_pm_lct_l3710() : mixed: Helper function for twilight_pm_lct()
e_twilight() : mixed: Twilight calculation status.
e_twilight_l3710() : mixed: Helper function for e_twilight()
angle() : mixed: Calculate the angle between two celestial objects
planet_coordinates() : mixed: Calculate several planetary properties.
planet_long_l4685() : mixed: Helper function for planet_coordinates()
planet_long_l4735() : mixed: Helper function for planet_coordinates()
planet_long_l4810() : mixed: Helper function for planet_coordinates()
planet_long_l4945() : mixed: Helper function for planet_coordinates()
solve_cubic() : mixed: For W, in radians, return S, also in radians.
p_comet_long_lat_dist() : mixed: Calculate longitude, latitude, and distance of parabolic-orbit comet.
moon_long_lat_hp() : mixed: Calculate longitude, latitude, and horizontal parallax of the Moon.
moon_phase_ma() : mixed: Calculate current phase of Moon.
moon_mean_anomaly() : mixed: Calculate the Moon's mean anomaly.
new_moon() : mixed: Calculate Julian date of New Moon.
full_moon() : mixed: Calculate Julian date of Full Moon.
new_moon_full_moon_l6855() : mixed: Helper function for newMoon() and fullMoon()
fract() : mixed: Original macro name: FRACT
lint() : mixed: Original macro name: LINT
i_int() : mixed: Original macro name: IINT
sign() : mixed: Calculate sign of number.
ut_day_adjust() : mixed: Original macro name: UTDayAdjust
f_part() : mixed: Original macro name: Fpart
eq_e_lat() : mixed: Original macro name: EQElat
eq_e_long() : mixed: Original macro name: EQElong
moon_rise_lct() : mixed: Local time of moonrise.
moon_rise_lct_l6680() : mixed: Helper function for moon_rise_lct
moon_rise_lct_l6700() : mixed: Helper function for moon_rise_lct
moon_rise_lc_dmy() : mixed: Local date of moonrise.
moon_rise_lc_dmy_l6680() : mixed: Helper function for moon_rise_lc_dmy
moon_rise_lc_dmy_l6700() : mixed: Helper function for moon_rise_lc_dmy
moon_rise_az() : mixed: Local azimuth of moonrise.
moon_rise_az_l6680() : mixed: Helper function for moon_rise_az
moon_rise_az_l6700() : mixed: Helper function for moon_rise_az
moon_set_lct() : mixed: Local time of moonset.
moon_set_lct_l6680() : mixed: Helper function for moon_set_lct
moon_set_lct_l6700() : mixed: Helper function for moon_set_lct
moon_set_lc_dmy() : mixed: Local date of moonset.
moon_set_lc_dmy_l6680() : mixed: Helper function for moon_set_lc_dmy
moon_set_lc_dmy_l6700() : mixed: Helper function for moon_set_lc_dmy
moon_set_az() : mixed: Local azimuth of moonset.
moon_set_az_l6680() : mixed: Helper function for moon_set_az
moon_set_az_l6700() : mixed: Helper function for moon_set_az
lunar_eclipse_occurrence() : mixed: Determine if a lunar eclipse is likely to occur.
lunar_eclipse_occurrence_l6855() : mixed: Helper function for lunar_eclipse_occurrence
ut_max_lunar_eclipse() : mixed: Calculate time of maximum shadow for lunar eclipse (UT)
ut_first_contact_lunar_eclipse() : mixed: Calculate time of first shadow contact for lunar eclipse (UT)
ut_last_contact_lunar_eclipse() : mixed: Calculate time of last shadow contact for lunar eclipse (UT)
ut_start_umbra_lunar_eclipse() : mixed: Calculate start time of umbra phase of lunar eclipse (UT)
ut_end_umbra_lunar_eclipse() : mixed: Calculate end time of umbra phase of lunar eclipse (UT)
ut_start_total_lunar_eclipse() : mixed: Calculate start time of total phase of lunar eclipse (UT)
ut_end_total_lunar_eclipse() : mixed: Calculate end time of total phase of lunar eclipse (UT)
mag_lunar_eclipse() : mixed: Calculate magnitude of lunar eclipse.
solar_eclipse_occurrence() : mixed: Determine if a solar eclipse is likely to occur.
solar_eclipse_occurrence_l6855() : mixed: Helper function for solar_eclipse_occurrence
ut_max_solar_eclipse() : mixed: Calculate time of maximum shadow for solar eclipse (UT)
ut_max_solar_eclipse_l7390() : mixed: Helper function for ut_max_solar_eclipse
ut_first_contact_solar_eclipse() : mixed: Calculate time of first contact for solar eclipse (UT)
ut_first_contact_solar_eclipse_l7390() : mixed: Helper function for ut_first_contact_solar_eclipse
ut_last_contact_solar_eclipse() : mixed: Calculate time of last contact for solar eclipse (UT)
ut_last_contact_solar_eclipse_l7390() : mixed: Helper function for ut_last_contact_solar_eclipse
mag_solar_eclipse() : mixed: Calculate magnitude of solar eclipse.
mag_solar_eclipse_l7390() : mixed: Helper function for mag_solar_eclipse
approximate_position_of_moon() : mixed: Calculate approximate position of the Moon.
precise_position_of_moon() : mixed: Calculate precise position of the Moon.
moon_phase() : mixed: Calculate Moon phase and position angle of bright limb.
times_of_new_moon_and_full_moon() : mixed: Calculate new moon and full moon instances.
moon_dist_ang_diam_hor_parallax() : mixed: Calculate Moon's distance, angular diameter, and horizontal parallax.
moonrise_and_moonset() : mixed: Calculate date/time of local moonrise and moonset.
approximate_position_of_planet() : mixed: Calculate approximate position of a planet.
precise_position_of_planet() : mixed: Calculate precise position of a planet.
visual_aspects_of_a_planet() : mixed: Calculate several visual aspects of a planet.
approximate_position_of_sun() : mixed: Calculate approximate position of the sun for a local date and time.
precise_position_of_sun() : mixed: Calculate precise position of the sun for a local date and time.
sun_distance_and_angular_size() : mixed: Calculate distance to the Sun (in km), and angular size.
sunrise_and_sunset() : mixed: Calculate local sunrise and sunset.
morning_and_evening_twilight() : mixed: Calculate times of morning and evening twilight.
equation_of_time() : mixed: Calculate the equation of time. (The difference between the real Sun time and the mean Sun time.)
solar_elongation() : mixed: Calculate solar elongation for a celestial body.
is_leap_year() : mixed: Determine if year is a leap year.
descriptive_assert() : mixed: Assert that two values are equal and display a descriptive message if they aren't.

binary_star_orbit()

Calculate orbital data for binary star.


    
                    binary_star_orbit(mixed $greenwichDateDay, mixed $greenwichDateMonth, mixed $greenwichDateYear, mixed $binaryName) : mixed

Parameters

$greenwichDateDay : mixed
$greenwichDateMonth : mixed
$greenwichDateYear : mixed
$binaryName : mixed

position_of_elliptical_comet()

Calculate position of an elliptical comet.


    
                    position_of_elliptical_comet(mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $cometName) : mixed

Parameters

$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$cometName : mixed

position_of_parabolic_comet()

Calculate position of a parabolic comet.


    
                    position_of_parabolic_comet(mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $cometName) : mixed

Parameters

$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$cometName : mixed

angle_to_decimal_degrees()

Convert an Angle (degrees, minutes, and seconds) to Decimal Degrees


    
                    angle_to_decimal_degrees(mixed $degrees, mixed $minutes, mixed $seconds) : mixed

Parameters

$degrees : mixed
$minutes : mixed
$seconds : mixed

decimal_degrees_to_angle()

Convert Decimal Degrees to an Angle (degrees, minutes, and seconds)


    
                    decimal_degrees_to_angle(mixed $decimalDegrees) : mixed

Parameters

$decimalDegrees : mixed

right_ascension_to_hour_angle()

Convert Right Ascension to Hour Angle


    
                    right_ascension_to_hour_angle(mixed $raHours, mixed $raMinutes, mixed $raSeconds, mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $isDaylightSavings, mixed $zoneCorrection, mixed $localDay, mixed $localMonth, mixed $localYear, mixed $geographicalLongitude) : mixed

Parameters

$raHours : mixed
$raMinutes : mixed
$raSeconds : mixed
$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$isDaylightSavings : mixed
$zoneCorrection : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed
$geographicalLongitude : mixed

hour_angle_to_right_ascension()

Convert Hour Angle to Right Ascension


    
                    hour_angle_to_right_ascension(mixed $hourAngleHours, mixed $hourAngleMinutes, mixed $hourAngleSeconds, mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $isDaylightSaving, mixed $zoneCorrection, mixed $localDay, mixed $localMonth, mixed $localYear, mixed $geographicalLongitude) : mixed

Parameters

$hourAngleHours : mixed
$hourAngleMinutes : mixed
$hourAngleSeconds : mixed
$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$isDaylightSaving : mixed
$zoneCorrection : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed
$geographicalLongitude : mixed

equatorial_coordinates_to_horizon_coordinates()

Convert Equatorial Coordinates to Horizon Coordinates


    
                    equatorial_coordinates_to_horizon_coordinates(mixed $hourAngleHours, mixed $hourAngleMinutes, mixed $hourAngleSeconds, mixed $declinationDegrees, mixed $declinationMinutes, mixed $declinationSeconds, mixed $geographicalLatitude) : mixed

Parameters

$hourAngleHours : mixed
$hourAngleMinutes : mixed
$hourAngleSeconds : mixed
$declinationDegrees : mixed
$declinationMinutes : mixed
$declinationSeconds : mixed
$geographicalLatitude : mixed

horizon_coordinates_to_equatorial_coordinates()

Convert Horizon Coordinates to Equatorial Coordinates


    
                    horizon_coordinates_to_equatorial_coordinates(mixed $azimuthDegrees, mixed $azimuthMinutes, mixed $azimuthSeconds, mixed $altitudeDegrees, mixed $altitudeMinutes, mixed $altitudeSeconds, mixed $geographicalLatitude) : mixed

Parameters

$azimuthDegrees : mixed
$azimuthMinutes : mixed
$azimuthSeconds : mixed
$altitudeDegrees : mixed
$altitudeMinutes : mixed
$altitudeSeconds : mixed
$geographicalLatitude : mixed

mean_obliquity_of_the_ecliptic()

Calculate Mean Obliquity of the Ecliptic for a Greenwich Date


    
                    mean_obliquity_of_the_ecliptic(mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Parameters

$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

ecliptic_coordinate_to_equatorial_coordinate()

Convert Ecliptic Coordinates to Equatorial Coordinates


    
                    ecliptic_coordinate_to_equatorial_coordinate(mixed $eclipticLongitudeDegrees, mixed $eclipticLongitudeMinutes, mixed $eclipticLongitudeSeconds, mixed $eclipticLatitudeDegrees, mixed $eclipticLatitudeMinutes, mixed $eclipticLatitudeSeconds, mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Parameters

$eclipticLongitudeDegrees : mixed
$eclipticLongitudeMinutes : mixed
$eclipticLongitudeSeconds : mixed
$eclipticLatitudeDegrees : mixed
$eclipticLatitudeMinutes : mixed
$eclipticLatitudeSeconds : mixed
$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

equatorial_coordinate_to_ecliptic_coordinate()

Convert Equatorial Coordinates to Ecliptic Coordinates


    
                    equatorial_coordinate_to_ecliptic_coordinate(mixed $raHours, mixed $raMinutes, mixed $raSeconds, mixed $decDegrees, mixed $decMinutes, mixed $decSeconds, mixed $gwDay, mixed $gwMonth, mixed $gwYear) : mixed

Parameters

$raHours : mixed
$raMinutes : mixed
$raSeconds : mixed
$decDegrees : mixed
$decMinutes : mixed
$decSeconds : mixed
$gwDay : mixed
$gwMonth : mixed
$gwYear : mixed

equatorial_coordinate_to_galactic_coordinate()

Convert Equatorial Coordinates to Galactic Coordinates


    
                    equatorial_coordinate_to_galactic_coordinate(mixed $raHours, mixed $raMinutes, mixed $raSeconds, mixed $decDegrees, mixed $decMinutes, mixed $decSeconds) : mixed

Parameters

$raHours : mixed
$raMinutes : mixed
$raSeconds : mixed
$decDegrees : mixed
$decMinutes : mixed
$decSeconds : mixed

galactic_coordinate_to_equatorial_coordinate()

Convert Galactic Coordinates to Equatorial Coordinates


    
                    galactic_coordinate_to_equatorial_coordinate(mixed $galLongDeg, mixed $galLongMin, mixed $galLongSec, mixed $galLatDeg, mixed $galLatMin, mixed $galLatSec) : mixed

Parameters

$galLongDeg : mixed
$galLongMin : mixed
$galLongSec : mixed
$galLatDeg : mixed
$galLatMin : mixed
$galLatSec : mixed

angle_between_two_objects()

Calculate the angle between two celestial objects


    
                    angle_between_two_objects(mixed $raLong1HourDeg, mixed $raLong1Min, mixed $raLong1Sec, mixed $decLat1Deg, mixed $decLat1Min, mixed $decLat1Sec, mixed $raLong2HourDeg, mixed $raLong2Min, mixed $raLong2Sec, mixed $decLat2Deg, mixed $decLat2Min, mixed $decLat2Sec, AngleMeasure $hourOrDegree) : mixed

Parameters

$raLong1HourDeg : mixed
$raLong1Min : mixed
$raLong1Sec : mixed
$decLat1Deg : mixed
$decLat1Min : mixed
$decLat1Sec : mixed
$raLong2HourDeg : mixed
$raLong2Min : mixed
$raLong2Sec : mixed
$decLat2Deg : mixed
$decLat2Min : mixed
$decLat2Sec : mixed
$hourOrDegree : AngleMeasure

rising_and_setting()

Calculate rising and setting times for an object.


    
                    rising_and_setting(mixed $raHours, mixed $raMinutes, mixed $raSeconds, mixed $decDeg, mixed $decMin, mixed $decSec, mixed $gwDateDay, mixed $gwDateMonth, mixed $gwDateYear, mixed $geogLongDeg, mixed $geogLatDeg, mixed $vertShiftDeg) : mixed

Parameters

$raHours : mixed
$raMinutes : mixed
$raSeconds : mixed
$decDeg : mixed
$decMin : mixed
$decSec : mixed
$gwDateDay : mixed
$gwDateMonth : mixed
$gwDateYear : mixed
$geogLongDeg : mixed
$geogLatDeg : mixed
$vertShiftDeg : mixed

correct_for_precession()

Calculate precession (corrected coordinates between two epochs)


    
                    correct_for_precession(mixed $raHour, mixed $raMinutes, mixed $raSeconds, mixed $decDeg, mixed $decMinutes, mixed $decSeconds, mixed $epoch1Day, mixed $epoch1Month, mixed $epoch1Year, mixed $epoch2Day, mixed $epoch2Month, mixed $epoch2Year) : mixed

Parameters

$raHour : mixed
$raMinutes : mixed
$raSeconds : mixed
$decDeg : mixed
$decMinutes : mixed
$decSeconds : mixed
$epoch1Day : mixed
$epoch1Month : mixed
$epoch1Year : mixed
$epoch2Day : mixed
$epoch2Month : mixed
$epoch2Year : mixed

nutation_in_ecliptic_longitude_and_obliquity()

Calculate nutation for two values: ecliptic longitude and obliquity, for a Greenwich date.


    
                    nutation_in_ecliptic_longitude_and_obliquity(mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Parameters

$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

correct_for_aberration()

Correct ecliptic coordinates for the effects of aberration.


    
                    correct_for_aberration(mixed $utHour, mixed $utMinutes, mixed $utSeconds, mixed $gwDay, mixed $gwMonth, mixed $gwYear, mixed $trueEclLongDeg, mixed $trueEclLongMin, mixed $trueEclLongSec, mixed $trueEclLatDeg, mixed $trueEclLatMin, mixed $trueEclLatSec) : mixed

Parameters

$utHour : mixed
$utMinutes : mixed
$utSeconds : mixed
$gwDay : mixed
$gwMonth : mixed
$gwYear : mixed
$trueEclLongDeg : mixed
$trueEclLongMin : mixed
$trueEclLongSec : mixed
$trueEclLatDeg : mixed
$trueEclLatMin : mixed
$trueEclLatSec : mixed

atmospheric_refraction()

Calculate corrected RA/Dec, accounting for atmospheric refraction.


    
                    atmospheric_refraction(mixed $trueRAHour, mixed $trueRAMin, mixed $trueRASec, mixed $trueDecDeg, mixed $trueDecMin, mixed $trueDecSec, CoordinateType $coordinateType, mixed $geogLongDeg, mixed $geogLatDeg, mixed $daylightSavingHours, mixed $timezoneHours, mixed $lcdDay, mixed $lcdMonth, mixed $lcdYear, mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $atmosphericPressureMbar, mixed $atmosphericTemperatureCelsius) : mixed

Parameters

$trueRAHour : mixed
$trueRAMin : mixed
$trueRASec : mixed
$trueDecDeg : mixed
$trueDecMin : mixed
$trueDecSec : mixed
$coordinateType : CoordinateType
$geogLongDeg : mixed
$geogLatDeg : mixed
$daylightSavingHours : mixed
$timezoneHours : mixed
$lcdDay : mixed
$lcdMonth : mixed
$lcdYear : mixed
$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$atmosphericPressureMbar : mixed
$atmosphericTemperatureCelsius : mixed

corrections_for_geocentric_parallax()

Calculate corrected RA/Dec, accounting for geocentric parallax.


    
                    corrections_for_geocentric_parallax(mixed $raHour, mixed $raMin, mixed $raSec, mixed $decDeg, mixed $decMin, mixed $decSec, CoordinateType $coordinateType, mixed $equatorialHorParallaxDeg, mixed $geogLongDeg, mixed $geogLatDeg, mixed $heightM, mixed $daylightSaving, mixed $timezoneHours, mixed $lcdDay, mixed $lcdMonth, mixed $lcdYear, mixed $lctHour, mixed $lctMin, mixed $lctSec) : mixed

Parameters

$raHour : mixed
$raMin : mixed
$raSec : mixed
$decDeg : mixed
$decMin : mixed
$decSec : mixed
$coordinateType : CoordinateType
$equatorialHorParallaxDeg : mixed
$geogLongDeg : mixed
$geogLatDeg : mixed
$heightM : mixed
$daylightSaving : mixed
$timezoneHours : mixed
$lcdDay : mixed
$lcdMonth : mixed
$lcdYear : mixed
$lctHour : mixed
$lctMin : mixed
$lctSec : mixed

heliographic_coordinates()

Calculate heliographic coordinates for a given Greenwich date, with a given heliographic position angle and heliographic displacement in arc minutes.


    
                    heliographic_coordinates(mixed $helioPositionAngleDeg, mixed $helioDisplacementArcmin, mixed $gwdateDay, mixed $gwdateMonth, mixed $gwdateYear) : mixed

Parameters

$helioPositionAngleDeg : mixed
$helioDisplacementArcmin : mixed
$gwdateDay : mixed
$gwdateMonth : mixed
$gwdateYear : mixed

carrington_rotation_number()

Calculate carrington rotation number for a Greenwich date


    
                    carrington_rotation_number(mixed $gwdateDay, mixed $gwdateMonth, mixed $gwdateYear) : mixed

Parameters

$gwdateDay : mixed
$gwdateMonth : mixed
$gwdateYear : mixed

selenographic_coordinates1()

Calculate selenographic (lunar) coordinates (sub-Earth)


    
                    selenographic_coordinates1(mixed $gwdateDay, mixed $gwdateMonth, mixed $gwdateYear) : mixed

Parameters

$gwdateDay : mixed
$gwdateMonth : mixed
$gwdateYear : mixed

selenographic_coordinates2()

Calculate selenographic (lunar) coordinates (sub-Solar)


    
                    selenographic_coordinates2(mixed $gwdateDay, mixed $gwdateMonth, mixed $gwdateYear) : mixed

Parameters

$gwdateDay : mixed
$gwdateMonth : mixed
$gwdateYear : mixed

get_date_of_easter()

Calculates the date of Easter for the year specified.


    
                    get_date_of_easter(mixed $inputYear) : mixed

Parameters

$inputYear : mixed

civil_date_to_day_number()

Calculate day number for a date.


    
                    civil_date_to_day_number(mixed $month, mixed $day, mixed $year) : mixed

Parameters

$month : mixed
$day : mixed
$year : mixed

civil_time_to_decimal_hours()

Convert a Civil Time (hours,minutes,seconds) to Decimal Hours


    
                    civil_time_to_decimal_hours(mixed $hours, mixed $minutes, mixed $seconds) : mixed

Parameters

$hours : mixed
$minutes : mixed
$seconds : mixed

decimal_hours_to_civil_time()

Convert Decimal Hours to Civil Time


    
                    decimal_hours_to_civil_time(mixed $decimalHours) : mixed

Parameters

$decimalHours : mixed

local_civil_time_to_universal_time()

Convert local Civil Time to Universal Time


    
                    local_civil_time_to_universal_time(mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $isDaylightSavings, mixed $zoneCorrection, mixed $localDay, mixed $localMonth, mixed $localYear) : mixed

Parameters

$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$isDaylightSavings : mixed
$zoneCorrection : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed

universal_time_to_local_civil_time_dt()

Convert Universal Time to local Civil Time


    
                    universal_time_to_local_civil_time_dt(mixed $utHours, mixed $utMinutes, mixed $utSeconds, mixed $isDaylightSavings, mixed $zoneCorrection, mixed $gwDay, mixed $gwMonth, mixed $gwYear) : mixed

Parameters

$utHours : mixed
$utMinutes : mixed
$utSeconds : mixed
$isDaylightSavings : mixed
$zoneCorrection : mixed
$gwDay : mixed
$gwMonth : mixed
$gwYear : mixed

universal_time_to_greenwich_sidereal_time()

Convert Universal Time to Greenwich Sidereal Time


    
                    universal_time_to_greenwich_sidereal_time(mixed $utHours, mixed $utMinutes, mixed $utSeconds, mixed $gwDay, mixed $gwMonth, mixed $gwYear) : mixed

Parameters

$utHours : mixed
$utMinutes : mixed
$utSeconds : mixed
$gwDay : mixed
$gwMonth : mixed
$gwYear : mixed

greenwich_sidereal_time_to_universal_time()

Convert Greenwich Sidereal Time to Universal Time


    
                    greenwich_sidereal_time_to_universal_time(mixed $gstHours, mixed $gstMinutes, mixed $gstSeconds, mixed $gwDay, mixed $gwMonth, mixed $gwYear) : mixed

Parameters

$gstHours : mixed
$gstMinutes : mixed
$gstSeconds : mixed
$gwDay : mixed
$gwMonth : mixed
$gwYear : mixed

greenwich_sidereal_time_to_local_sidereal_time()

Convert Greenwich Sidereal Time to Local Sidereal Time


    
                    greenwich_sidereal_time_to_local_sidereal_time(mixed $gstHours, mixed $gstMinutes, mixed $gstSeconds, mixed $geographicalLongitude) : mixed

Parameters

$gstHours : mixed
$gstMinutes : mixed
$gstSeconds : mixed
$geographicalLongitude : mixed

local_sidereal_time_to_greenwich_sidereal_time()

Convert Local Sidereal Time to Greenwich Sidereal Time


    
                    local_sidereal_time_to_greenwich_sidereal_time(mixed $lstHours, mixed $lstMinutes, mixed $lstSeconds, mixed $geographicalLongitude) : mixed

Parameters

$lstHours : mixed
$lstMinutes : mixed
$lstSeconds : mixed
$geographicalLongitude : mixed

lunar_eclipse_occurrence_details()

Determine if a lunar eclipse is likely to occur.


    
                    lunar_eclipse_occurrence_details(mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $isDaylightSaving, mixed $zoneCorrectionHours) : mixed

Parameters

$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed

lunar_eclipse_circumstances()

* Calculate the circumstances of a lunar eclipse.


    
                    lunar_eclipse_circumstances(mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $isDaylightSaving, mixed $zoneCorrectionHours) : mixed

Parameters

$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed

solar_eclipse_occurrence()

Determine if a solar eclipse is likely to occur.


    
                    solar_eclipse_occurrence(mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $isDaylightSaving, mixed $zoneCorrectionHours) : mixed

Parameters

$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed

solar_eclipse_circumstances()

Calculate the circumstances of a solar eclipse.


    
                    solar_eclipse_circumstances(mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $geogLongitudeDeg, mixed $geogLatitudeDeg) : mixed

Parameters

$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$geogLongitudeDeg : mixed
$geogLatitudeDeg : mixed

civil_date_to_julian_date()

Convert a Greenwich Date/Civil Date (day,month,year) to Julian Date


    
                    civil_date_to_julian_date(mixed $day, mixed $month, mixed $year) : mixed

Original macro name: CDJD

Parameters

$day : mixed
$month : mixed
$year : mixed

decimal_degrees_degrees()

Return Degrees part of Decimal Degrees


    
                    decimal_degrees_degrees(mixed $decimalDegrees) : mixed

Original macro name: DDDeg

Parameters

$decimalDegrees : mixed

decimal_degrees_minutes()

Return Minutes part of Decimal Degrees


    
                    decimal_degrees_minutes(float $decimalDegrees) : mixed

Original macro name: DDMin

Parameters

$decimalDegrees : float

decimal_degrees_seconds()

Return Seconds part of Decimal Degrees


    
                    decimal_degrees_seconds(mixed $decimalDegrees) : mixed

Original macro name: DDSec

Parameters

$decimalDegrees : mixed

decimal_hours_hour()

Return the hour part of a Decimal Hours


    
                    decimal_hours_hour(mixed $decimalHours) : mixed

Original macro name: DHHour

Parameters

$decimalHours : mixed

decimal_hours_minute()

Return the minutes part of a Decimal Hours


    
                    decimal_hours_minute(mixed $decimalHours) : mixed

Original macro name: DHMin

Parameters

$decimalHours : mixed

decimal_hours_second()

Return the seconds part of a Decimal Hours


    
                    decimal_hours_second(mixed $decimalHours) : mixed

Original macro name: DHSec

Parameters

$decimalHours : mixed

degrees_minutes_seconds_to_decimal_degrees()

Convert Degrees Minutes Seconds to Decimal Degrees


    
                    degrees_minutes_seconds_to_decimal_degrees(mixed $degrees, mixed $minutes, mixed $seconds) : mixed

Original macro name: DMSDD

Parameters

$degrees : mixed
$minutes : mixed
$seconds : mixed

w_to_degrees()

Convert W to Degrees


    
                    w_to_degrees(mixed $w) : mixed

Original macro name: Degrees

Parameters

$w : mixed

equatorial_coordinates_to_altitude()

Convert Equatorial Coordinates to Altitude (in decimal degrees)


    
                    equatorial_coordinates_to_altitude(mixed $hourAngleHours, mixed $hourAngleMinutes, mixed $hourAngleSeconds, mixed $declinationDegrees, mixed $declinationMinutes, mixed $declinationSeconds, mixed $geographicalLatitude) : mixed

Original macro name: EQAlt

Parameters

$hourAngleHours : mixed
$hourAngleMinutes : mixed
$hourAngleSeconds : mixed
$declinationDegrees : mixed
$declinationMinutes : mixed
$declinationSeconds : mixed
$geographicalLatitude : mixed

equatorial_coordinates_to_azimuth()

Convert Equatorial Coordinates to Azimuth (in decimal degrees)


    
                    equatorial_coordinates_to_azimuth(mixed $hourAngleHours, mixed $hourAngleMinutes, mixed $hourAngleSeconds, mixed $declinationDegrees, mixed $declinationMinutes, mixed $declinationSeconds, mixed $geographicalLatitude) : mixed

Original macro name: EQAz

Parameters

$hourAngleHours : mixed
$hourAngleMinutes : mixed
$hourAngleSeconds : mixed
$declinationDegrees : mixed
$declinationMinutes : mixed
$declinationSeconds : mixed
$geographicalLatitude : mixed

greenwich_sidereal_time_to_local_sidereal_time()

Convert Greenwich Sidereal Time to Local Sidereal Time


    
                    greenwich_sidereal_time_to_local_sidereal_time(mixed $greenwichHours, mixed $greenwichMinutes, mixed $greenwichSeconds, mixed $geographicalLongitude) : mixed

Original macro name: GSTLST

Parameters

$greenwichHours : mixed
$greenwichMinutes : mixed
$greenwichSeconds : mixed
$geographicalLongitude : mixed

horizon_coordinates_to_declination()

Convert Horizon Coordinates to Declination (in decimal degrees)


    
                    horizon_coordinates_to_declination(mixed $azimuthDegrees, mixed $azimuthMinutes, mixed $azimuthSeconds, mixed $altitudeDegrees, mixed $altitudeMinutes, mixed $altitudeSeconds, mixed $geographicalLatitude) : mixed

Original macro name: HORDec

Parameters

$azimuthDegrees : mixed
$azimuthMinutes : mixed
$azimuthSeconds : mixed
$altitudeDegrees : mixed
$altitudeMinutes : mixed
$altitudeSeconds : mixed
$geographicalLatitude : mixed

horizon_coordinates_to_hour_angle()

Convert Horizon Coordinates to Hour Angle (in decimal degrees)


    
                    horizon_coordinates_to_hour_angle(mixed $azimuthDegrees, mixed $azimuthMinutes, mixed $azimuthSeconds, mixed $altitudeDegrees, mixed $altitudeMinutes, mixed $altitudeSeconds, mixed $geographicalLatitude) : mixed

Original macro name: HORHa

Parameters

$azimuthDegrees : mixed
$azimuthMinutes : mixed
$azimuthSeconds : mixed
$altitudeDegrees : mixed
$altitudeMinutes : mixed
$altitudeSeconds : mixed
$geographicalLatitude : mixed

decimal_degrees_to_degree_hours()

Convert Decimal Degrees to Degree-Hours


    
                    decimal_degrees_to_degree_hours(mixed $decimalDegrees) : mixed

Original macro name: DDDH

Parameters

$decimalDegrees : mixed

degrees()

Convert W to Degrees


    
                    degrees(mixed $w) : mixed

Original macro name: Degrees

Parameters

$w : mixed

hour_angle_to_right_ascension()

Convert Hour Angle to Right Ascension


    
                    hour_angle_to_right_ascension(mixed $hourAngleHours, mixed $hourAngleMinutes, mixed $hourAngleSeconds, mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $localDay, mixed $localMonth, mixed $localYear, mixed $geographicalLongitude) : mixed

Original macro name: HARA

Parameters

$hourAngleHours : mixed
$hourAngleMinutes : mixed
$hourAngleSeconds : mixed
$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed
$geographicalLongitude : mixed

hours_minutes_seconds_to_decimal_hours()

Convert a Civil Time (hours,minutes,seconds) to Decimal Hours


    
                    hours_minutes_seconds_to_decimal_hours(mixed $hours, mixed $minutes, mixed $seconds) : mixed

Original macro name: HMSDH

Parameters

$hours : mixed
$minutes : mixed
$seconds : mixed

julian_date_day()

Returns the day part of a Julian Date


    
                    julian_date_day(mixed $julianDate) : mixed

Original macro name: JDCDay

Parameters

$julianDate : mixed

julian_date_month()

Returns the month part of a Julian Date


    
                    julian_date_month(mixed $julianDate) : mixed

Original macro name: JDCMonth

Parameters

$julianDate : mixed

julian_date_year()

Returns the year part of a Julian Date


    
                    julian_date_year(mixed $julianDate) : mixed

Original macro name: JDCYear

Parameters

$julianDate : mixed

local_civil_time_greenwich_day()

Determine Greenwich Day for Local Time


    
                    local_civil_time_greenwich_day(mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $localDay, mixed $localMonth, mixed $localYear) : mixed

Original macro name: LctGDay

Parameters

$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed

local_civil_time_greenwich_month()

Determine Greenwich Month for Local Time


    
                    local_civil_time_greenwich_month(mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $localDay, mixed $localMonth, mixed $localYear) : mixed

Original macro name: LctGMonth

Parameters

$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed

local_civil_time_greenwich_year()

Determine Greenwich Year for Local Time


    
                    local_civil_time_greenwich_year(mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $localDay, mixed $localMonth, mixed $localYear) : mixed

Original macro name: LctGYear

Parameters

$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed

local_civil_time_to_universal_time()

Convert Local Civil Time to Universal Time


    
                    local_civil_time_to_universal_time(mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $localDay, mixed $localMonth, mixed $localYear) : mixed

Original macro name: LctUT

Parameters

$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed

universal_time_to_local_civil_time_ma()

Convert Universal Time to Local Civil Time


    
                    universal_time_to_local_civil_time_ma(mixed $uHours, mixed $uMinutes, mixed $uSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Original macro name: UTLct

Parameters

$uHours : mixed
$uMinutes : mixed
$uSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

universal_time_local_civil_day()

Get Local Civil Day for Universal Time


    
                    universal_time_local_civil_day(mixed $uHours, mixed $uMinutes, mixed $uSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Original macro name: UTLcDay

Parameters

$uHours : mixed
$uMinutes : mixed
$uSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

universal_time_local_civil_month()

Get Local Civil Month for Universal Time


    
                    universal_time_local_civil_month(mixed $uHours, mixed $uMinutes, mixed $uSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Original macro name: UTLcMonth

Parameters

$uHours : mixed
$uMinutes : mixed
$uSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

universal_time_local_civil_year()

Get Local Civil Year for Universal Time


    
                    universal_time_local_civil_year(mixed $uHours, mixed $uMinutes, mixed $uSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Original macro name: UTLcYear

Parameters

$uHours : mixed
$uMinutes : mixed
$uSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

right_ascension_to_hour_angle()

Convert Right Ascension to Hour Angle


    
                    right_ascension_to_hour_angle(mixed $raHours, mixed $raMinutes, mixed $raSeconds, mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $daylightSaving, mixed $zoneCorrection, mixed $localDay, mixed $localMonth, mixed $localYear, mixed $geographicalLongitude) : mixed

Original macro name: RAHA

Parameters

$raHours : mixed
$raMinutes : mixed
$raSeconds : mixed
$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$daylightSaving : mixed
$zoneCorrection : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed
$geographicalLongitude : mixed

universal_time_to_greenwich_sidereal_time()

Convert Universal Time to Greenwich Sidereal Time


    
                    universal_time_to_greenwich_sidereal_time(mixed $uHours, mixed $uMinutes, mixed $uSeconds, mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Original macro name: UTGST

Parameters

$uHours : mixed
$uMinutes : mixed
$uSeconds : mixed
$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

obliq()

Obliquity of the Ecliptic for a Greenwich Date


    
                    obliq(mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Original macro name: Obliq

Parameters

$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

nutat_long()

Nutation amount to be added in ecliptic longitude, in degrees.


    
                    nutat_long(mixed $gd, mixed $gm, mixed $gy) : mixed

Original macro name: NutatLong

Parameters

$gd : mixed
$gm : mixed
$gy : mixed

nutat_obl()

Nutation of Obliquity


    
                    nutat_obl(mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Original macro name: NutatObl

Parameters

$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

degree_hours_to_decimal_degrees()

Convert Degree-Hours to Decimal Degrees


    
                    degree_hours_to_decimal_degrees(mixed $degreeHours) : mixed

Original macro name: DHDD

Parameters

$degreeHours : mixed

greenwich_sidereal_time_to_universal_time()

Convert Greenwich Sidereal Time to Universal Time


    
                    greenwich_sidereal_time_to_universal_time(mixed $greenwichSiderealHours, mixed $greenwichSiderealMinutes, mixed $greenwichSiderealSeconds, mixed $greenwichDay, mixed $greenwichMonth, mixed $greenwichYear) : mixed

Original macro name: GSTUT

Parameters

$greenwichSiderealHours : mixed
$greenwichSiderealMinutes : mixed
$greenwichSiderealSeconds : mixed
$greenwichDay : mixed
$greenwichMonth : mixed
$greenwichYear : mixed

local_sidereal_time_to_greenwich_sidereal_time()

Convert Local Sidereal Time to Greenwich Sidereal Time


    
                    local_sidereal_time_to_greenwich_sidereal_time(mixed $localHours, mixed $localMinutes, mixed $localSeconds, mixed $longitude) : mixed

Original macro name: LSTGST

Parameters

$localHours : mixed
$localMinutes : mixed
$localSeconds : mixed
$longitude : mixed

eg_st_ut()

Status of conversion of Greenwich Sidereal Time to Universal Time.


    
                    eg_st_ut(mixed $gsh, mixed $gsm, mixed $gss, mixed $gd, mixed $gm, mixed $gy) : mixed

Original macro name: eGSTUT

Parameters

$gsh : mixed
$gsm : mixed
$gss : mixed
$gd : mixed
$gm : mixed
$gy : mixed

sun_long()

Calculate Sun's ecliptic longitude


    
                    sun_long(mixed $lch, mixed $lcm, mixed $lcs, mixed $ds, mixed $zc, mixed $ld, mixed $lm, mixed $ly) : mixed

Original macro name: SunLong

Parameters

$lch : mixed
$lcm : mixed
$lcs : mixed
$ds : mixed
$zc : mixed
$ld : mixed
$lm : mixed
$ly : mixed

sun_dia()

Calculate Sun's angular diameter in decimal degrees


    
                    sun_dia(mixed $lch, mixed $lcm, mixed $lcs, mixed $ds, mixed $zc, mixed $ld, mixed $lm, mixed $ly) : mixed

Original macro name: SunDia

Parameters

$lch : mixed
$lcm : mixed
$lcs : mixed
$ds : mixed
$zc : mixed
$ld : mixed
$lm : mixed
$ly : mixed

sun_dist()

Calculate Sun's distance from the Earth in astronomical units


    
                    sun_dist(mixed $lch, mixed $lcm, mixed $lcs, mixed $ds, mixed $zc, mixed $ld, mixed $lm, mixed $ly) : mixed

Original macro name: SunDist

Parameters

$lch : mixed
$lcm : mixed
$lcs : mixed
$ds : mixed
$zc : mixed
$ld : mixed
$lm : mixed
$ly : mixed

true_anomaly()

Solve Kepler's equation, and return value of the true anomaly in radians


    
                    true_anomaly(mixed $am, mixed $ec) : mixed

Original macro name: TrueAnomaly

Parameters

$am : mixed
$ec : mixed

eccentric_anomaly()

Solve Kepler's equation, and return value of the eccentric anomaly in radians


    
                    eccentric_anomaly(mixed $am, mixed $ec) : mixed

Original macro name: EccentricAnomaly

Parameters

$am : mixed
$ec : mixed

refract()

Calculate effects of refraction


    
                    refract(mixed $y2, mixed $sw, mixed $pr, mixed $tr) : mixed

Original macro name: Refract

Parameters

$y2 : mixed
$sw : mixed
$pr : mixed
$tr : mixed

refract_l3035()

Helper function for refract


    
                    refract_l3035(mixed $pr, mixed $tr, mixed $y, mixed $d) : mixed

Parameters

$pr : mixed
$tr : mixed
$y : mixed
$d : mixed

parallax_ha()

Calculate corrected hour angle in decimal hours


    
                    parallax_ha(mixed $hh, mixed $hm, mixed $hs, mixed $dd, mixed $dm, mixed $ds, mixed $sw, mixed $gp, mixed $ht, mixed $hp) : mixed

Original macro name: ParallaxHA

Parameters

$hh : mixed
$hm : mixed
$hs : mixed
$dd : mixed
$dm : mixed
$ds : mixed
$sw : mixed
$gp : mixed
$ht : mixed
$hp : mixed

parallax_ha_l2870()

Helper function for parallax_ha


    
                    parallax_ha_l2870(mixed $x, mixed $y, mixed $rc, mixed $rp, mixed $rs, mixed $tp) : mixed

Parameters

$x : mixed
$y : mixed
$rc : mixed
$rp : mixed
$rs : mixed
$tp : mixed

parallax_dec()

Calculate corrected declination in decimal degrees


    
                    parallax_dec(mixed $hh, mixed $hm, mixed $hs, mixed $dd, mixed $dm, mixed $ds, mixed $sw, mixed $gp, mixed $ht, mixed $hp) : mixed

Original macro name: ParallaxDec

Parameters

$hh : mixed
$hm : mixed
$hs : mixed
$dd : mixed
$dm : mixed
$ds : mixed
$sw : mixed
$gp : mixed
$ht : mixed
$hp : mixed

parallax_dec_l2870()

Helper function for parallax_dec


    
                    parallax_dec_l2870(mixed $x, mixed $y, mixed $rc, mixed $rp, mixed $rs, mixed $tp) : mixed

Parameters

$x : mixed
$y : mixed
$rc : mixed
$rp : mixed
$rs : mixed
$tp : mixed

moon_long()

Calculate geocentric ecliptic longitude for the Moon


    
                    moon_long(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: MoonLong

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

moon_lat()

Calculate geocentric ecliptic latitude for the Moon


    
                    moon_lat(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: MoonLat

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

moon_hp()

Calculate horizontal parallax for the Moon


    
                    moon_hp(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: MoonHP

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

moon_dist()

Calculate distance from the Earth to the Moon (km)


    
                    moon_dist(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: MoonDist

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

moon_size()

Calculate the Moon's angular diameter (degrees)


    
                    moon_size(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: MoonSize

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

unwind()

Convert angle in radians to equivalent angle in degrees.


    
                    unwind(mixed $w) : mixed

Original macro name: Unwind

Parameters

$w : mixed

unwind_deg()

Convert angle in degrees to equivalent angle in the range 0 to 360 degrees.


    
                    unwind_deg(mixed $w) : mixed

Original macro name: UnwindDeg

Parameters

$w : mixed

sun_e_long()

Mean ecliptic longitude of the Sun at the epoch


    
                    sun_e_long(mixed $gd, mixed $gm, mixed $gy) : mixed

Original macro name: SunElong

Parameters

$gd : mixed
$gm : mixed
$gy : mixed

sun_peri()

Longitude of the Sun at perigee


    
                    sun_peri(mixed $gd, mixed $gm, mixed $gy) : mixed

Original macro name: SunPeri

Parameters

$gd : mixed
$gm : mixed
$gy : mixed

sun_ecc()

Eccentricity of the Sun-Earth orbit


    
                    sun_ecc(mixed $gd, mixed $gm, mixed $gy) : mixed

Original macro name: SunEcc

Parameters

$gd : mixed
$gm : mixed
$gy : mixed

ec_dec()

Ecliptic - Declination (degrees)


    
                    ec_dec(mixed $eld, mixed $elm, mixed $els, mixed $bd, mixed $bm, mixed $bs, mixed $gd, mixed $gm, mixed $gy) : mixed

Original macro name: ECDec

Parameters

$eld : mixed
$elm : mixed
$els : mixed
$bd : mixed
$bm : mixed
$bs : mixed
$gd : mixed
$gm : mixed
$gy : mixed

ec_ra()

Ecliptic - Right Ascension (degrees)


    
                    ec_ra(mixed $eld, mixed $elm, mixed $els, mixed $bd, mixed $bm, mixed $bs, mixed $gd, mixed $gm, mixed $gy) : mixed

Original macro name: ECRA

Parameters

$eld : mixed
$elm : mixed
$els : mixed
$bd : mixed
$bm : mixed
$bs : mixed
$gd : mixed
$gm : mixed
$gy : mixed

sun_true_anomaly()

Calculate Sun's true anomaly, i.e., how much its orbit deviates from a true circle to an ellipse.


    
                    sun_true_anomaly(mixed $lch, mixed $lcm, mixed $lcs, mixed $ds, mixed $zc, mixed $ld, mixed $lm, mixed $ly) : mixed

Original macro name: SunTrueAnomaly

Parameters

$lch : mixed
$lcm : mixed
$lcs : mixed
$ds : mixed
$zc : mixed
$ld : mixed
$lm : mixed
$ly : mixed

sun_mean_anomaly()

Calculate the Sun's mean anomaly.


    
                    sun_mean_anomaly(mixed $lch, mixed $lcm, mixed $lcs, mixed $ds, mixed $zc, mixed $ld, mixed $lm, mixed $ly) : mixed

Original macro name: SunMeanAnomaly

Parameters

$lch : mixed
$lcm : mixed
$lcs : mixed
$ds : mixed
$zc : mixed
$ld : mixed
$lm : mixed
$ly : mixed

sunrise_lct()

Calculate local civil time of sunrise.


    
                    sunrise_lct(mixed $ld, mixed $lm, mixed $ly, mixed $ds, mixed $zc, mixed $gl, mixed $gp) : mixed

Original macro name: SunriseLCT

Parameters

$ld : mixed
$lm : mixed
$ly : mixed
$ds : mixed
$zc : mixed
$gl : mixed
$gp : mixed

sunrise_lct_3710()

Helper function for sunrise_lct()


    
                    sunrise_lct_3710(mixed $gd, mixed $gm, mixed $gy, mixed $sr, mixed $di, mixed $gp) : mixed

Parameters

$gd : mixed
$gm : mixed
$gy : mixed
$sr : mixed
$di : mixed
$gp : mixed

sunset_lct()

Calculate local civil time of sunset.


    
                    sunset_lct(mixed $ld, mixed $lm, mixed $ly, mixed $ds, mixed $zc, mixed $gl, mixed $gp) : mixed

Original macro name: SunsetLCT

Parameters

$ld : mixed
$lm : mixed
$ly : mixed
$ds : mixed
$zc : mixed
$gl : mixed
$gp : mixed

sunset_lct_l3710()

Helper function for sunset_lct().


    
                    sunset_lct_l3710(mixed $gd, mixed $gm, mixed $gy, mixed $sr, mixed $di, mixed $gp) : mixed

Parameters

$gd : mixed
$gm : mixed
$gy : mixed
$sr : mixed
$di : mixed
$gp : mixed

rise_set_local_sidereal_time_rise()

Local sidereal time of rise, in hours.


    
                    rise_set_local_sidereal_time_rise(mixed $rah, mixed $ram, mixed $ras, mixed $dd, mixed $dm, mixed $ds, mixed $vd, mixed $g) : mixed

Original macro name: RSLSTR

Parameters

$rah : mixed
$ram : mixed
$ras : mixed
$dd : mixed
$dm : mixed
$ds : mixed
$vd : mixed
$g : mixed

rise_set_local_sidereal_time_set()

Local sidereal time of setting, in hours.


    
                    rise_set_local_sidereal_time_set(mixed $rah, mixed $ram, mixed $ras, mixed $dd, mixed $dm, mixed $ds, mixed $vd, mixed $g) : mixed

Original macro name: RSLSTS

Parameters

$rah : mixed
$ram : mixed
$ras : mixed
$dd : mixed
$dm : mixed
$ds : mixed
$vd : mixed
$g : mixed

rise_set_azimuth_rise()

Azimuth of rising, in degrees.


    
                    rise_set_azimuth_rise(mixed $rah, mixed $ram, mixed $ras, mixed $dd, mixed $dm, mixed $ds, mixed $vd, mixed $g) : mixed

Original macro name: RSAZR

Parameters

$rah : mixed
$ram : mixed
$ras : mixed
$dd : mixed
$dm : mixed
$ds : mixed
$vd : mixed
$g : mixed

rise_set_azimuth_set()

Azimuth of setting, in degrees.


    
                    rise_set_azimuth_set(mixed $rah, mixed $ram, mixed $ras, mixed $dd, mixed $dm, mixed $ds, mixed $vd, mixed $g) : mixed

Original macro name: RSAZS

Parameters

$rah : mixed
$ram : mixed
$ras : mixed
$dd : mixed
$dm : mixed
$ds : mixed
$vd : mixed
$g : mixed

ers()

Rise/Set status


    
                    ers(mixed $rah, mixed $ram, mixed $ras, mixed $dd, mixed $dm, mixed $ds, mixed $vd, mixed $g) : mixed

Original macro name: eRS

Parameters

$rah : mixed
$ram : mixed
$ras : mixed
$dd : mixed
$dm : mixed
$ds : mixed
$vd : mixed
$g : mixed

e_sun_rs()

Sunrise/Sunset calculation status.


    
                    e_sun_rs(mixed $ld, mixed $lm, mixed $ly, mixed $ds, mixed $zc, mixed $gl, mixed $gp) : mixed

Original macro name: eSunRS

Parameters

$ld : mixed
$lm : mixed
$ly : mixed
$ds : mixed
$zc : mixed
$gl : mixed
$gp : mixed

e_sun_rs_l3710()

Helper function for e_sun_rs


    
                    e_sun_rs_l3710(mixed $gd, mixed $gm, mixed $gy, mixed $sr, mixed $di, mixed $gp) : mixed

Parameters

$gd : mixed
$gm : mixed
$gy : mixed
$sr : mixed
$di : mixed
$gp : mixed

sunrise_az()

Calculate azimuth of sunrise.


    
                    sunrise_az(mixed $ld, mixed $lm, mixed $ly, mixed $ds, mixed $zc, mixed $gl, mixed $gp) : mixed

Original macro name: SunriseAz

Parameters

$ld : mixed
$lm : mixed
$ly : mixed
$ds : mixed
$zc : mixed
$gl : mixed
$gp : mixed

sunrise_az_l3710()

Helper function for sunrise_az()


    
                    sunrise_az_l3710(mixed $gd, mixed $gm, mixed $gy, mixed $sr, mixed $di, mixed $gp) : mixed

Parameters

$gd : mixed
$gm : mixed
$gy : mixed
$sr : mixed
$di : mixed
$gp : mixed

sunset_az()

Calculate azimuth of sunset.


    
                    sunset_az(mixed $ld, mixed $lm, mixed $ly, mixed $ds, mixed $zc, mixed $gl, mixed $gp) : mixed

Original macro name: SunsetAz

Parameters

$ld : mixed
$lm : mixed
$ly : mixed
$ds : mixed
$zc : mixed
$gl : mixed
$gp : mixed

sunset_az_l3710()

Helper function for sunset_az()


    
                    sunset_az_l3710(mixed $gd, mixed $gm, mixed $gy, mixed $sr, mixed $di, mixed $gp) : mixed

Parameters

$gd : mixed
$gm : mixed
$gy : mixed
$sr : mixed
$di : mixed
$gp : mixed

twilight_am_lct()

Calculate morning twilight start, in local time.


    
                    twilight_am_lct(mixed $ld, mixed $lm, mixed $ly, mixed $ds, mixed $zc, mixed $gl, mixed $gp, mixed $tt) : mixed

Original macro name: TwilightAMLCT

Parameters

$ld : mixed
$lm : mixed
$ly : mixed
$ds : mixed
$zc : mixed
$gl : mixed
$gp : mixed
$tt : mixed

twilight_am_lct_l3710()

Helper function for twilight_am_lct()


    
                    twilight_am_lct_l3710(mixed $gd, mixed $gm, mixed $gy, mixed $sr, mixed $di, mixed $gp) : mixed

Parameters

$gd : mixed
$gm : mixed
$gy : mixed
$sr : mixed
$di : mixed
$gp : mixed

twilight_pm_lct()

Calculate evening twilight end, in local time.


    
                    twilight_pm_lct(mixed $ld, mixed $lm, mixed $ly, mixed $ds, mixed $zc, mixed $gl, mixed $gp, mixed $tt) : mixed

Original macro name: TwilightPMLCT

Parameters

$ld : mixed
$lm : mixed
$ly : mixed
$ds : mixed
$zc : mixed
$gl : mixed
$gp : mixed
$tt : mixed

twilight_pm_lct_l3710()

Helper function for twilight_pm_lct()


    
                    twilight_pm_lct_l3710(mixed $gd, mixed $gm, mixed $gy, mixed $sr, mixed $di, mixed $gp) : mixed

Parameters

$gd : mixed
$gm : mixed
$gy : mixed
$sr : mixed
$di : mixed
$gp : mixed

e_twilight()

Twilight calculation status.


    
                    e_twilight(mixed $ld, mixed $lm, mixed $ly, mixed $ds, mixed $zc, mixed $gl, mixed $gp, mixed $tt) : mixed

Original macro name: eTwilight

Parameters

$ld : mixed
$lm : mixed
$ly : mixed
$ds : mixed
$zc : mixed
$gl : mixed
$gp : mixed
$tt : mixed

e_twilight_l3710()

Helper function for e_twilight()


    
                    e_twilight_l3710(mixed $gd, mixed $gm, mixed $gy, mixed $sr, mixed $di, mixed $gp) : mixed

Parameters

$gd : mixed
$gm : mixed
$gy : mixed
$sr : mixed
$di : mixed
$gp : mixed

angle()

Calculate the angle between two celestial objects


    
                    angle(mixed $xx1, mixed $xm1, mixed $xs1, mixed $dd1, mixed $dm1, mixed $ds1, mixed $xx2, mixed $xm2, mixed $xs2, mixed $dd2, mixed $dm2, mixed $ds2, mixed $s) : mixed

Parameters

$xx1 : mixed
$xm1 : mixed
$xs1 : mixed
$dd1 : mixed
$dm1 : mixed
$ds1 : mixed
$xx2 : mixed
$xm2 : mixed
$xs2 : mixed
$dd2 : mixed
$dm2 : mixed
$ds2 : mixed
$s : mixed

planet_coordinates()

Calculate several planetary properties.


    
                    planet_coordinates(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr, mixed $s) : mixed

Original macro names: PlanetLong, PlanetLat, PlanetDist, PlanetHLong1, PlanetHLong2, PlanetHLat, PlanetRVect

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed
$s : mixed

planet_long_l4685()

Helper function for planet_coordinates()


    
                    planet_long_l4685(mixed $pl) : mixed

Parameters

$pl : mixed

planet_long_l4735()

Helper function for planet_coordinates()


    
                    planet_long_l4735(mixed $pl, mixed $ms, mixed $t) : mixed

Parameters

$pl : mixed
$ms : mixed
$t : mixed

planet_long_l4810()

Helper function for planet_coordinates()


    
                    planet_long_l4810(mixed $pl, mixed $ms) : mixed

Parameters

$pl : mixed
$ms : mixed

planet_long_l4945()

Helper function for planet_coordinates()


    
                    planet_long_l4945(mixed $t, mixed $planet) : mixed

Parameters

$t : mixed
$planet : mixed

solve_cubic()

For W, in radians, return S, also in radians.


    
                    solve_cubic(mixed $w) : mixed

Original macro name: SolveCubic

Parameters

$w : mixed

p_comet_long_lat_dist()

Calculate longitude, latitude, and distance of parabolic-orbit comet.


    
                    p_comet_long_lat_dist(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr, mixed $td, mixed $tm, mixed $ty, mixed $q, mixed $i, mixed $p, mixed $n) : mixed

Original macro names: PcometLong, PcometLat, PcometDist

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed
$td : mixed
$tm : mixed
$ty : mixed
$q : mixed
$i : mixed
$p : mixed
$n : mixed

moon_long_lat_hp()

Calculate longitude, latitude, and horizontal parallax of the Moon.


    
                    moon_long_lat_hp(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro names: MoonLong, MoonLat, MoonHP

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

moon_phase_ma()

Calculate current phase of Moon.


    
                    moon_phase_ma(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: MoonPhase

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

moon_mean_anomaly()

Calculate the Moon's mean anomaly.


    
                    moon_mean_anomaly(mixed $lh, mixed $lm, mixed $ls, mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: MoonMeanAnomaly

Parameters

$lh : mixed
$lm : mixed
$ls : mixed
$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

new_moon()

Calculate Julian date of New Moon.


    
                    new_moon(mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: NewMoon

Parameters

$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

full_moon()

Calculate Julian date of Full Moon.


    
                    full_moon(mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: FullMoon

Parameters

$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

new_moon_full_moon_l6855()

Helper function for newMoon() and fullMoon()


    
                    new_moon_full_moon_l6855(mixed $k, mixed $t) : mixed

Parameters

$k : mixed
$t : mixed

fract()

Original macro name: FRACT


    
                    fract(mixed $w) : mixed

Parameters

$w : mixed

lint()

Original macro name: LINT


    
                    lint(mixed $w) : mixed

Parameters

$w : mixed

i_int()

Original macro name: IINT


    
                    i_int(mixed $w) : mixed

Parameters

$w : mixed

sign()

Calculate sign of number.


    
                    sign(mixed $numberToCheck) : mixed

Parameters

$numberToCheck : mixed

ut_day_adjust()

Original macro name: UTDayAdjust


    
                    ut_day_adjust(mixed $ut, mixed $g1) : mixed

Parameters

$ut : mixed
$g1 : mixed

f_part()

Original macro name: Fpart


    
                    f_part(mixed $w) : mixed

Parameters

$w : mixed

eq_e_lat()

Original macro name: EQElat


    
                    eq_e_lat(mixed $rah, mixed $ram, mixed $ras, mixed $dd, mixed $dm, mixed $ds, mixed $gd, mixed $gm, mixed $gy) : mixed

Parameters

$rah : mixed
$ram : mixed
$ras : mixed
$dd : mixed
$dm : mixed
$ds : mixed
$gd : mixed
$gm : mixed
$gy : mixed

eq_e_long()

Original macro name: EQElong


    
                    eq_e_long(mixed $rah, mixed $ram, mixed $ras, mixed $dd, mixed $dm, mixed $ds, mixed $gd, mixed $gm, mixed $gy) : mixed

Parameters

$rah : mixed
$ram : mixed
$ras : mixed
$dd : mixed
$dm : mixed
$ds : mixed
$gd : mixed
$gm : mixed
$gy : mixed

moon_rise_lct()

Local time of moonrise.


    
                    moon_rise_lct(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $gLong, mixed $gLat) : mixed

Original macro name: MoonRiseLCT

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$gLong : mixed
$gLat : mixed

moon_rise_lct_l6680()

Helper function for moon_rise_lct


    
                    moon_rise_lct_l6680(mixed $x, mixed $ds, mixed $zc, mixed $gdy, mixed $gmn, mixed $gyr, mixed $g1, mixed $ut) : mixed

Parameters

$x : mixed
$ds : mixed
$zc : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$g1 : mixed
$ut : mixed

moon_rise_lct_l6700()

Helper function for moon_rise_lct


    
                    moon_rise_lct_l6700(mixed $lct, mixed $ds, mixed $zc, mixed $dy1, mixed $mn1, mixed $yr1, mixed $gdy, mixed $gmn, mixed $gyr, mixed $gLat) : mixed

Parameters

$lct : mixed
$ds : mixed
$zc : mixed
$dy1 : mixed
$mn1 : mixed
$yr1 : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$gLat : mixed

moon_rise_lc_dmy()

Local date of moonrise.


    
                    moon_rise_lc_dmy(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $gLong, mixed $gLat) : mixed

Original macro names: MoonRiseLcDay, MoonRiseLcMonth, MoonRiseLcYear

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$gLong : mixed
$gLat : mixed

moon_rise_lc_dmy_l6680()

Helper function for moon_rise_lc_dmy


    
                    moon_rise_lc_dmy_l6680(mixed $x, mixed $ds, mixed $zc, mixed $gdy, mixed $gmn, mixed $gyr, mixed $g1, mixed $ut) : mixed

Parameters

$x : mixed
$ds : mixed
$zc : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$g1 : mixed
$ut : mixed

moon_rise_lc_dmy_l6700()

Helper function for moon_rise_lc_dmy


    
                    moon_rise_lc_dmy_l6700(mixed $lct, mixed $ds, mixed $zc, mixed $dy1, mixed $mn1, mixed $yr1, mixed $gdy, mixed $gmn, mixed $gyr, mixed $gLat) : mixed

Parameters

$lct : mixed
$ds : mixed
$zc : mixed
$dy1 : mixed
$mn1 : mixed
$yr1 : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$gLat : mixed

moon_rise_az()

Local azimuth of moonrise.


    
                    moon_rise_az(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $gLong, mixed $gLat) : mixed

Original macro name: MoonRiseAz

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$gLong : mixed
$gLat : mixed

moon_rise_az_l6680()

Helper function for moon_rise_az


    
                    moon_rise_az_l6680(mixed $x, mixed $ds, mixed $zc, mixed $gdy, mixed $gmn, mixed $gyr, mixed $g1, mixed $ut) : mixed

Parameters

$x : mixed
$ds : mixed
$zc : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$g1 : mixed
$ut : mixed

moon_rise_az_l6700()

Helper function for moon_rise_az


    
                    moon_rise_az_l6700(mixed $lct, mixed $ds, mixed $zc, mixed $dy1, mixed $mn1, mixed $yr1, mixed $gdy, mixed $gmn, mixed $gyr, mixed $gLat) : mixed

Parameters

$lct : mixed
$ds : mixed
$zc : mixed
$dy1 : mixed
$mn1 : mixed
$yr1 : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$gLat : mixed

moon_set_lct()

Local time of moonset.


    
                    moon_set_lct(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $gLong, mixed $gLat) : mixed

Original macro name: MoonSetLCT

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$gLong : mixed
$gLat : mixed

moon_set_lct_l6680()

Helper function for moon_set_lct


    
                    moon_set_lct_l6680(mixed $x, mixed $ds, mixed $zc, mixed $gdy, mixed $gmn, mixed $gyr, mixed $g1, mixed $ut) : mixed

Parameters

$x : mixed
$ds : mixed
$zc : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$g1 : mixed
$ut : mixed

moon_set_lct_l6700()

Helper function for moon_set_lct


    
                    moon_set_lct_l6700(mixed $lct, mixed $ds, mixed $zc, mixed $dy1, mixed $mn1, mixed $yr1, mixed $gdy, mixed $gmn, mixed $gyr, mixed $gLat) : mixed

Parameters

$lct : mixed
$ds : mixed
$zc : mixed
$dy1 : mixed
$mn1 : mixed
$yr1 : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$gLat : mixed

moon_set_lc_dmy()

Local date of moonset.


    
                    moon_set_lc_dmy(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $gLong, mixed $gLat) : mixed

Original macro names: MoonSetLcDay, MoonSetLcMonth, MoonSetLcYear

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$gLong : mixed
$gLat : mixed

moon_set_lc_dmy_l6680()

Helper function for moon_set_lc_dmy


    
                    moon_set_lc_dmy_l6680(mixed $x, mixed $ds, mixed $zc, mixed $gdy, mixed $gmn, mixed $gyr, mixed $g1, mixed $ut) : mixed

Parameters

$x : mixed
$ds : mixed
$zc : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$g1 : mixed
$ut : mixed

moon_set_lc_dmy_l6700()

Helper function for moon_set_lc_dmy


    
                    moon_set_lc_dmy_l6700(mixed $lct, mixed $ds, mixed $zc, mixed $dy1, mixed $mn1, mixed $yr1, mixed $gdy, mixed $gmn, mixed $gyr, mixed $gLat) : mixed

Parameters

$lct : mixed
$ds : mixed
$zc : mixed
$dy1 : mixed
$mn1 : mixed
$yr1 : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$gLat : mixed

moon_set_az()

Local azimuth of moonset.


    
                    moon_set_az(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $gLong, mixed $gLat) : mixed

Original macro name: MoonSetAz

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$gLong : mixed
$gLat : mixed

moon_set_az_l6680()

Helper function for moon_set_az


    
                    moon_set_az_l6680(mixed $x, mixed $ds, mixed $zc, mixed $gdy, mixed $gmn, mixed $gyr, mixed $g1, mixed $ut) : mixed

Parameters

$x : mixed
$ds : mixed
$zc : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$g1 : mixed
$ut : mixed

moon_set_az_l6700()

Helper function for moon_set_az


    
                    moon_set_az_l6700(mixed $lct, mixed $ds, mixed $zc, mixed $dy1, mixed $mn1, mixed $yr1, mixed $gdy, mixed $gmn, mixed $gyr, mixed $gLat) : mixed

Parameters

$lct : mixed
$ds : mixed
$zc : mixed
$dy1 : mixed
$mn1 : mixed
$yr1 : mixed
$gdy : mixed
$gmn : mixed
$gyr : mixed
$gLat : mixed

lunar_eclipse_occurrence()

Determine if a lunar eclipse is likely to occur.


    
                    lunar_eclipse_occurrence(mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: LEOccurrence

Parameters

$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

lunar_eclipse_occurrence_l6855()

Helper function for lunar_eclipse_occurrence


    
                    lunar_eclipse_occurrence_l6855(mixed $t, mixed $k) : mixed

Parameters

$t : mixed
$k : mixed

ut_max_lunar_eclipse()

Calculate time of maximum shadow for lunar eclipse (UT)


    
                    ut_max_lunar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc) : mixed

Original macro name: UTMaxLunarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed

ut_first_contact_lunar_eclipse()

Calculate time of first shadow contact for lunar eclipse (UT)


    
                    ut_first_contact_lunar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc) : mixed

Original macro name: UTFirstContactLunarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed

ut_last_contact_lunar_eclipse()

Calculate time of last shadow contact for lunar eclipse (UT)


    
                    ut_last_contact_lunar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc) : mixed

Original macro name: UTLastContactLunarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed

ut_start_umbra_lunar_eclipse()

Calculate start time of umbra phase of lunar eclipse (UT)


    
                    ut_start_umbra_lunar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc) : mixed

Original macro name: UTStartUmbraLunarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed

ut_end_umbra_lunar_eclipse()

Calculate end time of umbra phase of lunar eclipse (UT)


    
                    ut_end_umbra_lunar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc) : mixed

Original macro name: UTEndUmbraLunarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed

ut_start_total_lunar_eclipse()

Calculate start time of total phase of lunar eclipse (UT)


    
                    ut_start_total_lunar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc) : mixed

Original macro name: UTStartTotalLunarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed

ut_end_total_lunar_eclipse()

Calculate end time of total phase of lunar eclipse (UT)


    
                    ut_end_total_lunar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc) : mixed

Original macro name: UTEndTotalLunarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed

mag_lunar_eclipse()

Calculate magnitude of lunar eclipse.


    
                    mag_lunar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc) : mixed

Original macro name: MagLunarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed

solar_eclipse_occurrence()

Determine if a solar eclipse is likely to occur.


    
                    solar_eclipse_occurrence(mixed $ds, mixed $zc, mixed $dy, mixed $mn, mixed $yr) : mixed

Original macro name: SEOccurrence

Parameters

$ds : mixed
$zc : mixed
$dy : mixed
$mn : mixed
$yr : mixed

solar_eclipse_occurrence_l6855()

Helper function for solar_eclipse_occurrence


    
                    solar_eclipse_occurrence_l6855(mixed $t, mixed $k) : mixed

Parameters

$t : mixed
$k : mixed

ut_max_solar_eclipse()

Calculate time of maximum shadow for solar eclipse (UT)


    
                    ut_max_solar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $glong, mixed $glat) : mixed

Original macro name: UTMaxSolarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$glong : mixed
$glat : mixed

ut_max_solar_eclipse_l7390()

Helper function for ut_max_solar_eclipse


    
                    ut_max_solar_eclipse_l7390(mixed $x, mixed $y, mixed $igday, mixed $gmonth, mixed $gyear, mixed $tm, mixed $glong, mixed $glat, mixed $hp) : mixed

Parameters

$x : mixed
$y : mixed
$igday : mixed
$gmonth : mixed
$gyear : mixed
$tm : mixed
$glong : mixed
$glat : mixed
$hp : mixed

ut_first_contact_solar_eclipse()

Calculate time of first contact for solar eclipse (UT)


    
                    ut_first_contact_solar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $glong, mixed $glat) : mixed

Original macro name: UTFirstContactSolarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$glong : mixed
$glat : mixed

ut_first_contact_solar_eclipse_l7390()

Helper function for ut_first_contact_solar_eclipse


    
                    ut_first_contact_solar_eclipse_l7390(mixed $x, mixed $y, mixed $igday, mixed $gmonth, mixed $gyear, mixed $tm, mixed $glong, mixed $glat, mixed $hp) : mixed

Parameters

$x : mixed
$y : mixed
$igday : mixed
$gmonth : mixed
$gyear : mixed
$tm : mixed
$glong : mixed
$glat : mixed
$hp : mixed

ut_last_contact_solar_eclipse()

Calculate time of last contact for solar eclipse (UT)


    
                    ut_last_contact_solar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $glong, mixed $glat) : mixed

Original macro name: UTLastContactSolarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$glong : mixed
$glat : mixed

ut_last_contact_solar_eclipse_l7390()

Helper function for ut_last_contact_solar_eclipse


    
                    ut_last_contact_solar_eclipse_l7390(mixed $x, mixed $y, mixed $igday, mixed $gmonth, mixed $gyear, mixed $tm, mixed $glong, mixed $glat, mixed $hp) : mixed

Parameters

$x : mixed
$y : mixed
$igday : mixed
$gmonth : mixed
$gyear : mixed
$tm : mixed
$glong : mixed
$glat : mixed
$hp : mixed

mag_solar_eclipse()

Calculate magnitude of solar eclipse.


    
                    mag_solar_eclipse(mixed $dy, mixed $mn, mixed $yr, mixed $ds, mixed $zc, mixed $glong, mixed $glat) : mixed

Original macro name: MagSolarEclipse

Parameters

$dy : mixed
$mn : mixed
$yr : mixed
$ds : mixed
$zc : mixed
$glong : mixed
$glat : mixed

mag_solar_eclipse_l7390()

Helper function for mag_solar_eclipse


    
                    mag_solar_eclipse_l7390(mixed $x, mixed $y, mixed $igday, mixed $gmonth, mixed $gyear, mixed $tm, mixed $glong, mixed $glat, mixed $hp) : mixed

Parameters

$x : mixed
$y : mixed
$igday : mixed
$gmonth : mixed
$gyear : mixed
$tm : mixed
$glong : mixed
$glat : mixed
$hp : mixed

approximate_position_of_moon()

Calculate approximate position of the Moon.


    
                    approximate_position_of_moon(mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear) : mixed

Parameters

$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed

precise_position_of_moon()

Calculate precise position of the Moon.


    
                    precise_position_of_moon(mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear) : mixed

Parameters

$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed

moon_phase()

Calculate Moon phase and position angle of bright limb.


    
                    moon_phase(mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $accuracyLevel) : mixed

Parameters

$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$accuracyLevel : mixed

times_of_new_moon_and_full_moon()

Calculate new moon and full moon instances.


    
                    times_of_new_moon_and_full_moon(mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear) : mixed

Parameters

$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed

moon_dist_ang_diam_hor_parallax()

Calculate Moon's distance, angular diameter, and horizontal parallax.


    
                    moon_dist_ang_diam_hor_parallax(mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear) : mixed

Parameters

$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed

moonrise_and_moonset()

Calculate date/time of local moonrise and moonset.


    
                    moonrise_and_moonset(mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $geogLongDeg, mixed $geogLatDeg) : mixed

Parameters

$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$geogLongDeg : mixed
$geogLatDeg : mixed

approximate_position_of_planet()

Calculate approximate position of a planet.


    
                    approximate_position_of_planet(mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $planetName) : mixed

Parameters

$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$planetName : mixed

precise_position_of_planet()

Calculate precise position of a planet.


    
                    precise_position_of_planet(mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $planetName) : mixed

Parameters

$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$planetName : mixed

visual_aspects_of_a_planet()

Calculate several visual aspects of a planet.


    
                    visual_aspects_of_a_planet(mixed $lctHour, mixed $lctMin, mixed $lctSec, mixed $isDaylightSaving, mixed $zoneCorrectionHours, mixed $localDateDay, mixed $localDateMonth, mixed $localDateYear, mixed $planetName) : mixed

Parameters

$lctHour : mixed
$lctMin : mixed
$lctSec : mixed
$isDaylightSaving : mixed
$zoneCorrectionHours : mixed
$localDateDay : mixed
$localDateMonth : mixed
$localDateYear : mixed
$planetName : mixed

approximate_position_of_sun()

Calculate approximate position of the sun for a local date and time.


    
                    approximate_position_of_sun(mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $localDay, mixed $localMonth, mixed $localYear, mixed $isDaylightSaving, mixed $zoneCorrection) : mixed

Parameters

$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed
$isDaylightSaving : mixed
$zoneCorrection : mixed

precise_position_of_sun()

Calculate precise position of the sun for a local date and time.


    
                    precise_position_of_sun(mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $localDay, mixed $localMonth, mixed $localYear, mixed $isDaylightSaving, mixed $zoneCorrection) : mixed

Parameters

$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed
$isDaylightSaving : mixed
$zoneCorrection : mixed

sun_distance_and_angular_size()

Calculate distance to the Sun (in km), and angular size.


    
                    sun_distance_and_angular_size(mixed $lctHours, mixed $lctMinutes, mixed $lctSeconds, mixed $localDay, mixed $localMonth, mixed $localYear, mixed $isDaylightSaving, mixed $zoneCorrection) : mixed

Parameters

$lctHours : mixed
$lctMinutes : mixed
$lctSeconds : mixed
$localDay : mixed
$localMonth : mixed
$localYear : mixed
$isDaylightSaving : mixed
$zoneCorrection : mixed

sunrise_and_sunset()

Calculate local sunrise and sunset.


    
                    sunrise_and_sunset(mixed $localDay, mixed $localMonth, mixed $localYear, mixed $isDaylightSaving, mixed $zoneCorrection, mixed $geographicalLongDeg, mixed $geographicalLatDeg) : mixed

Parameters

$localDay : mixed
$localMonth : mixed
$localYear : mixed
$isDaylightSaving : mixed
$zoneCorrection : mixed
$geographicalLongDeg : mixed
$geographicalLatDeg : mixed

morning_and_evening_twilight()

Calculate times of morning and evening twilight.


    
                    morning_and_evening_twilight(mixed $localDay, mixed $localMonth, mixed $localYear, mixed $isDaylightSaving, mixed $zoneCorrection, mixed $geographicalLongDeg, mixed $geographicalLatDeg, mixed $twilightType) : mixed

Parameters

$localDay : mixed
$localMonth : mixed
$localYear : mixed
$isDaylightSaving : mixed
$zoneCorrection : mixed
$geographicalLongDeg : mixed
$geographicalLatDeg : mixed
$twilightType : mixed

equation_of_time()

Calculate the equation of time. (The difference between the real Sun time and the mean Sun time.)


    
                    equation_of_time(mixed $gwdateDay, mixed $gwdateMonth, mixed $gwdateYear) : mixed

Parameters

$gwdateDay : mixed
$gwdateMonth : mixed
$gwdateYear : mixed

solar_elongation()

Calculate solar elongation for a celestial body.


    
                    solar_elongation(mixed $raHour, mixed $raMin, mixed $raSec, mixed $decDeg, mixed $decMin, mixed $decSec, mixed $gwdateDay, mixed $gwdateMonth, mixed $gwdateYear) : mixed

Parameters

$raHour : mixed
$raMin : mixed
$raSec : mixed
$decDeg : mixed
$decMin : mixed
$decSec : mixed
$gwdateDay : mixed
$gwdateMonth : mixed
$gwdateYear : mixed

is_leap_year()

Determine if year is a leap year.


    
                    is_leap_year(mixed $inputYear) : mixed

Parameters

$inputYear : mixed

descriptive_assert()

Assert that two values are equal and display a descriptive message if they aren't.


    
                    descriptive_assert(mixed $field_name, mixed $actual_value, mixed $expected_value) : mixed

Parameters

$field_name : mixed
$actual_value : mixed
$expected_value : mixed

Application

Table of Contents

Classes

Enums

Functions

Functions

binary_star_orbit()

Parameters

position_of_elliptical_comet()

Parameters

position_of_parabolic_comet()

Parameters

angle_to_decimal_degrees()

Parameters

decimal_degrees_to_angle()

Parameters

right_ascension_to_hour_angle()

Parameters

hour_angle_to_right_ascension()

Parameters

equatorial_coordinates_to_horizon_coordinates()

Parameters

horizon_coordinates_to_equatorial_coordinates()

Parameters

mean_obliquity_of_the_ecliptic()

Parameters

ecliptic_coordinate_to_equatorial_coordinate()

Parameters

equatorial_coordinate_to_ecliptic_coordinate()

Parameters

equatorial_coordinate_to_galactic_coordinate()

Parameters

galactic_coordinate_to_equatorial_coordinate()

Parameters

angle_between_two_objects()

Parameters

rising_and_setting()

Parameters

correct_for_precession()

Parameters

nutation_in_ecliptic_longitude_and_obliquity()

Parameters

correct_for_aberration()

Parameters

atmospheric_refraction()

Parameters

corrections_for_geocentric_parallax()

Parameters

heliographic_coordinates()

Parameters

carrington_rotation_number()

Parameters

selenographic_coordinates1()

Parameters

selenographic_coordinates2()

Parameters

get_date_of_easter()

Parameters

civil_date_to_day_number()

Parameters

civil_time_to_decimal_hours()

Parameters

decimal_hours_to_civil_time()

Parameters

local_civil_time_to_universal_time()

Parameters

universal_time_to_local_civil_time_dt()

Parameters

universal_time_to_greenwich_sidereal_time()

Parameters

greenwich_sidereal_time_to_universal_time()

Parameters

greenwich_sidereal_time_to_local_sidereal_time()

Parameters

local_sidereal_time_to_greenwich_sidereal_time()

Parameters

lunar_eclipse_occurrence_details()

Parameters

lunar_eclipse_circumstances()

Parameters