PlanetData.cs

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using System.Collections.Generic;
using System.Linq;
 
namespace PALib.Data;
 
public class PlanetData
{
    public string Name { get; set; }
 
    public double tp_PeriodOrbit { get; set; }
 
    public double long_LongitudeEpoch { get; set; }
 
    public double peri_LongitudePerihelion { get; set; }
 
    public double ecc_EccentricityOrbit { get; set; }
 
    public double axis_AxisOrbit { get; set; }
 
    public double incl_OrbitalInclination { get; set; }
 
    public double node_LongitudeAscendingNode { get; set; }
 
    public double theta0_AngularDiameter { get; set; }
 
    public double v0_VisualMagnitude { get; set; }
}
 
public class PlanetDataPrecise
{
    public string Name { get; set; }
 
    public double Value1 { get; set; }
 
    public double Value2 { get; set; }
 
    public double Value3 { get; set; }
 
    public double Value4 { get; set; }
 
    public double Value5 { get; set; }
 
    public double Value6 { get; set; }
 
    public double Value7 { get; set; }
 
    public double Value8 { get; set; }
 
    public double Value9 { get; set; }
 
    public double APValue { get; set; }
}
 
public static class PlanetInfo
{
    static List<PlanetData> _planetData;
 
    static PlanetInfo()
    {
        _planetData = new List<PlanetData>() {
                new PlanetData() {
                    Name = "Mercury",
                    tp_PeriodOrbit = 0.24085,
                    long_LongitudeEpoch = 75.5671,
                    peri_LongitudePerihelion = 77.612,
                    ecc_EccentricityOrbit = 0.205627,
                    axis_AxisOrbit = 0.387098,
                    incl_OrbitalInclination = 7.0051,
                    node_LongitudeAscendingNode = 48.449,
                    theta0_AngularDiameter = 6.74,
                    v0_VisualMagnitude = -0.42
                },
                new PlanetData() {
                    Name = "Venus",
                    tp_PeriodOrbit = 0.615207,
                    long_LongitudeEpoch = 272.30044,
                    peri_LongitudePerihelion = 131.54,
                    ecc_EccentricityOrbit = 0.006812,
                    axis_AxisOrbit = 0.723329,
                    incl_OrbitalInclination = 3.3947,
                    node_LongitudeAscendingNode = 76.769,
                    theta0_AngularDiameter = 16.92,
                    v0_VisualMagnitude = -4.4
                },
                new PlanetData() {
                    Name = "Earth",
                    tp_PeriodOrbit = 0.999996,
                    long_LongitudeEpoch = 99.556772,
                    peri_LongitudePerihelion = 103.2055,
                    ecc_EccentricityOrbit = 0.016671,
                    axis_AxisOrbit = 0.999985,
                    incl_OrbitalInclination = -99.0,
                    node_LongitudeAscendingNode = -99.0,
                    theta0_AngularDiameter = -99.0,
                    v0_VisualMagnitude = -99.0
                },
                new PlanetData() {
                    Name = "Mars",
                    tp_PeriodOrbit = 1.880765,
                    long_LongitudeEpoch = 109.09646,
                    peri_LongitudePerihelion = 336.217,
                    ecc_EccentricityOrbit = 0.093348,
                    axis_AxisOrbit = 1.523689,
                    incl_OrbitalInclination = 1.8497,
                    node_LongitudeAscendingNode = 49.632,
                    theta0_AngularDiameter = 9.36,
                    v0_VisualMagnitude = -1.52
                },
                new PlanetData() {
                    Name = "Jupiter",
                    tp_PeriodOrbit = 11.857911,
                    long_LongitudeEpoch = 337.917132,
                    peri_LongitudePerihelion = 14.6633,
                    ecc_EccentricityOrbit = 0.048907,
                    axis_AxisOrbit = 5.20278,
                    incl_OrbitalInclination = 1.3035,
                    node_LongitudeAscendingNode = 100.595,
                    theta0_AngularDiameter = 196.74,
                    v0_VisualMagnitude = -9.4
                },
                new PlanetData() {
                    Name = "Saturn",
                    tp_PeriodOrbit = 29.310579,
                    long_LongitudeEpoch = 172.398316,
                    peri_LongitudePerihelion = 89.567,
                    ecc_EccentricityOrbit = 0.053853,
                    axis_AxisOrbit = 9.51134,
                    incl_OrbitalInclination = 2.4873,
                    node_LongitudeAscendingNode = 113.752,
                    theta0_AngularDiameter = 165.6,
                    v0_VisualMagnitude = -8.88
                },
                new PlanetData() {
                    Name = "Uranus",
                    tp_PeriodOrbit = 84.039492,
                    long_LongitudeEpoch = 356.135400,
                    peri_LongitudePerihelion = 172.884833,
                    ecc_EccentricityOrbit = 0.046321,
                    axis_AxisOrbit = 19.21814,
                    incl_OrbitalInclination = 0.773059,
                    node_LongitudeAscendingNode = 73.926961,
                    theta0_AngularDiameter = 65.8,
                    v0_VisualMagnitude = -7.19
                },
                new PlanetData() {
                    Name = "Neptune",
                    tp_PeriodOrbit = 165.845392,
                    long_LongitudeEpoch = 326.895127,
                    peri_LongitudePerihelion = 23.07,
                    ecc_EccentricityOrbit = 0.010483,
                    axis_AxisOrbit = 30.1985,
                    incl_OrbitalInclination = 1.7673,
                    node_LongitudeAscendingNode = 131.879,
                    theta0_AngularDiameter = 62.2,
                    v0_VisualMagnitude = -6.87
                }
            };
    }
 
    public static PlanetData GetPlanetInfo(string name)
    {
        PlanetData returnValue = _planetData
            .Where(x => x.Name == name)
            .Select(x => x)
            .FirstOrDefault();
 
        return (returnValue == null) ? new PlanetData() { Name = "NotFound" } : returnValue;
    }
}