The avatar for @christophe-yamahata
Christophe Yamahata
Public
Astronomy
Edited
Sep 14, 2024
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// Osculating orbital elements for Earth-Moon barycenter and Mars barycenter
// Date: 2024-06-01
// source: de440.bsp (JPL ephemeris DE440)
osculating_orbital_elements = {
var array = [];
var data = {
0: {
ID: "earth",
name: "Earth-Moon barycenter",
JD: 2460462.5,
a: 1.00000, // Semi-major axis (astronomical unit, AU)
e: 0.01669, // Eccentricity
i: 0.00323, // Inclination (degrees)
n: 0.98561, // Mean motion (degrees per day)
o: 174.32115, // Longitude of the ascending node (degrees)
w: 288.73527, // Argument of periapsis (degrees)
MA: 146.57663, // Mean anomaly (degrees)
p: 103.05641, // Longitude of periapsis (degrees)
L: 249.63305 // Mean longitude (degrees)
},
1: {
ID: "mars",
name: "Mars barycenter",
JD: 2460462.5,
a: 1.52363, // Semi-major axis (astronomical unit, AU)
e: 0.09328, // Eccentricity
i: 1.84786, // Inclination (degrees)
n: 0.52407, // Mean motion (degrees per day)
o: 49.48904, // Longitude of the ascending node (degrees)
w: 286.68524, // Argument of periapsis (degrees)
MA: 12.33995, // Mean anomaly (degrees)
p: 336.17428, // Longitude of periapsis (degrees)
L: 348.51423 // Mean longitude (degrees)
}
};
Object.keys(data).forEach(key => {
array.push(data[key]);
});
return array;
}
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