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Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Asteroid General Data

2021 SD

General information

Preliminary designation2021 SD
GroupApollo
Absolute magnitude26.98
Approximate diameter (m)11
Approximate mass (kg)2.23·106
Number of observations22
Arc length (days)1

Approaches

No approaches found

Orbit initial data

Date of initial data03/31/2024
M – mean anomaly (degrees)208.277169
a – orbit major semiaxis (astronomical units)1.32470500
e – orbit eccentricity0.32081300
ω – orbit ascending node-perihelion angle (degrees)237.568224
Ω – longitude of orbit ascending node (degrees)174.260622
i – orbit inclination to the ecliptic plane (degrees)13.158164
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829118.0293891.330107920.32181569235.190916175.55680313.1940960.902058321.534020
01/21/185887.5754321.330580020.32214335235.430978175.37931713.1917350.901942511.534836
01/29/188760.1696361.328509590.32143879235.833341175.18657913.1959540.901475071.531255
02/07/191641.5631881.328901870.32150075236.032678174.98950613.1927330.901658921.531934
02/14/194515.6409361.331245840.32251660236.118830174.81307713.1775830.901896961.535989
02/22/1974336.2897831.331433700.32269678236.472688174.61485813.1727730.901784331.536314
03/02/2003296.9957211.330062450.32222613236.875078174.39402213.1706940.901481571.533941
03/09/2032282.4591871.325117880.32087074237.650683174.18806413.1576170.899926321.525395
03/17/2061292.1454531.324996330.32095009237.895909174.01054313.1564530.899738641.525185
03/25/2090299.3552611.326346300.32170741238.059340173.81601113.1428800.899650871.527517
04/03/2119299.7306771.326319580.32169421238.246632173.64353313.1417830.899650251.527471
04/10/2148305.6744351.323874360.32106575238.723130173.45158913.1428120.898823651.523249
04/18/2177324.8064781.323383290.32087577239.001060173.25753113.1424980.898741651.522401
Detailed table... Graphs... 3D animation... Calculation on the date...

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This project was supported by the Federal Agency of Education (project codes RNP 2.1.1.1689, RNP 2.1.1.745).
Samara State Technical University
Applied Mathematics and Information Science Department
Яндекс.Метрика