Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Summary information
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Closest approaches
Approaches archive
Diagram 2D
Histogram
Impact probability
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Asteroid information
General data
Initial data
Approaches
Asteroid orbit evolution
Tables
Graphs
3D animation
Calculation

Asteroid General Data

2025 ST20

General information

Preliminary designation2025 ST20
GroupApollo
Absolute magnitude21.61
Approximate diameter (m)130
Approximate mass (kg)3.71·109
Number of observations47
Arc length (days)77

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)78.047896
a – orbit major semiaxis (astronomical units)2.21059200
e – orbit eccentricity0.54425000
ω – orbit ascending node-perihelion angle (degrees)325.160409
Ω – longitude of orbit ascending node (degrees)38.729219
i – orbit inclination to the ecliptic plane (degrees)7.897857
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/182950.8902342.208218060.54535783320.73243241.6616117.6911541.003949043.281433
01/21/1858355.5575982.206433790.54642957321.22525441.2512687.7153961.000773133.277457
01/29/1887299.5907622.207581730.54579451322.09320240.7339307.7568481.002695753.280015
02/07/1916242.4720502.209175320.54642807322.51392940.3729327.7799891.002019923.283567
02/14/1945179.9568652.212522010.54558986323.36722839.8365597.8225511.005392443.291031
02/22/1974116.0828082.212243460.54629548323.87004639.4876027.8458721.003704863.290410
03/02/200350.4836102.212481990.54449091324.46020739.1584067.8661451.007805653.290942
03/09/2032348.3560582.209772880.54525217325.18810638.6244757.9085061.004889423.284899
03/17/2061288.7530862.209783640.54380613325.85165338.2639437.9356001.008089753.284923
03/25/2090231.4854652.208392750.54472347326.54936937.7950497.9738111.005429383.281822
04/03/2119174.0854452.209042460.54390341327.18935637.4363007.9978651.007536743.283271
04/10/2148116.0171742.208449020.54506895327.83009737.0116898.0334421.004692043.281948
04/18/217755.6205292.210960370.54451052328.42709736.6569428.0549531.007069183.287548
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