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

Asteroid General Data

2021 HM

General information

Preliminary designation2021 HM
GroupApollo
Absolute magnitude25.62
Approximate diameter (m)20
Approximate mass (kg)1.46·107
Number of observations144
Arc length (days)7

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)46.338303
a – orbit major semiaxis (astronomical units)1.80182400
e – orbit eccentricity0.44112500
ω – orbit ascending node-perihelion angle (degrees)356.101602
Ω – longitude of orbit ascending node (degrees)208.732310
i – orbit inclination to the ecliptic plane (degrees)4.926496
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829137.6104661.798955520.44110299351.789619210.8595094.8397021.005430872.412855
01/21/1858146.5457691.798057420.44010789352.135599210.6087224.8503181.006718172.411049
01/29/1887156.2525301.798990810.44013891352.438788210.3672424.8579751.007184952.412926
02/07/1916174.2791391.797760010.44081921353.170494209.8955784.8997151.005272862.410450
02/14/1945190.6293411.796857860.44165745353.660028209.6938224.9190161.003262202.408636
02/22/1974196.2008491.803302790.44310502354.460411209.2909094.8543651.004250272.421607
03/02/2003189.5290001.803722110.44151754354.821825209.0669334.8590561.007347152.422451
03/09/2032182.1985561.801520140.44123484356.141009208.7116104.9280581.006626692.418017
03/17/2061180.3414721.802692720.44323666356.758708208.4266424.9453941.003673232.420378
03/25/2090177.0493361.802554540.44242856357.224708208.2330714.9562581.005052932.420100
04/03/2119158.9232391.810438590.44389601357.894533207.7968194.9164291.006792132.435995
04/10/2148127.4173101.810215630.44425922358.201745207.5702134.9274601.006010642.435545
04/18/2177111.0229051.803142410.44271691358.948180207.1807964.9797161.004860772.421284
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