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 HM
2
General information
Preliminary designation
2021 HM
2
Group
Apollo
Absolute magnitude
24.03
Approximate diameter (m)
42
Approximate mass (kg)
1.31·10
8
Number of observations
61
Arc length (days)
7
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
33.288109
a
– orbit major semiaxis (astronomical units)
1.13528600
e
– orbit eccentricity
0.46818000
ω
– orbit ascending node-perihelion angle (degrees)
103.492570
Ω
– longitude of orbit ascending node (degrees)
216.567613
i
– orbit inclination to the ecliptic plane (degrees)
11.468944
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
98.155879
1.13077733
0.46815845
102.255099
218.276339
11.397560
0.60139437
1.202448
01/21/1858
144.842478
1.13126426
0.46828763
102.496322
218.013680
11.389959
0.60150720
1.203225
01/29/1887
186.263428
1.13121929
0.46828839
102.813608
217.762428
11.404653
0.60148242
1.203153
02/07/1916
223.090835
1.13277124
0.46815147
102.872787
217.497865
11.442434
0.60246272
1.205630
02/14/1945
250.035046
1.13253188
0.46814108
103.174184
217.252247
11.450927
0.60234718
1.205248
02/22/1974
274.306590
1.13314743
0.46820772
103.333932
217.018835
11.448732
0.60259905
1.206230
03/02/2003
294.988025
1.13348758
0.46823667
103.507021
216.761621
11.453499
0.60274713
1.206773
03/09/2032
303.975629
1.13546698
0.46813823
103.560734
216.510866
11.465571
0.60391148
1.209936
03/17/2061
302.219103
1.13492714
0.46812424
103.838959
216.260938
11.470721
0.60364024
1.209073
03/25/2090
299.813829
1.13559724
0.46803668
104.049029
216.000564
11.474927
0.60409608
1.210144
04/03/2119
306.299374
1.13410384
0.46787056
104.397192
215.757548
11.486166
0.60349004
1.207758
04/10/2148
317.633771
1.13402965
0.46784930
104.677003
215.489845
11.491198
0.60347467
1.207639
04/18/2177
318.011501
1.13620027
0.46808761
104.778155
215.272773
11.490437
0.60435900
1.211108
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