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 OD
General information
Preliminary designation
2021 OD
Group
Amor
Absolute magnitude
20.22
Approximate diameter (m)
240
Approximate mass (kg)
2.53·10
10
Number of observations
102
Arc length (days)
4178
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
261.448143
a
– orbit major semiaxis (astronomical units)
1.44732200
e
– orbit eccentricity
0.12484200
ω
– orbit ascending node-perihelion angle (degrees)
212.285464
Ω
– longitude of orbit ascending node (degrees)
129.720638
i
– orbit inclination to the ecliptic plane (degrees)
32.125490
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
129.923171
1.44736755
0.12374162
211.092003
130.401439
32.123396
1.26826795
1.741281
01/21/1858
9.908213
1.44732986
0.12376468
211.246324
130.304842
32.122700
1.26820154
1.741213
01/29/1887
249.626273
1.44735464
0.12399687
211.436081
130.203194
32.121983
1.26788720
1.741258
02/07/1916
129.738678
1.44739524
0.12419389
211.564908
130.105742
32.123646
1.26763759
1.741331
02/14/1945
9.714102
1.44726034
0.12436311
211.799948
130.004826
32.124267
1.26727455
1.741088
02/22/1974
249.803133
1.44731920
0.12453930
211.966929
129.902785
32.124922
1.26707107
1.741194
03/02/2003
130.122083
1.44736310
0.12451403
212.129146
129.801771
32.125101
1.26714609
1.741273
03/09/2032
10.203354
1.44723330
0.12472452
212.303131
129.699287
32.123852
1.26672782
1.741039
03/17/2061
250.494943
1.44728328
0.12491242
212.472503
129.598169
32.123488
1.26649962
1.741129
03/25/2090
130.384517
1.44730369
0.12499911
212.738765
129.496417
32.120251
1.26639202
1.741166
04/03/2119
10.360661
1.44736047
0.12513577
212.887809
129.399636
32.119559
1.26624391
1.741268
04/10/2148
250.178060
1.44738631
0.12524340
213.081249
129.298055
32.117485
1.26611072
1.741315
04/18/2177
129.673171
1.44736144
0.12550877
213.265081
129.198959
32.118476
1.26570488
1.741270
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