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 SG
2
General information
Preliminary designation
2021 SG
2
Group
Apollo
Absolute magnitude
25.42
Approximate diameter (m)
22
Approximate mass (kg)
1.92·10
7
Number of observations
39
Arc length (days)
19
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
72.107438
a
– orbit major semiaxis (astronomical units)
1.63147200
e
– orbit eccentricity
0.38182000
ω
– orbit ascending node-perihelion angle (degrees)
36.271730
Ω
– longitude of orbit ascending node (degrees)
10.546847
i
– orbit inclination to the ecliptic plane (degrees)
5.473261
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
272.520253
1.63750036
0.38340074
32.993851
12.592190
5.621353
1.00968151
2.095428
01/21/1858
224.071240
1.63585846
0.38275855
33.356368
12.362734
5.610663
1.00971964
2.092277
01/29/1887
173.015973
1.63734147
0.38335849
33.890090
11.994276
5.576085
1.00965271
2.095123
02/07/1916
123.192933
1.63587681
0.38281162
34.293970
11.750908
5.563777
1.00964415
2.092312
02/14/1945
79.867373
1.63491002
0.38261059
34.829285
11.417455
5.536954
1.00937614
2.090458
02/22/1974
46.399065
1.63357504
0.38220618
35.360883
11.099724
5.519275
1.00921256
2.087898
03/02/2003
12.268940
1.63158541
0.38162741
35.785152
10.861015
5.504784
1.00892770
2.084085
03/09/2032
345.280446
1.63141406
0.38168643
36.393705
10.471191
5.470586
1.00872545
2.083756
03/17/2061
315.799323
1.63262514
0.38229043
36.872859
10.113538
5.444366
1.00848818
2.086077
03/25/2090
283.100939
1.63283011
0.38252756
37.259148
9.877402
5.431382
1.00822759
2.086470
04/03/2119
257.967445
1.63081317
0.38185743
37.697500
9.608607
5.413742
1.00807504
2.082605
04/10/2148
240.699444
1.63010065
0.38197696
38.164837
9.307614
5.401426
1.00743976
2.081240
04/18/2177
219.091442
1.63097552
0.38206873
38.725557
8.893909
5.369373
1.00783078
2.082916
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