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 AC
General information
Preliminary designation
2021 AC
Group
Apollo
Absolute magnitude
23.63
Approximate diameter (m)
50
Approximate mass (kg)
2.28·10
8
Number of observations
136
Arc length (days)
183
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
345.683262
a
– orbit major semiaxis (astronomical units)
1.03671900
e
– orbit eccentricity
0.07506200
ω
– orbit ascending node-perihelion angle (degrees)
251.418767
Ω
– longitude of orbit ascending node (degrees)
285.217020
i
– orbit inclination to the ecliptic plane (degrees)
26.618039
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
296.035286
1.03537438
0.07363279
251.380309
285.986747
26.633720
0.95913688
1.053530
01/21/1858
123.990349
1.03619082
0.07397908
251.374657
285.870698
26.626885
0.95953438
1.054776
01/29/1887
310.860236
1.03589237
0.07391019
251.636883
285.764714
26.627907
0.95932937
1.054320
02/07/1916
134.912374
1.03622162
0.07373823
251.441870
285.652587
26.627732
0.95981247
1.054823
02/14/1945
319.583771
1.03582990
0.07423269
251.673483
285.537158
26.625322
0.95893746
1.054225
02/22/1974
144.582293
1.03632345
0.07386866
251.970093
285.430802
26.625973
0.95977163
1.054978
03/02/2003
328.419309
1.03654516
0.07452379
251.238843
285.307786
26.622210
0.95929789
1.055317
03/09/2032
146.725958
1.03663079
0.07507199
251.458946
285.201335
26.617426
0.95880886
1.055448
03/17/2061
328.106356
1.03609391
0.07538992
252.031393
285.076701
26.614427
0.95798287
1.054628
03/25/2090
152.583941
1.03637821
0.07520636
252.354762
284.976450
26.613858
0.95843598
1.055062
04/03/2119
335.686650
1.03651752
0.07524608
251.722158
284.852337
26.613676
0.95852364
1.055275
04/10/2148
154.297368
1.03686982
0.07581433
251.430326
284.751818
26.608486
0.95826023
1.055813
04/18/2177
327.782100
1.03709907
0.07591178
250.862343
284.629833
26.607848
0.95837103
1.056163
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