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 AT
3
General information
Preliminary designation
2021 AT
3
Group
Apollo
Absolute magnitude
25.28
Approximate diameter (m)
23
Approximate mass (kg)
2.33·10
7
Number of observations
33
Arc length (days)
8
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
346.009456
a
– orbit major semiaxis (astronomical units)
1.51506400
e
– orbit eccentricity
0.36225300
ω
– orbit ascending node-perihelion angle (degrees)
98.995209
Ω
– longitude of orbit ascending node (degrees)
323.448692
i
– orbit inclination to the ecliptic plane (degrees)
4.017253
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
24.132171
1.51469009
0.36276496
94.515484
327.038941
4.020090
0.96521360
1.864173
01/21/1858
228.488431
1.51356361
0.36205965
95.159965
326.556774
4.013102
0.96556330
1.862094
01/29/1887
74.828115
1.51492545
0.36240510
95.711211
326.132476
4.018119
0.96590874
1.864608
02/07/1916
280.110922
1.51491678
0.36247174
96.490643
325.525288
4.013007
0.96580226
1.864592
02/14/1945
123.535687
1.51463097
0.36225557
97.138236
324.953170
4.008620
0.96594747
1.864064
02/22/1974
327.026296
1.51452651
0.36203761
97.600628
324.627645
4.007582
0.96621096
1.863871
03/02/2003
170.443654
1.51474383
0.36222231
98.315540
323.995810
4.012500
0.96606982
1.864273
03/09/2032
15.719567
1.51506165
0.36237693
99.123699
323.366664
4.013420
0.96603827
1.864859
03/17/2061
219.787717
1.51422624
0.36197938
99.748826
322.820341
4.006884
0.96610756
1.863317
03/25/2090
62.821308
1.51459340
0.36238422
100.417856
322.218762
4.011539
0.96572865
1.863995
04/03/2119
266.332077
1.51392262
0.36190520
100.888505
321.889743
4.010475
0.96602615
1.862757
04/10/2148
112.377221
1.51479754
0.36200506
101.538394
321.329638
4.021246
0.96643316
1.864372
04/18/2177
319.535166
1.51408985
0.36181545
102.294538
320.687307
4.032435
0.96626875
1.863065
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