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
1
General information
Preliminary designation
2021 AT
1
Group
Apollo
Absolute magnitude
25.83
Approximate diameter (m)
18
Approximate mass (kg)
1.09·10
7
Number of observations
83
Arc length (days)
31
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
73.991288
a
– orbit major semiaxis (astronomical units)
1.42183200
e
– orbit eccentricity
0.29072600
ω
– orbit ascending node-perihelion angle (degrees)
170.564856
Ω
– longitude of orbit ascending node (degrees)
289.844922
i
– orbit inclination to the ecliptic plane (degrees)
7.874555
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
295.257105
1.42170653
0.29135830
167.381175
291.430681
7.821258
1.00748052
1.695179
01/21/1858
334.472113
1.42271653
0.29154015
167.977163
291.170848
7.832469
1.00793754
1.696986
01/29/1887
13.575622
1.42288218
0.29154848
168.270284
290.988425
7.834276
1.00804304
1.697282
02/07/1916
52.328186
1.42123625
0.29054670
168.808604
290.721193
7.851362
1.00830074
1.694338
02/14/1945
96.455960
1.42108607
0.29058582
169.137968
290.522818
7.852274
1.00813862
1.694069
02/22/1974
137.769808
1.42326608
0.29167366
169.705774
290.281770
7.855572
1.00813686
1.697969
03/02/2003
175.572037
1.42205706
0.29088582
170.016957
290.083017
7.859257
1.00840082
1.695806
03/09/2032
214.656960
1.42198000
0.29071865
170.618729
289.815332
7.875816
1.00858390
1.695668
03/17/2061
257.433914
1.41972325
0.28963550
171.039604
289.564160
7.888132
1.00852100
1.691633
03/25/2090
315.094414
1.41853393
0.28912050
171.359047
289.352015
7.894625
1.00840670
1.689508
04/03/2119
17.352427
1.41930423
0.28926911
171.684895
289.165648
7.891973
1.00874336
1.690884
04/10/2148
83.521195
1.41754268
0.28821176
172.209396
288.918320
7.909294
1.00899021
1.687737
04/18/2177
162.929626
1.41554675
0.28726880
172.743996
288.656939
7.927394
1.00890434
1.684174
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