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 AY
2
General information
Preliminary designation
2021 AY
2
Group
Apollo
Absolute magnitude
27.16
Approximate diameter (m)
10
Approximate mass (kg)
1.74·10
6
Number of observations
45
Arc length (days)
7
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
48.488308
a
– orbit major semiaxis (astronomical units)
2.85482400
e
– orbit eccentricity
0.66890200
ω
– orbit ascending node-perihelion angle (degrees)
148.957782
Ω
– longitude of orbit ascending node (degrees)
287.569069
i
– orbit inclination to the ecliptic plane (degrees)
3.174743
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
206.062579
2.85140137
0.66388484
131.349792
302.739158
2.489613
0.95839923
4.814910
01/21/1858
235.324299
2.81167612
0.67721092
135.736714
299.123670
2.665542
0.90757836
4.714640
01/29/1887
297.248250
2.79228034
0.68334583
137.884023
297.254998
2.758273
0.88418721
4.665940
02/07/1916
16.679342
2.79784055
0.68017774
139.706815
295.577309
2.803775
0.89481168
4.679884
02/14/1945
84.794514
2.81682483
0.67296446
142.410966
293.134000
2.877885
0.92120182
4.727596
02/22/1974
115.527661
2.85035666
0.66467107
145.706695
290.244065
3.015168
0.95580704
4.812264
03/02/2003
116.656974
2.85488013
0.66226755
147.345252
288.808686
3.080794
0.96418565
4.823724
03/09/2032
117.469557
2.85771045
0.66791997
148.960019
287.569060
3.172688
0.94898856
4.830899
03/17/2061
147.625972
2.81574298
0.68219494
153.472478
283.912241
3.549943
0.89485736
4.724873
03/25/2090
231.247862
2.77658067
0.69595766
156.418521
281.481900
3.824981
0.84419809
4.626644
04/03/2119
330.796640
2.77881585
0.69519384
157.331316
280.868439
3.866105
0.84700019
4.632232
04/10/2148
25.780706
2.82157369
0.68133467
160.101878
278.582050
4.037677
0.89913772
4.739557
04/18/2177
22.172093
2.88088321
0.66048341
163.310058
276.039666
4.236205
0.97810764
4.889777
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