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 AK
1
General information
Preliminary designation
2021 AK
1
Group
Apollo
Absolute magnitude
24.00
Approximate diameter (m)
42
Approximate mass (kg)
1.37·10
8
Number of observations
71
Arc length (days)
47
Approaches
No approaches found
Orbit initial data
Date of initial data
11/21/2025
M
– mean anomaly (degrees)
257.694251
a
– orbit major semiaxis (astronomical units)
2.01568100
e
– orbit eccentricity
0.50170500
ω
– orbit ascending node-perihelion angle (degrees)
110.321322
Ω
– longitude of orbit ascending node (degrees)
340.696514
i
– orbit inclination to the ecliptic plane (degrees)
2.976660
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
298.845375
2.01112571
0.50347806
102.396901
346.916152
2.930056
0.99856804
2.852065
01/21/1858
358.780643
2.01145075
0.50085654
103.658873
346.016881
2.935513
1.00400249
2.852757
01/29/1887
62.928547
2.01056123
0.50222651
104.607258
345.280015
2.935335
1.00080408
2.850864
02/07/1916
123.785149
2.01367087
0.50082102
105.541098
344.443193
2.942484
1.00518216
2.857481
02/14/1945
176.629121
2.01507589
0.50166245
107.240718
343.167958
2.957723
1.00418798
2.860472
02/22/1974
229.599964
2.01502129
0.50338241
108.018733
342.450200
2.958040
1.00069501
2.860356
03/02/2003
279.922999
2.01579648
0.50086224
108.754609
341.889755
2.960698
1.00616015
2.862007
03/09/2032
329.692327
2.01458572
0.50284013
110.694550
340.419916
2.979053
1.00157119
2.859428
03/17/2061
21.152920
2.01610920
0.50318624
111.089085
339.960622
2.978022
1.00163079
2.862673
03/25/2090
68.502481
2.01633084
0.50042797
111.885788
339.353772
2.981327
1.00730249
2.863145
04/03/2119
116.812344
2.01616837
0.50246270
113.405498
338.254028
2.993271
1.00311896
2.862799
04/10/2148
167.036941
2.01509141
0.50246877
113.869098
337.775409
2.993125
1.00257091
2.860505
04/18/2177
212.690589
2.01810005
0.50057604
115.339463
336.740078
3.013364
1.00788751
2.866914
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