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 AJ
General information
Preliminary designation
2021 AJ
Group
Apollo
Absolute magnitude
26.64
Approximate diameter (m)
12
Approximate mass (kg)
3.56·10
6
Number of observations
23
Arc length (days)
4
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
240.193545
a
– orbit major semiaxis (astronomical units)
1.27521500
e
– orbit eccentricity
0.34341700
ω
– orbit ascending node-perihelion angle (degrees)
248.294312
Ω
– longitude of orbit ascending node (degrees)
284.403953
i
– orbit inclination to the ecliptic plane (degrees)
16.623227
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
208.029722
1.27544052
0.34209063
246.565960
285.739440
16.716471
0.83912427
1.440426
01/21/1858
259.896113
1.27526215
0.34204820
246.813098
285.543327
16.709923
0.83906103
1.440124
01/29/1887
315.214381
1.27544863
0.34229019
247.020766
285.358861
16.703044
0.83887508
1.440440
02/07/1916
11.709422
1.27508530
0.34239359
247.248847
285.167385
16.698963
0.83850427
1.439824
02/14/1945
70.222045
1.27460969
0.34218163
247.503604
284.972954
16.696138
0.83846166
1.439019
02/22/1974
121.478936
1.27578783
0.34260531
247.634788
284.785302
16.685908
0.83869614
1.441014
03/02/2003
175.621622
1.27372898
0.34215873
248.091067
284.571042
16.678286
0.83791148
1.437527
03/09/2032
237.304330
1.27533622
0.34340374
248.308765
284.371519
16.625487
0.83738099
1.440249
03/17/2061
290.402695
1.27652061
0.34386183
248.425615
284.167540
16.605951
0.83757390
1.442256
03/25/2090
335.988485
1.27619226
0.34378648
248.703841
283.980131
16.604072
0.83745462
1.441700
04/03/2119
22.657434
1.27800892
0.34459958
248.851260
283.756020
16.575526
0.83760758
1.444779
04/10/2148
48.639573
1.27927708
0.34523656
248.958800
283.570755
16.560202
0.83762387
1.446930
04/18/2177
68.825790
1.27910184
0.34541192
249.163309
283.379925
16.554136
0.83728482
1.446633
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