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 CA
General information
Preliminary designation
2021 CA
Group
Apollo
Absolute magnitude
23.65
Approximate diameter (m)
49
Approximate mass (kg)
2.22·10
8
Number of observations
27
Arc length (days)
24
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
244.364396
a
– orbit major semiaxis (astronomical units)
2.13685800
e
– orbit eccentricity
0.57216500
ω
– orbit ascending node-perihelion angle (degrees)
224.513551
Ω
– longitude of orbit ascending node (degrees)
310.233650
i
– orbit inclination to the ecliptic plane (degrees)
5.648660
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
125.285082
2.12785772
0.57152831
215.957904
317.009925
6.230871
0.91172679
3.103948
01/21/1858
240.741404
2.13508685
0.56841487
217.573031
315.779618
6.094105
0.92147174
3.119780
01/29/1887
351.697627
2.13097809
0.57161383
218.042772
315.325185
6.074468
0.91288154
3.110779
02/07/1916
108.682053
2.13049122
0.56958308
219.842709
314.075748
5.954908
0.91699946
3.109712
02/14/1945
224.406440
2.13455784
0.57128548
220.192448
313.561868
5.910194
0.91511593
3.118620
02/22/1974
335.655994
2.13497949
0.57152860
222.065167
312.221661
5.797259
0.91477764
3.119544
03/02/2003
79.966086
2.13598181
0.57134938
222.663413
311.577233
5.762713
0.91558993
3.121741
03/09/2032
186.884288
2.13651198
0.57207530
224.563047
310.184272
5.646802
0.91426624
3.122904
03/17/2061
286.176016
2.13727231
0.57217499
225.104396
309.558955
5.610250
0.91437855
3.124571
03/25/2090
29.075271
2.13834401
0.57190530
227.237865
307.999482
5.500978
0.91541374
3.126921
04/03/2119
126.848936
2.13644584
0.57275129
227.856300
307.320634
5.470495
0.91279372
3.122759
04/10/2148
229.763571
2.13895252
0.57177865
229.991926
305.731259
5.365508
0.91594513
3.128256
04/18/2177
330.586484
2.13318130
0.57271103
230.718116
305.053104
5.322077
0.91148484
3.115604
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