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
9
General information
Preliminary designation
2021 CA
9
Group
Apollo
Absolute magnitude
23.31
Approximate diameter (m)
58
Approximate mass (kg)
3.55·10
8
Number of observations
21
Arc length (days)
7
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
149.610011
a
– orbit major semiaxis (astronomical units)
1.72464100
e
– orbit eccentricity
0.44067700
ω
– orbit ascending node-perihelion angle (degrees)
289.768075
Ω
– longitude of orbit ascending node (degrees)
148.941627
i
– orbit inclination to the ecliptic plane (degrees)
31.013957
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
95.232645
1.72461600
0.44345166
288.408827
150.600061
30.822489
0.95983218
2.264849
01/21/1858
27.594595
1.72463690
0.44312648
288.606917
150.340877
30.854272
0.96040462
2.264890
01/29/1887
320.287952
1.72479388
0.44270541
288.796277
150.113856
30.879574
0.96121830
2.265199
02/07/1916
253.071573
1.72448503
0.44224310
289.018649
149.850036
30.912280
0.96184342
2.264591
02/14/1945
185.527180
1.72454787
0.44191094
289.206020
149.620919
30.935306
0.96245129
2.264715
02/22/1974
117.940206
1.72450831
0.44138549
289.437496
149.359110
30.968805
0.96333537
2.264637
03/02/2003
50.605292
1.72466999
0.44109565
289.606600
149.137610
30.989952
0.96392556
2.264955
03/09/2032
343.336827
1.72469506
0.44074142
289.849841
148.870487
31.022751
0.96455051
2.265005
03/17/2061
275.871776
1.72457995
0.44016049
289.988432
148.652694
31.045239
0.96548799
2.264778
03/25/2090
208.390614
1.72462559
0.43984984
290.189815
148.403507
31.069221
0.96604930
2.264868
04/03/2119
141.054580
1.72485300
0.43929613
290.356691
148.182220
31.098816
0.96713175
2.265316
04/10/2148
73.715545
1.72490079
0.43885276
290.532138
147.965924
31.122988
0.96792332
2.265410
04/18/2177
6.431987
1.72468438
0.43830227
290.730615
147.707749
31.158469
0.96875130
2.264984
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