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 CY
General information
Preliminary designation
2021 CY
Group
Apollo
Absolute magnitude
27.70
Approximate diameter (m)
8
Approximate mass (kg)
8.24·10
5
Number of observations
19
Arc length (days)
3
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
65.685642
a
– orbit major semiaxis (astronomical units)
2.76301400
e
– orbit eccentricity
0.68837900
ω
– orbit ascending node-perihelion angle (degrees)
312.471093
Ω
– longitude of orbit ascending node (degrees)
133.513682
i
– orbit inclination to the ecliptic plane (degrees)
1.975485
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
130.510861
2.79037637
0.68627005
232.753781
206.996399
1.654890
0.87542464
4.661168
01/21/1858
198.963293
2.75722984
0.69051354
263.792556
178.138196
1.445680
0.85332531
4.578361
01/29/1887
324.232891
2.74688746
0.69314030
264.634464
177.365117
1.452114
0.84290906
4.552625
02/07/1916
73.575212
2.76626205
0.68115437
287.104110
156.265541
1.526597
0.88201056
4.600877
02/14/1945
192.347666
2.74340655
0.68939364
288.967811
154.689139
1.552131
0.85211953
4.543974
02/22/1974
314.153796
2.79384712
0.67080388
300.464456
144.019946
1.679502
0.91972363
4.669868
03/02/2003
38.605922
2.75638923
0.68217999
311.688477
134.020272
1.954831
0.87603565
4.576268
03/09/2032
155.541987
2.77350630
0.68522043
313.034049
133.150054
1.980510
0.87304312
4.618962
03/17/2061
241.973340
2.81726523
0.66913054
317.558333
129.105476
2.098248
0.93214703
4.728705
03/25/2090
269.041063
2.86230649
0.65091655
323.649221
123.825488
2.292038
0.99918383
4.842558
04/03/2119
254.894403
2.87289822
0.64773394
324.686372
122.980445
2.317972
1.01202455
4.869462
04/10/2148
245.302791
2.84919218
0.65716250
326.225898
121.974121
2.387455
0.97680994
4.809315
04/18/2177
280.040957
2.80138370
0.67282854
331.384546
118.003607
2.713379
0.91653280
4.688776
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