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 CW
8
General information
Preliminary designation
2021 CW
8
Group
Apollo
Absolute magnitude
25.32
Approximate diameter (m)
23
Approximate mass (kg)
2.21·10
7
Number of observations
90
Arc length (days)
4
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
270.479423
a
– orbit major semiaxis (astronomical units)
1.52339700
e
– orbit eccentricity
0.50674500
ω
– orbit ascending node-perihelion angle (degrees)
77.383462
Ω
– longitude of orbit ascending node (degrees)
144.614434
i
– orbit inclination to the ecliptic plane (degrees)
31.582808
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
291.396851
1.52367089
0.50434235
76.005332
146.305802
31.737471
0.75521914
1.880777
01/21/1858
84.409148
1.52389471
0.50493110
76.159127
146.070548
31.715598
0.75443288
1.881192
01/29/1887
235.842961
1.52445035
0.50536348
76.384529
145.809782
31.684705
0.75404882
1.882221
02/07/1916
30.402154
1.52361693
0.50543401
76.579585
145.587888
31.671895
0.75352912
1.880677
02/14/1945
185.626402
1.52404372
0.50592267
76.779185
145.315964
31.647817
0.75299545
1.881468
02/22/1974
338.110930
1.52337556
0.50597568
77.011019
145.083173
31.632246
0.75258457
1.880230
03/02/2003
134.813346
1.52342685
0.50641460
77.220615
144.813648
31.611666
0.75194124
1.880325
03/09/2032
290.608004
1.52379247
0.50684926
77.420358
144.580262
31.584673
0.75145938
1.881002
03/17/2061
85.012087
1.52360339
0.50723983
77.637113
144.310631
31.566554
0.75077106
1.880652
03/25/2090
239.294271
1.52391318
0.50761288
77.796869
144.081875
31.549332
0.75035522
1.881226
04/03/2119
31.430546
1.52428889
0.50833839
77.999181
143.820790
31.521072
0.74943433
1.881922
04/10/2148
184.262589
1.52393608
0.50841053
78.211868
143.579417
31.504556
0.74915094
1.881268
04/18/2177
338.426448
1.52372564
0.50878577
78.375748
143.351233
31.491147
0.74847572
1.880879
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