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 CU
4
General information
Preliminary designation
2021 CU
4
Group
Apollo
Absolute magnitude
22.22
Approximate diameter (m)
96
Approximate mass (kg)
1.60·10
9
Number of observations
42
Arc length (days)
188
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
21.008277
a
– orbit major semiaxis (astronomical units)
1.14489700
e
– orbit eccentricity
0.15860600
ω
– orbit ascending node-perihelion angle (degrees)
138.134390
Ω
– longitude of orbit ascending node (degrees)
130.667778
i
– orbit inclination to the ecliptic plane (degrees)
24.472420
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
8.571670
1.14523741
0.15814188
137.922673
131.436929
24.466448
0.96412741
1.225586
01/21/1858
249.299335
1.14614163
0.15887174
138.052445
131.324306
24.457471
0.96405211
1.227038
01/29/1887
130.500808
1.14531434
0.15844247
137.964317
131.211891
24.464361
0.96384791
1.225710
02/07/1916
16.489415
1.14465145
0.15798156
137.946068
131.112091
24.471825
0.96381763
1.224646
02/14/1945
262.144529
1.14528129
0.15840861
138.068897
131.004531
24.468908
0.96385888
1.225657
02/22/1974
140.780840
1.14608732
0.15934245
138.245089
130.870664
24.459803
0.96346695
1.226951
03/02/2003
23.787990
1.14508335
0.15865693
138.132152
130.753739
24.466120
0.96340795
1.225339
03/09/2032
270.743444
1.14488341
0.15860452
138.147646
130.649761
24.469237
0.96329973
1.225018
03/17/2061
150.273385
1.14534522
0.15890505
138.304253
130.533022
24.465936
0.96334408
1.225759
03/25/2090
31.885381
1.14545111
0.15887282
138.407978
130.435316
24.466301
0.96347006
1.225929
04/03/2119
276.778973
1.14535227
0.15898219
138.389003
130.320925
24.467864
0.96326166
1.225771
04/10/2148
160.211747
1.14538990
0.15883940
138.643616
130.197614
24.472061
0.96345685
1.225831
04/18/2177
44.794256
1.14501047
0.15855913
138.625020
130.094456
24.475143
0.96345861
1.225222
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