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 DP
2
General information
Preliminary designation
2021 DP
2
Group
Apollo
Absolute magnitude
26.27
Approximate diameter (m)
15
Approximate mass (kg)
5.94·10
6
Number of observations
57
Arc length (days)
61
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
308.902126
a
– orbit major semiaxis (astronomical units)
1.49624000
e
– orbit eccentricity
0.32400300
ω
– orbit ascending node-perihelion angle (degrees)
159.457664
Ω
– longitude of orbit ascending node (degrees)
15.825934
i
– orbit inclination to the ecliptic plane (degrees)
2.060816
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
315.976453
1.50158725
0.32653244
153.380354
19.691957
1.930415
1.01127030
1.840037
01/21/1858
236.163118
1.49921630
0.32561840
153.868171
19.400400
1.931783
1.01104389
1.835680
01/29/1887
183.037926
1.49376903
0.32329941
155.980433
17.857292
2.009653
1.01083438
1.825685
02/07/1916
144.802545
1.49431605
0.32366517
156.254966
17.698283
2.005105
1.01065799
1.826688
02/14/1945
120.344368
1.49272328
0.32283794
157.280925
17.033986
2.021630
1.01081557
1.823768
02/22/1974
87.573082
1.49486234
0.32357553
157.658669
16.845224
2.016835
1.01116147
1.827689
03/02/2003
49.922590
1.49372297
0.32308154
158.065435
16.627331
2.013594
1.01112865
1.825600
03/09/2032
0.882060
1.49511356
0.32337537
159.549011
15.774818
2.059986
1.01163066
1.828150
03/17/2061
318.240098
1.49462962
0.32315047
159.809960
15.643121
2.055258
1.01163936
1.827263
03/25/2090
259.430323
1.50057983
0.32547186
160.612155
15.265104
2.048746
1.01218332
1.838185
04/03/2119
181.714362
1.50069476
0.32577478
160.891477
15.138302
2.044874
1.01180626
1.838396
04/10/2148
114.328040
1.49559900
0.32365905
161.702256
14.579637
2.059952
1.01153486
1.829041
04/18/2177
69.441366
1.49476075
0.32357704
162.005484
14.417078
2.055756
1.01109050
1.827503
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