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 DX
General information
Preliminary designation
2021 DX
Group
Apollo
Absolute magnitude
24.47
Approximate diameter (m)
34
Approximate mass (kg)
7.14·10
7
Number of observations
42
Arc length (days)
130
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
235.291825
a
– orbit major semiaxis (astronomical units)
1.24276500
e
– orbit eccentricity
0.18418200
ω
– orbit ascending node-perihelion angle (degrees)
56.238567
Ω
– longitude of orbit ascending node (degrees)
174.419047
i
– orbit inclination to the ecliptic plane (degrees)
8.466782
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
26.709473
1.24182769
0.18325089
54.326933
175.780793
8.462218
1.01426166
1.383861
01/21/1858
17.442100
1.24164670
0.18334836
54.580130
175.601329
8.462933
1.01399282
1.383559
01/29/1887
2.539122
1.24251479
0.18380637
54.892100
175.362931
8.463057
1.01413266
1.385010
02/07/1916
342.613288
1.24317315
0.18424151
55.119858
175.181115
8.464874
1.01412905
1.386111
02/14/1945
324.311001
1.24216118
0.18370601
55.466044
174.985696
8.464753
1.01396870
1.384419
02/22/1974
313.121664
1.24185979
0.18349856
55.739392
174.811935
8.465894
1.01398031
1.383915
03/02/2003
304.728686
1.24168026
0.18354241
55.972697
174.628529
8.467492
1.01377927
1.383615
03/09/2032
289.490535
1.24265822
0.18400547
56.285732
174.390719
8.466660
1.01400231
1.385250
03/17/2061
268.512518
1.24336326
0.18432894
56.562869
174.200618
8.467990
1.01417543
1.386429
03/25/2090
250.064863
1.24213196
0.18364537
56.947995
173.998215
8.466943
1.01402018
1.384370
04/03/2119
239.981497
1.24121097
0.18332194
57.305321
173.790282
8.465572
1.01366976
1.382831
04/10/2148
232.859762
1.24211104
0.18378596
57.591360
173.560655
8.466039
1.01382847
1.384335
04/18/2177
219.518403
1.24236566
0.18430034
57.836715
173.321577
8.458846
1.01339724
1.384761
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