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 HX
2
General information
Preliminary designation
2021 HX
2
Group
Apollo
Absolute magnitude
23.95
Approximate diameter (m)
43
Approximate mass (kg)
1.47·10
8
Number of observations
40
Arc length (days)
5
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
203.684399
a
– orbit major semiaxis (astronomical units)
2.17703000
e
– orbit eccentricity
0.57910600
ω
– orbit ascending node-perihelion angle (degrees)
152.969382
Ω
– longitude of orbit ascending node (degrees)
107.144190
i
– orbit inclination to the ecliptic plane (degrees)
5.702076
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
41.488682
2.17827593
0.57962386
148.215884
110.268823
5.435020
0.91569522
3.214918
01/21/1858
53.377487
2.17559111
0.58145635
148.605830
109.907574
5.459136
0.91057984
3.208976
01/29/1887
63.789044
2.17649128
0.58050259
149.313991
109.426809
5.500393
0.91303245
3.210968
02/07/1916
74.413488
2.17888944
0.57835316
150.212729
108.936077
5.542121
0.91872185
3.216277
02/14/1945
87.089024
2.17846083
0.57896106
151.101775
108.397545
5.594622
0.91721685
3.215328
02/22/1974
99.949955
2.17339569
0.58265347
151.712482
107.912620
5.639360
0.90705916
3.204120
03/02/2003
113.419009
2.17379536
0.58185707
152.293322
107.508371
5.672126
0.90895717
3.205004
03/09/2032
127.730641
2.17768007
0.57875004
153.000422
107.113941
5.701202
0.91734765
3.213599
03/17/2061
144.830497
2.17532924
0.58047015
153.859346
106.567688
5.744628
0.91261555
3.208397
03/25/2090
160.837201
2.17225951
0.58246787
154.489431
106.126297
5.787713
0.90698813
3.201608
04/03/2119
179.882191
2.17391232
0.58056127
155.015702
105.693286
5.812394
0.91182302
3.205263
04/10/2148
200.183071
2.17760374
0.57907953
155.730770
105.324313
5.827110
0.91659798
3.213430
04/18/2177
214.442905
2.17369433
0.58156436
156.543414
104.879435
5.880344
0.90955118
3.204781
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