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 RH
General information
Preliminary designation
2021 RH
Group
Aten
Absolute magnitude
25.77
Approximate diameter (m)
19
Approximate mass (kg)
1.19·10
7
Number of observations
132
Arc length (days)
5
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
180.966546
a
– orbit major semiaxis (astronomical units)
0.95540000
e
– orbit eccentricity
0.08764500
ω
– orbit ascending node-perihelion angle (degrees)
28.158343
Ω
– longitude of orbit ascending node (degrees)
162.114180
i
– orbit inclination to the ecliptic plane (degrees)
15.507283
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
354.275039
0.95637130
0.08903902
30.412424
163.535368
15.417725
0.87121694
0.935277
01/21/1858
7.865419
0.95569805
0.08923815
29.685470
163.323819
15.434035
0.87041332
0.934290
01/29/1887
25.521943
0.95596645
0.08897188
29.830555
163.143521
15.438367
0.87091232
0.934684
02/07/1916
53.642385
0.95462525
0.08954036
28.693553
162.917998
15.455701
0.86914776
0.932717
02/14/1945
101.195498
0.95402397
0.09002010
28.640853
162.721496
15.460984
0.86814263
0.931836
02/22/1974
148.933586
0.95446728
0.08918687
28.208578
162.510077
15.479881
0.86934132
0.932486
03/02/2003
200.082986
0.95401507
0.08951620
28.257524
162.319718
15.484369
0.86861527
0.931823
03/09/2032
237.299836
0.95539284
0.08763758
28.096058
162.099532
15.506230
0.87166452
0.933842
03/17/2061
254.407563
0.95600391
0.08705573
28.399791
161.912003
15.511484
0.87277829
0.934738
03/25/2090
285.127717
0.95471784
0.08748699
27.436232
161.690166
15.528430
0.87119245
0.932853
04/03/2119
336.709290
0.95391583
0.08823369
27.170139
161.493525
15.534312
0.86974832
0.931678
04/10/2148
31.840314
0.95348739
0.08845756
26.530389
161.252283
15.546317
0.86914422
0.931050
04/18/2177
103.626383
0.95310126
0.08880169
26.183861
161.034003
15.557559
0.86846426
0.930485
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