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 RK
12
General information
Preliminary designation
2021 RK
12
Group
Aten
Absolute magnitude
26.06
Approximate diameter (m)
16
Approximate mass (kg)
7.94·10
6
Number of observations
17
Arc length (days)
4
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
252.187192
a
– orbit major semiaxis (astronomical units)
0.91788700
e
– orbit eccentricity
0.30746100
ω
– orbit ascending node-perihelion angle (degrees)
228.548720
Ω
– longitude of orbit ascending node (degrees)
341.499344
i
– orbit inclination to the ecliptic plane (degrees)
8.813793
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
226.750020
0.91908563
0.30789903
227.247036
343.695505
8.791701
0.63610006
0.881119
01/21/1858
204.086535
0.91865789
0.30803139
227.443938
343.391831
8.786141
0.63568242
0.880504
01/29/1887
178.448707
0.91903863
0.30806452
227.591395
343.054053
8.808875
0.63591544
0.881051
02/07/1916
155.336718
0.91947068
0.30789197
227.844484
342.702143
8.842685
0.63637304
0.881673
02/14/1945
133.506746
0.91892529
0.30795592
228.002635
342.417161
8.832180
0.63593681
0.880888
02/22/1974
108.098485
0.91894485
0.30773053
228.222416
342.052201
8.863287
0.63615746
0.880917
03/02/2003
92.331533
0.91824463
0.30790323
228.517061
341.792191
8.835389
0.63551415
0.879910
03/09/2032
84.403900
0.91829173
0.30806779
228.671040
341.432769
8.837262
0.63539563
0.879978
03/17/2061
80.689192
0.91783716
0.30810752
228.932715
341.179124
8.835329
0.63504462
0.879324
03/25/2090
104.060704
0.91674846
0.30780470
229.218932
340.837425
8.872734
0.63456897
0.877760
04/03/2119
128.915224
0.91627384
0.30841852
229.156409
340.508397
8.868760
0.63367802
0.877079
04/10/2148
157.702292
0.91659167
0.30797465
229.590330
340.210438
8.867924
0.63430467
0.877535
04/18/2177
192.665516
0.91625592
0.30757063
229.828696
339.827546
8.932254
0.63444251
0.877053
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