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 RJ
7
General information
Preliminary designation
2021 RJ
7
Group
Apollo
Absolute magnitude
20.71
Approximate diameter (m)
190
Approximate mass (kg)
1.29·10
10
Number of observations
28
Arc length (days)
19
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
61.940535
a
– orbit major semiaxis (astronomical units)
2.58280500
e
– orbit eccentricity
0.73816000
ω
– orbit ascending node-perihelion angle (degrees)
15.208932
Ω
– longitude of orbit ascending node (degrees)
240.611845
i
– orbit inclination to the ecliptic plane (degrees)
9.355320
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
297.674973
2.59016351
0.73654270
6.739768
245.914929
10.702594
0.68239749
4.168611
01/21/1858
269.350423
2.60123078
0.73136297
7.027164
245.710058
10.615784
0.69878691
4.195357
01/29/1887
253.953932
2.56045854
0.74713577
8.171045
245.055472
10.658451
0.64744838
4.097106
02/07/1916
249.904110
2.59666153
0.73584831
10.710843
243.621106
10.210141
0.68591253
4.184308
02/14/1945
221.399263
2.59617479
0.73554074
10.826474
243.490240
10.193872
0.68658246
4.183131
02/22/1974
219.157453
2.56033840
0.75203878
13.507235
241.692008
9.759115
0.63486463
4.096818
03/02/2003
199.203244
2.60318111
0.73695001
15.224418
240.656082
9.347816
0.68476677
4.200076
03/09/2032
171.854474
2.59165110
0.74166917
15.404392
240.515416
9.381269
0.66950338
4.172203
03/17/2061
171.907137
2.59655870
0.74496478
20.353201
237.000432
8.345978
0.66221392
4.184059
03/25/2090
140.882017
2.60429135
0.74107080
20.703719
236.560701
8.250341
0.67432707
4.202764
04/03/2119
126.876549
2.57614122
0.75448536
21.702574
235.787456
8.254585
0.63248039
4.134806
04/10/2148
113.838622
2.60522779
0.74532146
28.237120
230.342259
6.929616
0.66349561
4.205031
04/18/2177
80.110863
2.60255705
0.74645553
28.431631
230.097639
6.933895
0.65986396
4.198566
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