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
2018 RA
2
General information
Preliminary designation
2018 RA
2
Group
Apollo
Absolute magnitude
25.46
Approximate diameter (m)
21
Approximate mass (kg)
1.82·10
7
Number of observations
59
Arc length (days)
8
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
51.610384
a
– orbit major semiaxis (astronomical units)
1.49987800
e
– orbit eccentricity
0.39876900
ω
– orbit ascending node-perihelion angle (degrees)
61.647750
Ω
– longitude of orbit ascending node (degrees)
344.489162
i
– orbit inclination to the ecliptic plane (degrees)
6.645603
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
301.463316
1.50530820
0.40035455
58.288871
346.928414
6.817423
0.90265121
1.846880
01/21/1858
202.439561
1.50343240
0.39949082
58.853234
346.540282
6.808038
0.90282495
1.843429
01/29/1887
115.685066
1.49973128
0.39830348
59.407650
346.202844
6.789127
0.90238310
1.836626
02/07/1916
42.251631
1.50079532
0.39861803
59.799468
345.807842
6.774807
0.90255125
1.838581
02/14/1945
323.966729
1.50069368
0.39861333
60.140379
345.563286
6.764812
0.90249718
1.838394
02/22/1974
250.957544
1.49983531
0.39857467
60.699531
345.128570
6.706998
0.90203896
1.836817
03/02/2003
175.479108
1.50098461
0.39898911
61.076404
344.835056
6.697079
0.90210809
1.838929
03/09/2032
98.018983
1.49998732
0.39890791
61.737053
344.382741
6.641157
0.90163051
1.837097
03/17/2061
23.432352
1.50063686
0.39905676
62.117088
344.060696
6.634939
0.90179758
1.838290
03/25/2090
307.280112
1.49918139
0.39898545
62.679179
343.712584
6.587255
0.90102984
1.835616
04/03/2119
236.363103
1.49973064
0.39901937
62.976589
343.384339
6.573834
0.90130907
1.836625
04/10/2148
161.285227
1.50119329
0.39950484
63.386546
343.053206
6.566979
0.90145930
1.839313
04/18/2177
82.531754
1.50112747
0.39943481
63.869034
342.611116
6.541420
0.90152490
1.839192
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