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
1978 RA (2100 Ra-Shalom)
General information
Preliminary designation
1978 RA
Name
Ra-Shalom
Number
2100
Group
Aten
Absolute magnitude
16.24
Approximate diameter (m)
1 500
Approximate mass (kg)
6.19·10
12
Number of observations
4874
Arc length (days)
18358
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
148.839949
a
– orbit major semiaxis (astronomical units)
0.83203800
e
– orbit eccentricity
0.43650000
ω
– orbit ascending node-perihelion angle (degrees)
356.081470
Ω
– longitude of orbit ascending node (degrees)
170.761398
i
– orbit inclination to the ecliptic plane (degrees)
15.759097
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
118.478222
0.83200383
0.43638892
355.203741
171.873372
15.728805
0.46892657
0.758907
01/21/1858
203.943099
0.83206957
0.43636699
355.323753
171.708698
15.736435
0.46898188
0.758997
01/29/1887
289.085186
0.83207018
0.43635407
355.464723
171.554333
15.741989
0.46899297
0.758998
02/07/1916
14.550855
0.83202996
0.43654745
355.590200
171.383487
15.741814
0.46880940
0.758943
02/14/1945
99.898700
0.83206430
0.43644119
355.719657
171.219778
15.749703
0.46891716
0.758990
02/22/1974
185.037012
0.83204637
0.43653694
355.863669
171.060509
15.751415
0.46882739
0.758965
03/02/2003
270.559656
0.83198623
0.43657043
355.971739
170.901090
15.752690
0.46876564
0.758883
03/09/2032
355.754223
0.83213204
0.43643925
356.108998
170.736573
15.759805
0.46895695
0.759082
03/17/2061
81.095256
0.83200964
0.43653613
356.250511
170.571747
15.758445
0.46880737
0.758915
03/25/2090
166.656295
0.83206175
0.43654308
356.371830
170.408001
15.766426
0.46883095
0.758986
04/03/2119
251.678288
0.83208302
0.43650958
356.510425
170.256973
15.771391
0.46887082
0.759015
04/10/2148
337.215418
0.83201544
0.43664043
356.643207
170.093958
15.769832
0.46872386
0.758923
04/18/2177
62.655984
0.83209021
0.43662813
356.773351
169.924585
15.780405
0.46877621
0.759025
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