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 WS
4
General information
Preliminary designation
2021 WS
4
Group
Apollo
Absolute magnitude
30.65
Approximate diameter (m)
2
Approximate mass (kg)
1.40·10
4
Number of observations
47
Arc length (days)
8
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
344.091802
a
– orbit major semiaxis (astronomical units)
1.09797200
e
– orbit eccentricity
0.09886900
ω
– orbit ascending node-perihelion angle (degrees)
349.529410
Ω
– longitude of orbit ascending node (degrees)
67.238279
i
– orbit inclination to the ecliptic plane (degrees)
2.761460
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
145.694018
1.09548505
0.10597578
313.379501
101.208153
1.555108
0.97939017
1.146596
01/21/1858
321.327714
1.09074751
0.10337943
318.320719
96.925225
1.559725
0.97798665
1.139166
01/29/1887
187.794290
1.08270200
0.09749678
323.269564
89.867532
1.696656
0.97714204
1.126585
02/07/1916
219.759201
1.06347807
0.08024376
324.287464
80.293804
2.255621
0.97814059
1.096714
02/14/1945
32.067303
1.06080205
0.07796836
326.326165
76.484599
2.283662
0.97809306
1.092577
02/22/1974
216.922296
1.06147216
0.07855718
327.834896
75.624932
2.278700
0.97808589
1.093613
03/02/2003
33.492291
1.06900579
0.08190045
331.508714
70.995824
2.332728
0.98145374
1.105276
03/09/2032
342.916743
1.09815400
0.09900279
349.509531
67.214897
2.760977
0.98943368
1.150788
03/17/2061
45.066183
1.10165774
0.10130979
350.175559
66.643302
2.752580
0.99004903
1.156300
03/25/2090
89.974037
1.09968545
0.10007401
350.659211
66.196391
2.755663
0.98963552
1.153197
04/03/2119
156.178249
1.09899730
0.09947216
350.849277
65.961820
2.755378
0.98967767
1.152114
04/10/2148
202.478210
1.10093779
0.10074891
351.181713
65.573653
2.750318
0.99001951
1.155167
04/18/2177
255.905242
1.09901837
0.09951428
351.643643
65.163172
2.751523
0.98965034
1.152147
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