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 XX
4
General information
Preliminary designation
2021 XX
4
Group
Apollo
Absolute magnitude
28.54
Approximate diameter (m)
5
Approximate mass (kg)
2.58·10
5
Number of observations
29
Arc length (days)
3
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
274.910619
a
– orbit major semiaxis (astronomical units)
1.83357200
e
– orbit eccentricity
0.56259200
ω
– orbit ascending node-perihelion angle (degrees)
231.938622
Ω
– longitude of orbit ascending node (degrees)
268.706122
i
– orbit inclination to the ecliptic plane (degrees)
0.737820
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
199.748296
1.85141421
0.56554412
212.611049
286.016482
0.578028
0.80435779
2.519161
01/21/1858
10.193326
1.85674487
0.56590186
216.162850
282.778040
0.567599
0.80600950
2.530049
01/29/1887
189.406490
1.85355920
0.56557332
218.253645
280.993683
0.558007
0.80523557
2.523541
02/07/1916
8.001306
1.85204595
0.56549580
220.191480
279.315387
0.547455
0.80472175
2.520451
02/14/1945
189.082068
1.85450301
0.56597298
221.506845
278.043353
0.542419
0.80490442
2.525468
02/22/1974
8.115179
1.85207738
0.56589085
223.615279
276.178400
0.531817
0.80400374
2.520515
03/02/2003
187.958155
1.85500252
0.56573584
226.007105
274.029334
0.521105
0.80556112
2.526489
03/09/2032
28.445163
1.83390886
0.56244340
232.043945
268.592348
0.737462
0.80243892
2.483518
03/17/2061
274.876005
1.83395747
0.56152967
234.097288
266.786834
0.727072
0.80413594
2.483616
03/25/2090
160.431772
1.83220294
0.56249896
235.517333
265.465036
0.723128
0.80159068
2.480053
04/03/2119
53.659631
1.83139117
0.56067575
237.695182
263.523707
0.714978
0.80457455
2.478405
04/10/2148
309.430727
1.83189018
0.56220801
239.233389
262.211759
0.710282
0.80198685
2.479418
04/18/2177
220.433834
1.82484788
0.55982532
241.172200
260.594533
0.707621
0.80325183
2.465134
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