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 SW
1
General information
Preliminary designation
2021 SW
1
Group
Apollo
Absolute magnitude
29.72
Approximate diameter (m)
3
Approximate mass (kg)
5.06·10
4
Number of observations
12
Arc length (days)
1
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
322.438040
a
– orbit major semiaxis (astronomical units)
1.40587200
e
– orbit eccentricity
0.39416500
ω
– orbit ascending node-perihelion angle (degrees)
298.856639
Ω
– longitude of orbit ascending node (degrees)
2.685704
i
– orbit inclination to the ecliptic plane (degrees)
3.847805
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
330.183978
1.38049798
0.38664751
294.122521
5.169585
4.186257
0.84673188
1.622013
01/21/1858
291.207286
1.38045254
0.38659418
294.637105
4.748387
4.173311
0.84677762
1.621933
01/29/1887
259.384415
1.37721510
0.38571019
294.845752
4.466755
4.183778
0.84600919
1.616230
02/07/1916
239.175011
1.37798401
0.38589548
295.222044
4.185610
4.180349
0.84622621
1.617584
02/14/1945
221.986378
1.37728489
0.38581296
295.775549
3.703873
4.166356
0.84591054
1.616353
02/22/1974
209.861592
1.37631718
0.38545525
296.041457
3.366891
4.162414
0.84580849
1.614650
03/02/2003
204.342811
1.37581744
0.38532614
296.534099
2.974253
4.152705
0.84567902
1.613771
03/09/2032
112.644026
1.41488682
0.39638677
299.483361
2.625564
3.818871
0.85404440
1.682996
03/17/2061
200.239973
1.41445663
0.39634359
299.801489
2.341855
3.816687
0.85384581
1.682229
03/25/2090
287.659230
1.41469764
0.39629152
300.290601
1.954326
3.807330
0.85406496
1.682659
04/03/2119
354.597730
1.41840162
0.39731420
300.945024
1.549283
3.780255
0.85485051
1.689271
04/10/2148
55.192741
1.41990200
0.39788472
301.411685
1.279262
3.778243
0.85494468
1.691953
04/18/2177
105.690546
1.42151557
0.39858790
301.844246
1.023948
3.775549
0.85491667
1.694837
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