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 SL
General information
Preliminary designation
2021 SL
Group
Apollo
Absolute magnitude
25.59
Approximate diameter (m)
20
Approximate mass (kg)
1.52·10
7
Number of observations
14
Arc length (days)
2
Approaches
No approaches found
Orbit initial data
Date of initial data
12/22/2023
M
– mean anomaly (degrees)
155.584397
a
– orbit major semiaxis (astronomical units)
1.41417600
e
– orbit eccentricity
0.36232500
ω
– orbit ascending node-perihelion angle (degrees)
297.636800
Ω
– longitude of orbit ascending node (degrees)
354.682318
i
– orbit inclination to the ecliptic plane (degrees)
16.939441
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
204.335664
1.41383053
0.36342338
295.783073
356.047302
16.862184
0.90001146
1.681112
01/21/1858
298.713567
1.41438219
0.36334594
296.085274
355.847257
16.874844
0.90047216
1.682096
01/29/1887
30.208398
1.41485783
0.36320455
296.444228
355.626723
16.888035
0.90097504
1.682945
02/07/1916
117.576836
1.41433503
0.36304934
296.665248
355.432264
16.896043
0.90086163
1.682012
02/14/1945
206.389079
1.41452630
0.36296158
296.952067
355.228429
16.903274
0.90110760
1.682353
02/22/1974
295.821275
1.41467885
0.36271815
297.227415
355.033271
16.922638
0.90154916
1.682625
03/02/2003
24.567648
1.41500756
0.36284869
297.526109
354.816626
16.929675
0.90157392
1.683212
03/09/2032
113.512514
1.41445748
0.36237869
297.718374
354.625220
16.941212
0.90188824
1.682230
03/17/2061
205.234174
1.41356518
0.36187948
297.970806
354.406217
16.960518
0.90202494
1.680639
03/25/2090
300.171065
1.41360037
0.36172682
298.202833
354.233333
16.968442
0.90226321
1.680701
04/03/2119
35.541468
1.41390840
0.36154560
298.429540
354.045681
16.975240
0.90271604
1.681251
04/10/2148
130.456495
1.41404552
0.36129163
298.790574
353.817375
16.998577
0.90316271
1.681495
04/18/2177
224.994114
1.41322499
0.36085953
298.984570
353.625288
17.010635
0.90324928
1.680032
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