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
28
General information
Preliminary designation
2021 SL
28
Group
Apollo
Absolute magnitude
24.83
Approximate diameter (m)
29
Approximate mass (kg)
4.34·10
7
Number of observations
26
Arc length (days)
31
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
45.019002
a
– orbit major semiaxis (astronomical units)
2.53974400
e
– orbit eccentricity
0.60749500
ω
– orbit ascending node-perihelion angle (degrees)
192.241683
Ω
– longitude of orbit ascending node (degrees)
231.440505
i
– orbit inclination to the ecliptic plane (degrees)
4.015694
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
234.178138
2.47304161
0.65164221
185.993020
235.501694
4.230371
0.86150330
3.889088
01/21/1858
56.974428
2.45582036
0.66021316
186.437001
235.304378
4.297108
0.83445545
3.848536
01/29/1887
256.598978
2.45081864
0.66270388
186.537725
235.104901
4.324750
0.82665161
3.836784
02/07/1916
91.865528
2.46308839
0.65766854
186.729243
234.774342
4.295841
0.84319264
3.865633
02/14/1945
263.509113
2.47673659
0.64774102
187.580455
234.185525
4.245287
0.87245269
3.897807
02/22/1974
34.854429
2.50702550
0.62963121
189.894192
232.919635
4.140720
0.92852401
3.969527
03/02/2003
130.482809
2.52568861
0.61758929
191.401664
232.088807
4.069539
0.96585036
4.013935
03/09/2032
196.293670
2.54375374
0.60577668
192.273588
231.420385
4.008311
1.00280704
4.057077
03/17/2061
246.174473
2.55046128
0.60305782
192.386223
231.059212
3.995120
1.01238565
4.073134
03/25/2090
297.182965
2.53727981
0.60801791
192.468466
230.858753
4.035682
0.99456824
4.041598
04/03/2119
8.479656
2.52139277
0.61881130
192.970223
230.658125
4.101139
0.96112643
4.003699
04/10/2148
111.881367
2.50403207
0.63011120
194.164684
230.254326
4.175754
0.92621342
3.962419
04/18/2177
256.268976
2.47053548
0.64579647
195.678710
229.712360
4.257214
0.87507238
3.883178
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