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 WL
General information
Preliminary designation
2021 WL
Group
Apollo
Absolute magnitude
22.33
Approximate diameter (m)
91
Approximate mass (kg)
1.37·10
9
Number of observations
96
Arc length (days)
45
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
244.437697
a
– orbit major semiaxis (astronomical units)
1.97184900
e
– orbit eccentricity
0.54461000
ω
– orbit ascending node-perihelion angle (degrees)
289.115299
Ω
– longitude of orbit ascending node (degrees)
76.165406
i
– orbit inclination to the ecliptic plane (degrees)
4.133293
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
156.658746
1.97352255
0.54578058
284.790124
79.573011
4.093323
0.89641227
2.772450
01/21/1858
323.788381
1.97465945
0.54517960
285.364218
79.096367
4.090833
0.89811540
2.774846
01/29/1887
130.726269
1.97256690
0.54614723
286.059878
78.524106
4.100967
0.89525495
2.770437
02/07/1916
299.367169
1.97336087
0.54560300
286.928478
77.888692
4.102883
0.89668927
2.772109
02/14/1945
109.122175
1.97326148
0.54478398
287.337463
77.517543
4.105381
0.89826024
2.771900
02/22/1974
281.532281
1.97051161
0.54510669
288.065609
76.995618
4.112230
0.89637255
2.766108
03/02/2003
96.548650
1.97131397
0.54456800
288.708841
76.537381
4.128992
0.89779946
2.767797
03/09/2032
271.535003
1.97173542
0.54447951
289.443402
75.973833
4.137100
0.89816588
2.768685
03/17/2061
85.620651
1.97232232
0.54501323
290.177032
75.355688
4.152261
0.89738056
2.769921
03/25/2090
256.949083
1.97167463
0.54505525
291.037712
74.709449
4.156618
0.89700302
2.768557
04/03/2119
67.914297
1.97184248
0.54445008
291.721435
74.230895
4.163423
0.89827269
2.768911
04/10/2148
241.030657
1.97264667
0.54398516
292.361518
73.772541
4.169244
0.89955615
2.770605
04/18/2177
54.247642
1.97141123
0.54518347
293.076415
73.260390
4.174726
0.89663042
2.768002
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