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 DO
General information
Preliminary designation
2021 DO
Group
Apollo
Absolute magnitude
26.69
Approximate diameter (m)
12
Approximate mass (kg)
3.33·10
6
Number of observations
52
Arc length (days)
4
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
169.591554
a
– orbit major semiaxis (astronomical units)
1.65362100
e
– orbit eccentricity
0.40122600
ω
– orbit ascending node-perihelion angle (degrees)
199.633852
Ω
– longitude of orbit ascending node (degrees)
329.936692
i
– orbit inclination to the ecliptic plane (degrees)
10.901468
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
327.369465
1.65687757
0.40122034
196.741440
331.435651
11.062688
0.99210459
2.132732
01/21/1858
188.041171
1.65545438
0.40126456
197.148514
331.235202
11.050419
0.99117921
2.129984
01/29/1887
50.020311
1.65603210
0.40142259
197.470773
331.026711
11.033783
0.99126340
2.131100
02/07/1916
264.183244
1.65834845
0.40222543
198.017355
330.775622
10.974368
0.99131853
2.135572
02/14/1945
116.244364
1.65704039
0.40207301
198.370219
330.562067
10.963984
0.99078916
2.133046
02/22/1974
333.691795
1.65537336
0.40186197
198.708539
330.357434
10.955985
0.99014176
2.129828
03/02/2003
196.674336
1.65610767
0.40178581
199.118450
330.135951
10.930881
0.99070710
2.131245
03/09/2032
62.982796
1.65374350
0.40106936
199.680057
329.912837
10.898716
0.99047765
2.126683
03/17/2061
290.603220
1.65535471
0.40178231
200.059502
329.654940
10.868102
0.99026247
2.129792
03/25/2090
157.158221
1.65293525
0.40118040
200.455217
329.455723
10.858401
0.98981003
2.125124
04/03/2119
39.295086
1.65031454
0.40016556
200.954814
329.217070
10.842214
0.98991550
2.120072
04/10/2148
287.426894
1.65065508
0.40052550
201.275934
329.020635
10.825467
0.98952562
2.120729
04/18/2177
183.493936
1.64834052
0.39997858
201.732447
328.791928
10.811334
0.98903962
2.116270
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