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 BU
2
General information
Preliminary designation
2021 BU
2
Group
Amor
Absolute magnitude
22.09
Approximate diameter (m)
100
Approximate mass (kg)
1.91·10
9
Number of observations
26
Arc length (days)
45
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
68.896280
a
– orbit major semiaxis (astronomical units)
2.70748000
e
– orbit eccentricity
0.52539400
ω
– orbit ascending node-perihelion angle (degrees)
56.614970
Ω
– longitude of orbit ascending node (degrees)
93.494447
i
– orbit inclination to the ecliptic plane (degrees)
11.127571
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
212.720496
2.70750086
0.51984249
41.997645
105.335103
12.691226
1.30002687
4.455060
01/21/1858
30.322605
2.70010747
0.52531462
45.136054
102.991857
12.306253
1.28170154
4.436824
01/29/1887
223.562107
2.70187714
0.52479477
45.192801
102.752787
12.283843
1.28394615
4.441186
02/07/1916
67.667759
2.69099552
0.53078406
48.236252
100.415375
11.952675
1.26265798
4.414384
02/14/1945
284.577615
2.68594525
0.53433227
50.176228
98.941568
11.774543
1.25075802
4.401963
02/22/1974
143.322489
2.68651289
0.53744585
50.944029
98.436260
11.680794
1.24265769
4.403358
03/02/2003
344.294630
2.69028111
0.53295076
52.680805
96.645493
11.507164
1.25649374
4.412626
03/09/2032
173.479385
2.70462762
0.52630871
56.599491
93.438000
11.129122
1.28115854
4.447970
03/17/2061
354.513200
2.71654633
0.52117758
60.776110
90.011196
10.792632
1.30074328
4.477404
03/25/2090
163.529716
2.72955547
0.51506804
63.948801
87.438799
10.585221
1.32364867
4.509605
04/03/2119
323.689852
2.73533793
0.51416953
65.004570
86.337765
10.511957
1.32891051
4.523943
04/10/2148
120.660822
2.71185154
0.52519134
67.672245
84.219395
10.396622
1.28761060
4.465802
04/18/2177
290.504848
2.70957368
0.52829985
72.476285
80.093081
10.170948
1.27810632
4.460177
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