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 XB
General information
Preliminary designation
2021 XB
Group
Apollo
Absolute magnitude
28.48
Approximate diameter (m)
5
Approximate mass (kg)
2.80·10
5
Number of observations
26
Arc length (days)
1
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
37.318509
a
– orbit major semiaxis (astronomical units)
2.60245200
e
– orbit eccentricity
0.71068600
ω
– orbit ascending node-perihelion angle (degrees)
307.931713
Ω
– longitude of orbit ascending node (degrees)
54.489835
i
– orbit inclination to the ecliptic plane (degrees)
1.368082
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
294.534579
2.58298586
0.70534180
305.674855
54.293324
1.527693
0.76109797
4.151296
01/21/1858
272.814225
2.59930680
0.70548117
305.712520
54.340332
1.504904
0.76554479
4.190703
01/29/1887
259.267099
2.58382445
0.71590584
306.660675
54.233992
1.489855
0.73404944
4.153317
02/07/1916
244.482120
2.60060023
0.70642405
306.397545
54.800638
1.469664
0.76347368
4.193832
02/14/1945
219.616360
2.59155841
0.71108700
306.588340
54.503496
1.469561
0.74873492
4.171979
02/22/1974
214.611216
2.58980227
0.71183166
307.703795
54.479633
1.431904
0.74629901
4.167739
03/02/2003
193.141736
2.59589032
0.70619438
307.122783
55.102731
1.419436
0.76268718
4.182444
03/09/2032
172.258656
2.58413339
0.71850188
308.268512
54.426560
1.362244
0.72742870
4.154062
03/17/2061
146.056808
2.60569699
0.70854785
307.545811
55.908558
1.324030
0.75943599
4.206167
03/25/2090
106.482408
2.59924364
0.71162476
307.505080
55.887037
1.319742
0.74955750
4.190551
04/03/2119
84.420504
2.59797169
0.71230302
307.016634
57.350815
1.279093
0.74742860
4.187475
04/10/2148
49.292624
2.60492017
0.70826323
306.818444
57.554989
1.266975
0.75995100
4.204286
04/18/2177
22.032400
2.58315016
0.71999463
306.800492
58.159003
1.239455
0.72329591
4.151692
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