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 NB
8
General information
Preliminary designation
2021 NB
8
Group
Apollo
Absolute magnitude
28.08
Approximate diameter (m)
6
Approximate mass (kg)
4.87·10
5
Number of observations
9
Arc length (days)
1
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
246.373143
a
– orbit major semiaxis (astronomical units)
1.23693300
e
– orbit eccentricity
0.26795800
ω
– orbit ascending node-perihelion angle (degrees)
115.198952
Ω
– longitude of orbit ascending node (degrees)
106.582295
i
– orbit inclination to the ecliptic plane (degrees)
5.730938
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
321.508302
1.22947344
0.26801406
111.075050
108.889041
5.322407
0.89995727
1.363262
01/21/1858
72.552397
1.22826548
0.26710913
111.485049
108.498175
5.451205
0.90018456
1.361253
01/29/1887
186.663736
1.22895220
0.26716982
111.982671
108.172555
5.445239
0.90061327
1.362395
02/07/1916
307.213302
1.22656604
0.26649005
111.993429
107.924442
5.470124
0.89969839
1.358429
02/14/1945
72.375567
1.22734256
0.26660160
112.405184
107.589827
5.466201
0.90013106
1.359719
02/22/1974
167.261296
1.23191209
0.26741919
113.737926
107.140902
5.565994
0.90247516
1.367320
03/02/2003
249.221590
1.23211166
0.26743609
114.048473
106.915227
5.571177
0.90260053
1.367652
03/09/2032
310.990679
1.23693943
0.26793747
115.239971
106.552682
5.731317
0.90551701
1.375698
03/17/2061
327.133008
1.23878960
0.26855124
115.907967
106.265523
5.726029
0.90611112
1.378786
03/25/2090
347.330249
1.23956401
0.26878415
116.235628
106.004914
5.736659
0.90638885
1.380079
04/03/2119
358.364010
1.23885238
0.26873076
116.372454
105.703491
5.743216
0.90593464
1.378891
04/10/2148
14.512908
1.23894067
0.26864155
116.669630
105.455700
5.740773
0.90610973
1.379038
04/18/2177
28.605906
1.23947355
0.26875686
116.970551
105.245150
5.744389
0.90635653
1.379928
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