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 PB
9
General information
Preliminary designation
2021 PB
9
Group
Amor
Absolute magnitude
24.45
Approximate diameter (m)
34
Approximate mass (kg)
7.34·10
7
Number of observations
48
Arc length (days)
3
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
91.295490
a
– orbit major semiaxis (astronomical units)
2.44946900
e
– orbit eccentricity
0.57645900
ω
– orbit ascending node-perihelion angle (degrees)
6.787171
Ω
– longitude of orbit ascending node (degrees)
324.001081
i
– orbit inclination to the ecliptic plane (degrees)
10.476150
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
167.940466
2.44817680
0.57900215
2.339343
326.432475
10.778583
1.03067716
3.830582
01/21/1858
23.433956
2.43892957
0.58594344
2.774753
326.139522
10.852331
1.00985477
3.808899
01/29/1887
254.015052
2.43642017
0.58424839
2.784195
325.913223
10.833938
1.01294561
3.803022
02/07/1916
113.948239
2.44472150
0.57656055
3.698996
325.498428
10.681728
1.03519152
3.822475
02/14/1945
324.271313
2.43671301
0.58451609
5.344856
324.936234
10.682034
1.01241504
3.803708
02/22/1974
195.448988
2.43320267
0.58779479
5.397014
324.720547
10.713055
1.00297883
3.795492
03/02/2003
64.294241
2.44009269
0.58421378
5.587842
324.463377
10.637711
1.01455691
3.811624
03/09/2032
270.334687
2.44582995
0.57791379
7.462828
323.808095
10.425191
1.03235111
3.825075
03/17/2061
130.023789
2.43377142
0.58638691
8.230243
323.417643
10.480873
1.00663973
3.796822
03/25/2090
11.260720
2.43006168
0.58578798
8.297902
323.165725
10.466835
1.00656076
3.788145
04/03/2119
239.393256
2.44169785
0.57903397
9.134702
322.735544
10.304068
1.02787185
3.815386
04/10/2148
99.337205
2.42538711
0.58510789
10.983723
322.112588
10.248174
1.00627398
3.777219
04/18/2177
349.621341
2.41824088
0.58663163
11.101745
321.877530
10.271170
0.99962429
3.760538
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