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 PM
23
General information
Preliminary designation
2021 PM
23
Group
Apollo
Absolute magnitude
24.25
Approximate diameter (m)
38
Approximate mass (kg)
9.68·10
7
Number of observations
14
Arc length (days)
6
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
69.155359
a
– orbit major semiaxis (astronomical units)
1.35433300
e
– orbit eccentricity
0.37390600
ω
– orbit ascending node-perihelion angle (degrees)
88.778301
Ω
– longitude of orbit ascending node (degrees)
142.590038
i
– orbit inclination to the ecliptic plane (degrees)
36.681358
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
340.647776
1.35429536
0.37363173
88.353841
143.550800
36.679408
0.84828765
1.576053
01/21/1858
129.593565
1.35441450
0.37372299
88.417826
143.415407
36.674946
0.84823866
1.576261
01/29/1887
278.431941
1.35413483
0.37370741
88.474704
143.270467
36.680245
0.84808461
1.575772
02/07/1916
67.171495
1.35435115
0.37371913
88.532523
143.140314
36.678837
0.84820422
1.576150
02/14/1945
216.191330
1.35427613
0.37380224
88.610613
142.988543
36.680395
0.84804467
1.576019
02/22/1974
4.787424
1.35434025
0.37375642
88.655400
142.853624
36.680894
0.84814689
1.576131
03/02/2003
153.746955
1.35429781
0.37394254
88.735985
142.703108
36.679946
0.84786824
1.576057
03/09/2032
302.548313
1.35419683
0.37389050
88.801559
142.567597
36.680858
0.84787549
1.575881
03/17/2061
91.283448
1.35432003
0.37413679
88.866822
142.420644
36.678245
0.84761909
1.576096
03/25/2090
240.234363
1.35435105
0.37410129
88.927522
142.287211
36.679093
0.84768658
1.576150
04/03/2119
28.919005
1.35425405
0.37426280
88.962590
142.145839
36.677956
0.84740714
1.575980
04/10/2148
177.837638
1.35440731
0.37427214
89.036195
142.007300
36.678282
0.84749039
1.576248
04/18/2177
326.692224
1.35422577
0.37428370
89.070191
141.874457
36.680792
0.84736114
1.575931
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