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 AP
2
General information
Preliminary designation
2021 AP
2
Group
Apollo
Absolute magnitude
20.69
Approximate diameter (m)
190
Approximate mass (kg)
1.32·10
10
Number of observations
52
Arc length (days)
31
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
202.425927
a
– orbit major semiaxis (astronomical units)
2.23083300
e
– orbit eccentricity
0.70936500
ω
– orbit ascending node-perihelion angle (degrees)
227.911368
Ω
– longitude of orbit ascending node (degrees)
322.641438
i
– orbit inclination to the ecliptic plane (degrees)
7.204288
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
95.159396
2.22773638
0.70658258
212.835519
335.939151
9.046705
0.65365667
3.325036
01/21/1858
348.697120
2.22532326
0.70978821
215.960790
333.316008
8.578922
0.64581505
3.319635
01/29/1887
255.696560
2.22275618
0.71146574
216.546962
332.766189
8.504936
0.64134131
3.313892
02/07/1916
156.094492
2.23359396
0.70863086
218.027383
331.526439
8.267116
0.65080035
3.338158
02/14/1945
47.681694
2.22694419
0.71012540
221.540758
328.406365
7.865818
0.64553456
3.323262
02/22/1974
312.873349
2.22255614
0.71226988
222.421064
327.576553
7.778389
0.63949635
3.313445
03/02/2003
213.323488
2.23338410
0.70746360
225.126403
325.147582
7.467952
0.65334615
3.337688
03/09/2032
103.491154
2.23057548
0.70933151
228.004572
322.563308
7.198553
0.64835800
3.331394
03/17/2061
2.389816
2.23004456
0.71064664
229.867544
320.804223
7.040283
0.64527088
3.330205
03/25/2090
261.535746
2.23309134
0.70950654
231.720713
319.141612
6.894538
0.64869844
3.337032
04/03/2119
155.599895
2.23156113
0.70856526
235.049354
316.115594
6.656902
0.65035443
3.333602
04/10/2148
57.480630
2.22591171
0.71069940
238.030699
313.376519
6.494858
0.64395760
3.320951
04/18/2177
326.188007
2.22502481
0.71153873
240.135082
311.418261
6.383456
0.64183349
3.318967
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