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
2012 HE
31
General information
Preliminary designation
2012 HE
31
Group
Apollo
Absolute magnitude
25.98
Approximate diameter (m)
17
Approximate mass (kg)
8.87·10
6
Number of observations
22
Arc length (days)
16
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
213.875526
a
– orbit major semiaxis (astronomical units)
1.38467300
e
– orbit eccentricity
0.39332900
ω
– orbit ascending node-perihelion angle (degrees)
275.028513
Ω
– longitude of orbit ascending node (degrees)
10.478531
i
– orbit inclination to the ecliptic plane (degrees)
0.526760
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
135.588560
1.38479922
0.39354284
266.735795
18.825556
0.676242
0.83982140
1.629599
01/21/1858
54.542524
1.38680173
0.39402092
266.888739
18.724915
0.669735
0.84037284
1.633135
01/29/1887
335.519731
1.38453000
0.39352963
267.376556
18.150777
0.674626
0.83967642
1.629124
02/07/1916
269.062009
1.38554664
0.39371469
267.641421
17.947847
0.668508
0.84003657
1.630919
02/14/1945
201.194185
1.38458417
0.39361788
267.975949
17.680005
0.667265
0.83958709
1.629220
02/22/1974
128.517871
1.38338347
0.39321333
268.294181
17.140316
0.668573
0.83941865
1.627101
03/02/2003
87.200718
1.37654138
0.39163796
271.197097
14.877360
0.612459
0.83743553
1.615045
03/09/2032
44.112430
1.38393365
0.39342146
274.912467
10.672494
0.529981
0.83946446
1.628072
03/17/2061
338.623035
1.38440060
0.39351697
275.494385
10.176631
0.517929
0.83961547
1.628896
03/25/2090
266.948722
1.38847872
0.39444895
276.413830
9.348437
0.517655
0.84079475
1.636099
04/03/2119
152.085517
1.39289276
0.39569876
278.093325
7.248258
0.481610
0.84172682
1.643907
04/10/2148
22.745556
1.39522091
0.39632681
278.336001
7.162368
0.477921
0.84225745
1.648030
04/18/2177
263.134958
1.39077778
0.39513490
279.271530
6.538515
0.466918
0.84123295
1.640164
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