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 HF
31
(420591)
General information
Preliminary designation
2012 HF
31
Number
420591
Group
Apollo
Absolute magnitude
19.49
Approximate diameter (m)
340
Approximate mass (kg)
6.95·10
10
Number of observations
175
Arc length (days)
9151
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
1.704543
a
– orbit major semiaxis (astronomical units)
1.55369300
e
– orbit eccentricity
0.44253900
ω
– orbit ascending node-perihelion angle (degrees)
30.370198
Ω
– longitude of orbit ascending node (degrees)
325.710226
i
– orbit inclination to the ecliptic plane (degrees)
9.105906
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
21.621404
1.55354327
0.44199121
28.223522
327.367488
9.187354
0.86689080
1.936358
01/21/1858
17.332438
1.55340846
0.44214902
28.544217
327.131236
9.180789
0.86657044
1.936106
01/29/1887
13.349068
1.55322861
0.44230899
28.882547
326.899419
9.164426
0.86622164
1.935770
02/07/1916
8.868386
1.55368107
0.44250097
29.171733
326.657544
9.151209
0.86617569
1.936616
02/14/1945
3.745163
1.55337392
0.44265086
29.473355
326.415325
9.144491
0.86577163
1.936041
02/22/1974
359.855400
1.55329740
0.44247072
29.818872
326.158452
9.128633
0.86600878
1.935898
03/02/2003
355.461780
1.55354459
0.44254105
30.097442
325.935986
9.114635
0.86603733
1.936360
03/09/2032
350.325932
1.55376168
0.44257735
30.454368
325.655118
9.101674
0.86610195
1.936766
03/17/2061
345.595028
1.55316860
0.44235203
30.798759
325.410585
9.092825
0.86612132
1.935658
03/25/2090
342.276408
1.55349677
0.44256107
31.167984
325.154657
9.073341
0.86597957
1.936271
04/03/2119
337.548958
1.55360813
0.44273457
31.455962
324.918211
9.064166
0.86577211
1.936479
04/10/2148
332.722001
1.55318974
0.44281415
31.846074
324.643591
9.053470
0.86541534
1.935697
04/18/2177
329.024429
1.55320014
0.44295987
32.132882
324.414253
9.041564
0.86519481
1.935716
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