162900 (2001 HG31)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5356275917 ± 1.39e-08
Semi-major axis (a)2.5762499943 AU ± 7.82e-09
Inclination (i)6.15830412° ± 1.96e-06
Long. of Asc. Node (Ω)36.49521184° ± 1.24e-05
Arg. of Perihelion (ω)67.43077182° ± 1.31e-05
Mean Anomaly (M)21.59379751° ± 7.64e-06
Mean Motion (n)0.2383582951°/day ± 1.08e-09
Perihelion dist (q)1.19633941 AU ± 3.60e-08
Aphelion dist (Q)3.95616057 AU ± 3.78e-08
Orbital Period4.13506181 yr ± 1.88e-08
Physical Parameters
H (abs. magnitude)15.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.328″
Uncertainty0
Orbit TypeAmor
MOID0.237643 AU
Observations Used1231
Oppositions18
Arc Total2001-2025
First Observation Used2001-02-22
Last Observation Used2025-12-30
Observations (1309)
Date Type RA Dec Mag Band Observatory
2005-04-01 00:12:49 C 13 02 27.45 -00 39 59.4 o 084
2005-04-01 22:17:50 C 13 01 14.69 -00 38 26.4 o A62
2005-04-01 22:22:23 C 13 01 14.43 -00 38 26.1 o A62
2005-04-01 22:24:52 C 13 01 14.27 -00 38 26.0 o A62
2005-04-01 22:27:21 C 13 01 14.14 -00 38 25.9 o A62
2005-04-01 22:29:49 C 13 01 14.00 -00 38 25.5 o A62
2005-04-01 22:32:18 C 13 01 13.86 -00 38 25.3 o A62
2005-04-01 22:34:46 C 13 01 13.72 -00 38 25.1 o A62
2005-04-01 22:37:14 C 13 01 13.59 -00 38 25.0 o A62
2005-04-01 22:39:43 C 13 01 13.46 -00 38 24.9 o A62
2005-04-01 22:42:11 C 13 01 13.31 -00 38 24.8 o A62
2005-04-01 22:44:40 C 13 01 13.17 -00 38 24.5 o A62
2005-04-01 22:45:42 C 13 01 13.11 -00 38 24.5 o A62
2005-04-02 21:58:05 C 12 59 57.10 -00 36 53.1 o A62
2005-04-02 22:00:08 C 12 59 57.00 -00 36 53.0 o A62
2005-04-02 22:02:13 C 12 59 56.88 -00 36 52.9 o A62
2005-04-02 22:04:57 C 12 59 56.73 -00 36 52.4 o A62
2005-04-02 22:07:41 C 12 59 56.58 -00 36 52.4 o A62
2005-04-02 22:10:23 C 12 59 56.44 -00 36 52.6 c 127
2005-04-02 22:10:26 C 12 59 56.42 -00 36 52.2 o A62
2005-04-02 22:12:31 C 12 59 56.30 -00 36 52.0 o A62
2005-04-02 22:14:35 C 12 59 56.19 -00 36 52.2 o A62
2005-04-02 22:17:19 C 12 59 56.04 -00 36 52.0 o A62
2005-04-02 22:20:04 C 12 59 55.88 -00 36 52.0 o A62
2005-04-02 22:22:39 C 12 59 55.77 -00 36 52.1 c 127
2005-04-02 22:22:48 C 12 59 55.73 -00 36 51.7 o A62
2005-04-02 22:24:52 C 12 59 55.61 -00 36 51.5 o A62
2005-04-02 22:26:55 C 12 59 55.51 -00 36 51.7 o A62
2005-04-02 22:27:58 C 12 59 55.45 -00 36 51.4 o A62
2005-04-02 22:29:00 C 12 59 55.39 -00 36 51.6 o A62
2005-04-02 22:30:33 C 12 59 55.33 -00 36 51.5 c 127
2005-04-02 22:38:22 C 12 59 54.87 -00 36 51.0 c 127
2005-04-03 23:49:29 C 12 58 32.98 -00 35 18.7 o 084
2005-04-03 23:54:07 C 12 58 32.74 -00 35 18.5 o 084
2005-04-04 07:58:29 C 12 58 06.88 -00 34 47.1 r 703
2005-04-04 08:10:07 C 12 58 06.24 -00 34 46.2 r 703
2005-04-04 08:21:47 C 12 58 05.55 -00 34 45.6 r 703
2005-04-04 08:33:25 C 12 58 04.94 -00 34 44.9 r 703
2005-04-04 15:05:42 C 12 57 44.20 -00 34 22.9 m 355
2005-04-04 15:09:49 C 12 57 43.89 -00 34 23.3 m 355
2005-04-04 15:13:46 C 12 57 43.65 -00 34 22.7 m 355
2005-04-04 15:26:01 C 12 57 43.06 -00 34 21.4 m 355
2005-04-04 15:37:56 C 12 57 42.35 -00 34 21.1 r 379
2005-04-04 15:44:23 C 12 57 42.05 -00 34 20.2 r 379
2005-04-04 15:50:50 C 12 57 41.66 -00 34 20.5 r 379
2005-04-04 23:50:58 C 12 57 16.20 -00 33 56.3 o 084
2005-04-04 23:55:36 C 12 57 15.94 -00 33 55.9 o 084
2005-04-05 05:34:17 C 12 56 58.47 -00 33 34.7 o 699
2005-04-05 05:57:41 C 12 56 57.20 -00 33 33.5 o 699
2005-04-05 06:21:05 C 12 56 55.91 -00 33 32.3 o 699