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
2001-02-22 10:57:12 C 15 12 33.14 -15 34 26.0 18.8 c 704
2001-02-22 11:18:07 C 15 12 33.51 -15 34 29.6 19.0 c 704
2001-02-22 11:38:55 C 15 12 33.76 -15 34 32.6 19.5 c 704
2001-02-22 12:20:33 C 15 12 34.53 -15 34 37.4 19.9 c 704
2001-04-14 14:42:12 C 14 47 17.11 -15 53 45.0 c 608
2001-04-14 14:56:45 C 14 47 16.32 -15 53 42.5 c 608
2001-04-14 15:11:53 C 14 47 15.59 -15 53 41.1 c 608
2001-04-24 07:58:07 C 14 34 58.45 -15 24 34.7 291
2001-04-24 08:30:11 C 14 34 56.70 -15 24 30.3 291
2001-04-24 09:01:23 C 14 34 54.99 -15 24 26.1 291
2001-04-24 11:16:09 C 14 34 47.84 -15 24 05.3 19.5 c 608
2001-04-24 11:31:26 C 14 34 47.00 -15 24 03.3 19.4 c 608
2001-04-24 11:47:21 C 14 34 46.12 -15 24 01.3 19.5 c 608
2001-04-24 21:19:11 C 14 34 15.94 -15 22 46.5 046
2001-04-24 21:23:11 C 14 34 15.75 -15 22 45.8 046
2001-04-24 21:28:05 C 14 34 15.51 -15 22 45.8 046
2001-04-24 21:30:06 C 14 34 15.36 -15 22 44.6 046
2001-04-24 23:16:34 C 14 34 09.57 -15 22 30.8 557
2001-04-24 23:24:18 C 14 34 09.15 -15 22 29.7 557
2001-04-24 23:32:46 C 14 34 08.67 -15 22 28.7 557
2001-04-25 06:11:23 C 14 33 47.49 -15 21 33.3 918
2001-04-25 06:21:28 C 14 33 47.08 -15 21 31.9 918
2001-04-25 06:27:49 C 14 33 46.74 -15 21 31.2 918
2001-04-26 06:44:42 C 14 32 29.52 -15 18 09.8 649
2001-04-26 06:55:59 C 14 32 28.88 -15 18 07.7 649
2001-04-26 07:09:54 C 14 32 28.11 -15 18 05.8 649
2001-04-26 10:19:20 C 14 32 18.47 -15 17 32.2 18.7 422
2001-04-26 10:20:23 C 14 32 18.41 -15 17 32.2 18.9 422
2001-04-26 10:26:11 C 14 32 18.14 -15 17 31.0 19.3 422
2001-04-26 21:55:39 C 14 31 41.55 -15 16 04.4 118
2001-04-26 21:57:23 C 14 31 41.44 -15 16 03.5 118
2001-04-26 22:02:21 C 14 31 41.15 -15 16 03.3 118
2001-04-26 23:29:40 C 14 31 36.45 -15 15 50.8 046
2001-04-26 23:31:58 C 14 31 36.31 -15 15 49.8 046
2001-04-26 23:33:55 C 14 31 36.22 -15 15 49.6 046
2001-04-26 23:35:51 C 14 31 36.14 -15 15 49.1 046
2001-04-26 23:37:47 C 14 31 35.98 -15 15 49.4 046
2001-04-26 23:39:46 C 14 31 35.94 -15 15 49.1 046
2001-04-27 06:04:11 C 14 31 15.83 -15 14 54.0 18.5 c 704
2001-04-27 06:23:23 C 14 31 14.82 -15 14 51.0 19.0 c 704
2001-04-27 06:42:17 C 14 31 13.72 -15 14 50.1 19.0 c 704
2001-04-27 07:00:59 C 14 31 12.79 -15 14 46.9 19.0 c 704
2001-04-27 08:21:08 C 14 31 08.45 -15 14 35.5 d 691
2001-04-27 08:52:00 C 14 31 06.78 -15 14 31.2 d 691
2001-04-27 09:23:05 C 14 31 05.08 -15 14 26.8 d 691
2001-04-28 06:49:20 C 14 29 57.90 -15 11 26.8 651
2001-04-28 06:57:08 C 14 29 57.46 -15 11 26.6 651
2001-04-28 07:04:35 C 14 29 57.30 -15 11 23.5 651
2001-04-28 07:27:46 C 14 29 55.92 -15 11 21.2 926
2001-04-28 07:38:16 C 14 29 55.36 -15 11 20.1 926