IAA RAS IAA Minor Planet Database

2018 HU

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3638799089 ± 8.79e-05
Semi-major axis (a)0.8146535834 AU ± 2.42e-05
Inclination (i)10.71438685° ± 3.97e-03
Long. of Asc. Node (Ω)33.27998614° ± 3.42e-05
Arg. of Perihelion (ω)28.27885518° ± 3.21e-04
Mean Anomaly (M)234.19832052° ± 1.61e-01
Mean Motion (n)1.3404567867°/day ± 5.98e-05
Perihelion dist (q)0.51821751 AU ± 7.32e-05
Aphelion dist (Q)1.11108966 AU ± 7.88e-05
Orbital Period0.73529135 yr ± 3.28e-05
Physical Parameters
H (abs. magnitude)25.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.425″
Uncertainty3
Orbit TypeAten
MOID0.019880 AU
Observations Used136
Oppositions1
Arc Total2018-2018
First Observation Used2018-04-20
Last Observation Used2018-05-04
Observations (136)
Date Type RA Dec Mag Band Observatory
2018-04-20 20:37:51 C 13 35 43.15 +19 51 59.6 – S C43
2018-04-20 20:40:47 C 13 35 38.29 +19 51 04.1 – S C43
2018-04-20 20:41:08 C 13 35 41.25 +19 50 43.3 – U J95
2018-04-20 20:43:44 C 13 35 33.38 +19 50 08.6 – S C43
2018-04-20 20:44:44 C 13 35 32.25 +19 49 57.3 – q K61
2018-04-20 20:45:51 C 13 35 30.40 +19 49 36.1 – q K61
2018-04-20 20:46:05 C 13 35 32.05 +19 49 49.9 – U 204
2018-04-20 20:46:41 C 13 35 28.57 +19 49 13.3 – S C43
2018-04-20 20:47:04 C 13 35 28.38 +19 49 13.5 – q K61
2018-04-20 20:48:42 C 13 35 25.68 +19 48 42.7 – q K61
2018-04-20 20:53:31 C 13 35 17.70 +19 47 06.5 – U 113
2018-04-20 20:57:15 C 13 35 13.53 +19 46 19.6 – U 204
2018-04-20 21:03:28 C 13 35 01.33 +19 43 57.9 – U 113
2018-04-20 21:05:35 C 13 34 58.70 +19 43 23.1 – U K87
2018-04-20 21:06:52 C 13 34 56.57 +19 42 58.6 – U K87
2018-04-20 21:07:37 C 13 34 55.35 +19 42 44.7 – U K87
2018-04-20 21:13:26 C 13 34 44.88 +19 40 52.5 – U 113
2018-04-20 21:23:23 C 13 34 28.51 +19 37 44.5 – U 113
2018-04-20 21:40:19 C 13 34 01.65 +19 32 29.8 – U K87
2018-04-20 21:42:08 C 13 33 58.71 +19 31 55.7 – U K87
2018-04-20 21:43:56 C 13 33 55.69 +19 31 21.9 – U K87
2018-04-20 22:10:17 C 13 33 16.20 +19 23 32.9 – q I93
2018-04-20 22:14:42 C 13 33 08.99 +19 22 10.9 – q I93
2018-04-20 22:18:47 C 13 33 02.29 +19 20 54.5 – q I93
2018-04-20 22:20:40 C 13 32 55.67 +19 19 52.9 – U K87
2018-04-20 22:22:29 C 13 32 52.70 +19 19 18.7 – U K87
2018-04-20 22:24:13 C 13 32 49.91 +19 18 46.2 – U K87
2018-04-20 22:26:02 C 13 32 46.96 +19 18 12.3 – U K87
2018-04-20 22:27:51 C 13 32 44.02 +19 17 38.4 – U K87
2018-04-20 22:29:40 C 13 32 41.07 +19 17 04.7 – U K87
2018-04-20 22:31:28 C 13 32 38.12 +19 16 30.8 – U K87
2018-04-20 22:32:12 C 13 32 36.95 +19 16 17.3 – U K87
2018-04-20 22:32:13 C 13 32 37.07 +19 16 49.3 18.2 U K63
2018-04-20 22:35:43 C 13 32 31.33 +19 15 44.3 17.6 U K63
2018-04-20 22:41:49 C 13 32 21.42 +19 13 50.2 17.8 U K63
2018-04-20 22:59:02 C 13 31 53.51 +19 07 54.9 – U K87
2018-04-20 23:00:51 C 13 31 50.59 +19 07 21.2 – U K87
2018-04-20 23:02:45 C 13 31 47.52 +19 06 45.4 – U K87
2018-04-20 23:04:29 C 13 31 44.75 +19 06 12.9 – U K87
2018-04-20 23:06:23 C 13 31 41.65 +19 05 37.5 – U K87
2018-04-20 23:07:09 C 13 31 37.46 +19 05 32.1 – o K88
2018-04-20 23:08:07 C 13 31 38.89 +19 05 05.2 – U K87
2018-04-20 23:09:55 C 13 31 35.96 +19 04 30.9 – U K87
2018-04-20 23:10:39 C 13 31 34.79 +19 04 17.5 – U K87
2018-04-20 23:11:29 C 13 31 30.49 +19 04 11.1 – o K88
2018-04-20 23:15:48 C 13 31 23.55 +19 02 50.2 – o K88
2018-04-20 23:37:30 C 13 30 51.72 +18 55 56.5 – U K87
2018-04-20 23:39:19 C 13 30 48.82 +18 55 22.4 – U K87
2018-04-20 23:41:08 C 13 30 45.94 +18 54 48.8 – U K87
2018-04-20 23:42:19 C 13 30 44.04 +18 54 26.5 – U K87