2018 HN

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2995876000
Semi-major axis (a)1.2224821000 AU
Inclination (i)9.30437000°
Long. of Asc. Node (Ω)205.05879000°
Arg. of Perihelion (ω)77.56059000°
Mean Anomaly (M)178.79966000°
Mean Motion (n)0.7291893000°/day
Perihelion dist (q)0.85624160 AU
Aphelion dist (Q)1.58872260 AU
Orbital Period1.35164850 yr
Physical Parameters
H (abs. magnitude)24.96
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.780″
Uncertainty6
Orbit TypeApollo
MOID0.020370 AU
Observations Used185
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-04-21
Observations (186)
Date Type RA Dec Mag Band Observatory
2018-04-18 19:52:50 C 13 55 31.36 +10 07 29.0 U G34
2018-04-18 19:54:42 C 13 55 32.24 +10 08 10.6 U G34
2018-04-18 19:55:44 C 13 55 33.50 +10 08 35.9 U K74
2018-04-18 19:57:24 C 13 55 34.59 +10 09 12.3 q A17
2018-04-18 20:00:19 C 13 55 34.98 +10 10 16.1 U G34
2018-04-18 20:02:28 C 13 55 37.94 +10 11 31.3 18.3 U 104
2018-04-18 20:03:17 C 13 55 37.17 +10 11 24.4 U K74
2018-04-18 20:05:29 C 13 55 39.41 +10 12 39.0 18.0 U 104
2018-04-18 20:06:19 C 13 55 38.67 +10 12 32.1 U K74
2018-04-18 20:06:51 C 13 55 39.22 +10 12 44.1 q A17
2018-04-18 20:36:04 C 13 55 54.07 +10 24 05.1 U 160
2018-04-18 20:38:23 C 13 55 55.24 +10 24 57.5 U 160
2018-04-18 20:39:33 C 13 55 55.78 +10 25 24.1 U 160
2018-04-18 20:40:43 C 13 55 56.37 +10 25 50.3 U 160
2018-04-18 20:43:05 C 13 55 57.54 +10 26 44.2 U 160
2018-04-18 20:46:02 C 13 55 58.96 +10 27 49.8 16.6 U K63
2018-04-18 20:49:08 C 13 55 59.43 +10 28 51.5 q 595
2018-04-18 20:51:30 C 13 56 01.54 +10 29 51.5 17.0 U K63
2018-04-18 20:54:03 C 13 56 01.79 +10 30 42.1 q 595
2018-04-18 20:57:05 C 13 56 04.24 +10 31 56.4 16.3 U K63
2018-04-18 20:58:57 C 13 56 04.14 +10 32 32.1 q 595
2018-04-18 21:01:06 C 13 56 06.99 +10 32 50.1 U J95
2018-04-18 21:03:52 C 13 56 06.49 +10 34 23.6 q 595
2018-04-18 21:04:13 C 13 56 08.53 +10 34 00.3 U J95
2018-04-18 21:07:23 C 13 56 10.08 +10 35 11.8 U J95
2018-04-18 21:08:46 C 13 56 08.82 +10 36 14.5 q 595
2018-04-18 21:12:47 C 13 56 10.74 +10 37 47.3 S L01
2018-04-18 21:13:39 C 13 56 11.15 +10 38 07.8 S L01
2018-04-18 21:14:17 C 13 56 11.44 +10 38 22.0 S L01
2018-04-18 21:14:44 C 13 56 11.68 +10 38 32.1 S L01
2018-04-18 21:25:27 C 13 56 15.95 +10 42 19.2 S C47
2018-04-18 21:31:11 C 13 56 18.69 +10 44 28.7 S C47
2018-04-18 21:36:55 C 13 56 21.42 +10 46 38.6 S C47
2018-04-18 21:42:39 C 13 56 24.16 +10 48 48.5 S C47
2018-04-18 21:48:43 C 13 56 27.06 +10 51 06.2 S C47
2018-04-18 21:58:43 C 13 56 42.42 +10 56 21.8 U G40
2018-04-18 22:06:51 C 13 56 46.43 +10 59 27.3 U G40
2018-04-18 22:14:07 C 13 56 49.85 +11 02 14.3 U G40
2018-04-18 22:32:21 C 13 56 49.77 +11 07 55.0 U 203
2018-04-18 22:42:08 C 13 56 55.48 +11 11 46.9 q C95
2018-04-18 22:50:37 C 13 56 58.50 +11 14 54.1 U 203
2018-04-18 22:53:14 C 13 57 00.72 +11 16 01.5 q C95
2018-04-18 23:02:24 C 13 57 06.14 +11 18 56.4 U Z80
2018-04-18 23:04:19 C 13 57 06.04 +11 20 16.9 q C95
2018-04-18 23:08:54 C 13 57 09.35 +11 21 25.4 U Z80
2018-04-18 23:11:36 C 13 57 08.55 +11 22 56.5 U 203
2018-04-18 23:15:25 C 13 57 11.34 +11 24 32.2 q C95
2018-04-18 23:16:49 C 13 57 13.27 +11 24 28.7 U Z80
2018-04-18 23:24:46 C 13 57 17.10 +11 27 31.7 U Z80
2018-04-18 23:35:09 C 13 57 19.19 +11 31 36.2 S 033