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
2018-04-19 21:00:00 C 14 11 23.33 +20 46 41.6 U K87
2018-04-19 21:00:59 C 14 11 24.03 +20 47 10.3 U K87
2018-04-19 21:02:00 C 14 11 24.73 +20 47 39.3 U K87
2018-04-19 21:02:09 C 14 11 28.47 +20 48 01.2 q I93
2018-04-19 22:35:04 C 14 12 30.84 +21 33 29.8 17.6 U K63
2018-04-19 22:42:48 C 14 12 36.30 +21 37 16.2 17.3 U K63
2018-04-19 22:48:18 C 14 12 40.06 +21 39 58.0 17.6 U K63
2018-04-20 04:34:58 C 14 17 38.44 +24 33 59.1 U I52
2018-04-20 04:35:10 C 14 17 38.57 +24 34 04.7 U I52
2018-04-20 04:35:20 C 14 17 38.73 +24 34 10.0 U I52
2018-04-20 04:35:31 C 14 17 38.82 +24 34 16.1 U I52
2018-04-20 05:00:47 C 14 17 52.91 +24 47 04.0 q 734
2018-04-20 05:05:46 C 14 17 56.80 +24 49 38.9 q 734
2018-04-20 05:08:14 C 14 17 58.75 +24 50 56.3 q 734
2018-04-20 05:34:46 C 14 18 15.87 +25 05 12.6 q 850
2018-04-20 05:38:03 C 14 18 18.46 +25 06 53.9 q 850
2018-04-20 05:47:36 C 14 18 25.84 +25 11 51.2 q 850
2018-04-20 09:45:56 C 14 21 48.28 +27 17 07.3 U 703
2018-04-20 09:53:28 C 14 21 54.63 +27 21 05.9 U 703
2018-04-20 10:00:59 C 14 22 01.09 +27 25 04.9 U 703
2018-04-20 10:08:31 C 14 22 07.45 +27 29 04.6 U 703
2018-04-20 14:11:05 C 14 26 28.38 +29 40 29.6 q 900
2018-04-20 14:16:58 C 14 26 33.79 +29 43 45.1 q 900
2018-04-20 14:22:51 C 14 26 39.16 +29 47 00.5 q 900
2018-04-20 22:37:30 C 14 35 48.79 +34 23 00.1 U J69
2018-04-20 22:42:27 C 14 35 54.30 +34 25 52.3 U J69
2018-04-20 22:47:25 C 14 35 59.85 +34 28 44.6 U J69
2018-04-20 22:52:22 C 14 36 05.30 +34 31 37.3 U J69
2018-04-20 22:57:20 C 14 36 10.81 +34 34 28.9 U J69
2018-04-20 23:02:17 C 14 36 16.38 +34 37 21.1 U J69
2018-04-21 01:57:46 C 14 39 32.91 +36 18 41.3 U K87
2018-04-21 02:03:14 C 14 39 39.37 +36 21 49.5 U K87
2018-04-21 02:08:08 C 14 39 45.19 +36 24 38.7 U K87
2018-04-21 02:37:19 C 14 40 20.06 +36 41 23.9 U K87
2018-04-21 02:40:02 C 14 40 23.36 +36 42 57.6 U K87
2018-04-21 02:42:45 C 14 40 26.68 +36 44 31.3 U K87