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 23:37:39 C 13 57 20.41 +11 32 33.7 S 033
2018-04-18 23:40:07 C 13 57 21.62 +11 33 31.0 S 033
2018-04-18 23:42:37 C 13 57 22.84 +11 34 28.6 S 033
2018-04-19 01:16:44 C 13 58 09.71 +12 11 23.9 U 204
2018-04-19 01:22:22 C 13 58 12.54 +12 13 36.6 U 204
2018-04-19 01:27:57 C 13 58 15.34 +12 15 47.4 U 204
2018-04-19 02:10:17 C 13 59 02.12 +12 33 09.8 U W34
2018-04-19 02:35:19 C 13 59 15.15 +12 43 10.0 U W34
2018-04-19 02:50:06 C 13 59 19.67 +12 48 39.0 S 932
2018-04-19 02:56:42 C 13 59 26.22 +12 51 44.8 U W34
2018-04-19 02:57:34 C 13 59 23.51 +12 51 38.3 S 932
2018-04-19 03:12:59 C 13 59 31.41 +12 57 50.7 S 932
2018-04-19 03:33:24 C 13 59 41.91 +13 06 05.5 S 932
2018-04-19 04:09:39 C 14 00 11.85 +13 21 11.9 U I52
2018-04-19 04:09:50 C 14 00 11.97 +13 21 16.6 U I52
2018-04-19 04:10:00 C 14 00 12.03 +13 21 21.0 U I52
2018-04-19 04:10:11 C 14 00 12.13 +13 21 25.3 U I52
2018-04-19 12:01:56 C 14 05 06.60 +16 40 28.2 r P93
2018-04-19 12:11:10 C 14 05 12.19 +16 44 34.5 r P93
2018-04-19 12:13:00 C 14 05 13.29 +16 45 23.2 r P93
2018-04-19 12:14:49 C 14 05 14.39 +16 46 11.8 r P93
2018-04-19 19:38:21 C 14 10 25.34 +20 07 33.7 q 246
2018-04-19 19:38:42 C 14 10 25.57 +20 07 43.5 q 246
2018-04-19 19:38:51 C 14 10 25.69 +20 07 47.4 q 246
2018-04-19 19:39:35 C 14 10 26.20 +20 08 10.2 q 246
2018-04-19 19:39:44 C 14 10 26.40 +20 08 14.2 q 246
2018-04-19 19:39:53 C 14 10 26.49 +20 08 18.3 q 246
2018-04-19 19:45:55 C 14 10 30.50 +20 10 58.2 S 033
2018-04-19 19:46:50 C 14 10 31.13 +20 11 23.8 S 033
2018-04-19 19:47:43 C 14 10 31.78 +20 11 50.3 S 033
2018-04-19 19:48:38 C 14 10 32.42 +20 12 16.3 S 033
2018-04-19 19:49:33 C 14 10 33.06 +20 12 42.3 S 033
2018-04-19 19:53:59 C 14 10 38.06 +20 15 11.5 U 587
2018-04-19 19:54:02 C 14 10 38.76 +20 15 16.9 q C77
2018-04-19 20:01:01 C 14 10 43.05 +20 18 34.5 U 587
2018-04-19 20:04:08 C 14 10 45.99 +20 20 10.2 q C77
2018-04-19 20:07:22 C 14 10 47.49 +20 21 37.8 U 587
2018-04-19 20:09:10 C 14 10 49.52 +20 22 36.0 q C77
2018-04-19 20:32:50 C 14 11 03.52 +20 33 38.7 q K61
2018-04-19 20:33:21 C 14 11 03.89 +20 33 53.5 q K61
2018-04-19 20:33:57 C 14 11 04.31 +20 34 10.9 q K61
2018-04-19 20:34:28 C 14 11 04.69 +20 34 25.7 q K61
2018-04-19 20:35:15 C 14 11 05.27 +20 34 47.7 q K61
2018-04-19 20:42:10 C 14 11 12.06 +20 38 37.5 U 160
2018-04-19 20:44:09 C 14 11 13.45 +20 39 35.6 U 160
2018-04-19 20:45:11 C 14 11 14.17 +20 40 05.3 U 160
2018-04-19 20:46:11 C 14 11 14.85 +20 40 34.0 U 160
2018-04-19 20:47:43 C 14 11 18.22 +20 41 01.1 q I93
2018-04-19 20:48:14 C 14 11 16.29 +20 41 34.0 U 160
2018-04-19 20:56:02 C 14 11 24.15 +20 45 03.4 q I93