2018 HJ2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6148695000
Semi-major axis (a)2.4895477000 AU
Inclination (i)3.12176000°
Long. of Asc. Node (Ω)168.91524000°
Arg. of Perihelion (ω)7.95654000°
Mean Anomaly (M)343.14822000°
Mean Motion (n)0.2509131300°/day
Perihelion dist (q)0.95880080 AU
Aphelion dist (Q)4.02029460 AU
Orbital Period3.92808320 yr
Physical Parameters
H (abs. magnitude)24.66
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.740″
Uncertainty6
Orbit TypeApollo
MOID0.013453 AU
Observations Used107
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-05-23
Observations (108)
Date Type RA Dec Mag Band Observatory
2018-04-23 09:51:51 C 16 48 49.52 +28 31 17.3 U 703
2018-04-23 09:59:31 C 16 48 49.09 +28 29 53.7 U 703
2018-04-23 10:07:10 C 16 48 48.77 +28 28 31.9 U 703
2018-04-23 10:14:51 C 16 48 48.14 +28 27 12.3 U 703
2018-04-23 10:59:34 C 16 48 45.71 +28 19 16.0 U I52
2018-04-23 11:00:51 C 16 48 45.64 +28 19 02.0 U I52
2018-04-23 11:02:08 C 16 48 45.55 +28 18 48.3 U I52
2018-04-23 11:03:27 C 16 48 45.49 +28 18 34.5 U I52
2018-04-23 11:24:42 C 16 48 44.32 +28 14 48.3 U I52
2018-04-23 11:26:00 C 16 48 44.19 +28 14 34.4 U I52
2018-04-23 11:27:17 C 16 48 44.17 +28 14 20.8 U I52
2018-04-24 07:56:11 C 16 48 40.63 +24 52 52.4 U I52
2018-04-24 07:56:32 C 16 48 40.59 +24 52 49.0 U I52
2018-04-24 07:56:53 C 16 48 40.58 +24 52 46.4 U I52
2018-04-24 07:57:13 C 16 48 40.55 +24 52 43.4 U I52
2018-04-24 09:59:01 C 16 48 32.02 +24 34 04.8 q 734
2018-04-24 10:04:09 C 16 48 31.77 +24 33 17.9 q 734
2018-04-24 10:14:13 C 16 48 33.54 +24 32 06.6 U I52
2018-04-24 10:14:26 C 16 48 31.28 +24 31 44.7 q 734
2018-04-24 10:14:34 C 16 48 33.51 +24 32 03.4 U I52
2018-04-24 10:14:55 C 16 48 33.50 +24 32 00.2 U I52
2018-04-24 10:15:16 C 16 48 33.47 +24 31 57.4 U I52
2018-04-24 22:33:32 C 16 48 32.10 +22 44 38.5 U 587
2018-04-24 22:37:08 C 16 48 31.97 +22 44 09.4 U 587
2018-04-24 22:43:08 C 16 48 31.74 +22 43 20.4 U 587
2018-04-24 22:46:55 C 16 48 31.63 +22 42 49.5 U 587
2018-04-24 23:01:07 C 16 48 31.19 +22 40 53.4 U 587
2018-04-25 00:08:11 C 16 48 28.21 +22 31 47.6 q 595
2018-04-25 00:27:14 C 16 48 27.36 +22 29 13.8 q 595
2018-04-25 01:10:19 C 16 48 26.14 +22 23 21.6 U 204
2018-04-25 01:25:33 C 16 48 25.47 +22 21 17.9 U 204
2018-04-25 01:40:48 C 16 48 24.84 +22 19 14.6 U 204
2018-04-25 09:13:43 C 16 48 17.56 +21 19 34.1 u H21
2018-04-25 09:17:14 C 16 48 17.38 +21 19 06.8 u H21
2018-04-25 09:23:23 C 16 48 20.41 +21 18 36.5 U I52
2018-04-25 09:23:59 C 16 48 20.42 +21 18 32.6 U I52
2018-04-25 09:24:34 C 16 48 20.36 +21 18 27.0 U I52
2018-04-25 09:28:30 C 16 48 16.89 +21 17 39.3 u H21
2018-04-25 22:49:45 C 16 48 14.61 +19 38 20.7 S L01
2018-04-25 23:10:32 C 16 48 13.80 +19 35 55.3 S L01
2018-04-25 23:18:50 C 16 48 13.50 +19 34 57.3 S L01
2018-04-25 23:31:35 C 16 48 13.06 +19 33 28.2 S L01
2018-04-26 07:31:27 C 16 48 08.05 +18 38 43.7 U H01
2018-04-26 07:36:43 C 16 48 07.82 +18 38 08.5 U H01
2018-04-26 07:51:21 C 16 48 07.21 +18 36 31.5 U H01
2018-04-26 08:07:29 C 16 48 06.52 +18 34 44.4 U H01
2018-04-26 09:50:36 C 16 48 02.28 +18 23 23.3 U I52
2018-04-26 09:51:13 C 16 48 02.30 +18 23 19.0 U I52
2018-04-26 09:51:48 C 16 48 02.29 +18 23 15.6 U I52
2018-04-26 09:52:24 C 16 48 02.25 +18 23 11.1 U I52