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
2018-04-27 00:41:30 C 16 47 56.83 +16 49 12.0 V 950
2018-04-28 00:54:52 C 16 47 37.32 +14 32 16.4 V 950
2018-04-29 06:48:48 C 16 47 12.25 +12 06 49.2 o 695
2018-04-29 06:59:19 C 16 47 11.89 +12 06 02.5 o 695
2018-05-04 09:10:02 C 16 45 05.69 +05 11 19.6 o 291
2018-05-04 09:24:56 C 16 45 05.14 +05 10 41.1 o 291
2018-05-04 09:39:51 C 16 45 04.53 +05 10 02.6 o 291
2018-05-05 07:45:05 C 16 44 41.14 +04 15 33.9 o 291
2018-05-05 07:53:22 C 16 44 40.81 +04 15 14.9 o 291
2018-05-05 08:01:38 C 16 44 40.50 +04 14 55.4 o 291
2018-05-06 10:19:37 C 16 44 06.11 +03 15 38.2 V H01
2018-05-06 10:25:15 C 16 44 05.91 +03 15 26.1 V H01
2018-05-06 10:43:02 C 16 44 05.27 +03 14 47.8 V H01
2018-05-06 10:49:21 C 16 44 05.04 +03 14 34.2 V H01
2018-05-07 09:31:41 C 16 43 37.90 +02 27 45.9 o 711
2018-05-07 09:37:20 C 16 43 37.66 +02 27 35.4 o 711
2018-05-07 09:43:05 C 16 43 37.45 +02 27 23.9 o 711
2018-05-08 11:05:11 C 16 43 07.120 +01 39 14.66 V T12
2018-05-08 11:06:42 C 16 43 07.056 +01 39 11.91 V T12
2018-05-09 07:25:33 C 16 42 40.92 +01 02 58.6 U I52
2018-05-09 07:31:25 C 16 42 40.72 +01 02 48.0 U I52
2018-05-09 07:36:28 C 16 42 40.54 +01 02 39.5 o 291
2018-05-09 07:37:17 C 16 42 40.51 +01 02 37.4 U I52
2018-05-09 07:39:42 C 16 42 40.43 +01 02 34.2 o 291
2018-05-09 07:42:56 C 16 42 40.34 +01 02 29.0 o 291
2018-05-09 09:06:19 C 16 42 36.93 +01 00 03.8 V H01
2018-05-09 09:17:11 C 16 42 36.52 +00 59 45.1 V H01
2018-05-09 09:28:00 C 16 42 36.11 +00 59 26.7 V H01
2018-05-09 09:38:52 C 16 42 35.71 +00 59 08.1 V H01
2018-05-09 23:53:04 C 16 42 19.978 +00 35 24.84 V J04
2018-05-10 08:11:00 C 16 42 07.03 +00 21 54.4 U I52
2018-05-10 08:15:46 C 16 42 06.91 +00 21 46.9 U I52
2018-05-10 08:20:32 C 16 42 06.77 +00 21 39.9 U I52
2018-05-10 08:25:19 C 16 42 06.58 +00 21 32.6 U I52
2018-05-10 09:06:27 C 16 42 05.00 +00 20 27.7 o 291
2018-05-10 09:11:49 C 16 42 04.81 +00 20 19.0 o 291
2018-05-10 09:17:11 C 16 42 04.62 +00 20 10.0 o 291
2018-05-10 22:57:35 C 16 41 49.194 -00 01 10.00 V J04
2018-05-10 23:29:18 C 16 41 48.170 -00 01 58.38 V J04
2018-05-14 05:49:50 C 16 39 58.79 -01 50 38.1 o 291
2018-05-14 06:12:30 C 16 39 58.05 -01 51 07.1 o 291
2018-05-15 01:33:37 C 16 39 30.815 -02 14 20.03 V Y28
2018-05-15 01:39:50 C 16 39 30.598 -02 14 27.33 V Y28
2018-05-15 01:46:00 C 16 39 30.359 -02 14 35.06 V Y28
2018-05-15 11:56:01 C 16 39 14.025 -02 27 04.60 V T12
2018-05-16 11:44:19 C 16 38 40.655 -02 54 20.55 V T12
2018-05-16 11:49:59 C 16 38 40.452 -02 54 26.87 V T12
2018-05-17 04:44:46 C 16 38 18.36 -03 13 13.6 u H21
2018-05-17 05:04:22 C 16 38 17.71 -03 13 35.0 u H21
2018-05-17 05:39:11 C 16 38 16.57 -03 14 12.4 u H21