2017 HJ2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5024845000
Semi-major axis (a)1.7897512000 AU
Inclination (i)7.23721000°
Long. of Asc. Node (Ω)27.88831000°
Arg. of Perihelion (ω)120.94290000°
Mean Anomaly (M)230.42464000°
Mean Motion (n)0.4116376500°/day
Perihelion dist (q)0.89042900 AU
Aphelion dist (Q)2.68907340 AU
Orbital Period2.39435750 yr
Physical Parameters
H (abs. magnitude)25.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.650″
Uncertainty6
Orbit TypeApollo
MOID0.022117 AU
Observations Used40
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-05-03
Observations (40)
Date Type RA Dec Mag Band Observatory
2017-04-20 07:33:28 C 12 10 22.461 -02 07 48.35 L F51
2017-04-20 07:51:17 C 12 10 28.811 -02 10 03.84 L F51
2017-04-20 08:09:10 C 12 10 35.201 -02 12 20.17 L F51
2017-04-21 05:29:30 C 12 18 21.09 -04 43 25.5 o 691
2017-04-21 05:37:10 C 12 18 23.50 -04 44 15.7 o 691
2017-04-21 05:44:51 C 12 18 25.90 -04 45 06.3 o 691
2017-04-21 10:01:46 C 12 19 50.164 -05 12 34.08 U 568
2017-04-21 10:03:11 C 12 19 50.598 -05 12 43.09 U 568
2017-04-21 11:12:30 C 12 20 15.78 -05 18 06.5 t 474
2017-04-21 11:15:57 C 12 20 16.82 -05 18 28.0 t 474
2017-04-21 11:19:25 C 12 20 17.91 -05 18 50.3 t 474
2017-04-21 21:07:49 C 12 23 28.59 -06 21 48.9 U 587
2017-04-21 21:30:17 C 12 23 35.09 -06 24 02.4 U 587
2017-04-21 23:13:55 C 12 24 04.89 -06 34 13.3 20.3 S 104
2017-04-21 23:26:19 C 12 24 08.48 -06 35 26.0 20.3 S 104
2017-04-21 23:44:19 C 12 24 13.65 -06 37 12.3 20.3 S 104
2017-04-22 04:01:28 C 12 25 37.65 -07 01 43.8 o 291
2017-04-22 04:08:22 C 12 25 39.55 -07 02 23.5 o 291
2017-04-22 04:10:12 C 12 25 40.00 -07 02 33.5 o 926
2017-04-22 04:15:19 C 12 25 41.46 -07 03 02.8 o 926
2017-04-22 04:20:26 C 12 25 42.84 -07 03 31.8 o 926
2017-04-22 04:49:37 C 12 25 50.41 -07 06 22.3 U H01
2017-04-22 05:00:23 C 12 25 53.37 -07 07 23.5 U H01
2017-04-22 05:13:48 C 12 25 57.04 -07 08 39.5 U H01
2017-04-22 05:21:01 C 12 25 59.02 -07 09 20.5 U H01
2017-04-22 09:21:13 C 12 27 12.01 -07 29 28.5 t 474
2017-04-22 09:24:40 C 12 27 12.96 -07 29 48.3 t 474
2017-04-22 09:28:07 C 12 27 13.86 -07 30 07.1 t 474
2017-04-23 12:26:53 C 12 34 31.66 -09 47 27.1 t 474
2017-04-23 12:32:00 C 12 34 32.88 -09 47 51.2 t 474
2017-04-23 12:37:08 C 12 34 34.08 -09 48 14.5 t 474
2017-04-24 02:44:13 C 12 38 04.40 -10 51 57.1 u 807
2017-04-24 02:49:40 C 12 38 05.55 -10 52 20.6 u 807
2017-04-24 02:55:07 C 12 38 06.73 -10 52 44.1 u 807
2017-04-25 11:04:36 C 12 45 10.07 -12 58 27.8 t 474
2017-04-25 11:07:10 C 12 45 10.53 -12 58 36.8 t 474
2017-04-25 11:09:43 C 12 45 10.95 -12 58 46.4 t 474
2017-05-03 05:04:03 C 13 12 09.29 -20 06 32.6 u 807
2017-05-03 05:17:26 C 13 12 10.52 -20 06 51.5 u 807
2017-05-03 05:30:23 C 13 12 11.72 -20 07 09.2 u 807