2017 HX4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5020595000
Semi-major axis (a)1.7752930000 AU
Inclination (i)5.41780000°
Long. of Asc. Node (Ω)42.49748000°
Arg. of Perihelion (ω)237.33723000°
Mean Anomaly (M)204.25170000°
Mean Motion (n)0.4166764900°/day
Perihelion dist (q)0.88399030 AU
Aphelion dist (Q)2.66659570 AU
Orbital Period2.36540260 yr
Physical Parameters
H (abs. magnitude)26.20
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.380″
Uncertainty6
Orbit TypeApollo
MOID0.009763 AU
Observations Used41
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-05-04
Observations (41)
Date Type RA Dec Mag Band Observatory
2017-04-26 09:12:42 C 13 57 59.366 -02 29 59.98 L F51
2017-04-26 09:28:02 C 13 57 58.744 -02 30 19.09 L F51
2017-04-26 09:43:24 C 13 57 58.124 -02 30 38.02 L F51
2017-04-27 02:56:22 C 13 57 46.51 -02 51 43.3 u 807
2017-04-27 03:06:13 C 13 57 46.14 -02 51 57.2 u 807
2017-04-27 03:16:05 C 13 57 45.72 -02 52 10.8 u 807
2017-04-27 06:10:26 C 13 57 38.64 -02 56 18.6 U W86
2017-04-27 06:22:55 C 13 57 38.16 -02 56 36.5 U W86
2017-04-27 06:35:24 C 13 57 37.68 -02 56 54.5 U W86
2017-04-27 11:47:46 C 13 57 33.611 -03 06 10.85 U 568
2017-04-27 11:49:31 C 13 57 33.536 -03 06 13.52 U 568
2017-04-27 11:51:16 C 13 57 33.461 -03 06 16.22 U 568
2017-04-28 02:25:03 C 13 57 27.29 -03 27 59.8 u 807
2017-04-28 02:33:12 C 13 57 26.97 -03 28 13.7 u 807
2017-04-28 02:41:33 C 13 57 26.62 -03 28 27.9 u 807
2017-04-29 01:38:40 C 13 57 05.93 -04 11 47.6 u 807
2017-04-29 01:44:04 C 13 57 05.70 -04 11 59.0 u 807
2017-04-29 01:49:30 C 13 57 05.46 -04 12 10.1 u 807
2017-05-01 06:16:11 C 13 55 48.02 -06 35 55.6 u 807
2017-05-01 06:21:37 C 13 55 47.69 -06 36 14.6 u 807
2017-05-01 06:27:03 C 13 55 47.33 -06 36 33.7 u 807
2017-05-01 06:55:24 C 13 55 52.13 -06 41 14.9 o 691
2017-05-01 07:03:02 C 13 55 51.46 -06 41 44.7 o 691
2017-05-01 07:10:40 C 13 55 51.02 -06 42 09.6 o 691
2017-05-03 04:25:21 C 13 54 27.28 -10 22 49.5 o 691
2017-05-03 04:42:23 C 13 54 25.65 -10 24 42.3 o 691
2017-05-03 04:59:22 C 13 54 24.07 -10 26 35.0 o 691
2017-05-03 05:26:33 C 13 54 21.16 -10 29 37.8 q I52
2017-05-03 05:27:10 C 13 54 21.10 -10 29 41.7 q I52
2017-05-03 05:27:46 C 13 54 21.06 -10 29 46.2 q I52
2017-05-03 05:28:21 C 13 54 21.01 -10 29 50.2 q I52
2017-05-03 05:32:13 C 13 54 15.45 -10 30 36.6 U H21
2017-05-03 05:43:28 C 13 54 14.34 -10 31 51.5 20.1 U H21
2017-05-03 05:54:38 C 13 54 13.24 -10 33 05.9 19.9 U H21
2017-05-04 07:26:06 C 13 52 46.52 -14 03 18.9 t 705
2017-05-04 07:27:33 C 13 52 46.31 -14 03 34.3 t 705
2017-05-04 07:29:01 C 13 52 46.09 -14 03 49.1 t 705
2017-05-04 10:54:19 C 13 52 40.77 -14 33 41.3 U 474
2017-05-04 10:55:29 C 13 52 40.61 -14 33 54.1 U 474
2017-05-04 10:58:14 C 13 52 40.15 -14 34 23.5 U 474
2017-05-04 11:00:51 C 13 52 39.87 -14 34 52.5 U 474