2018 HY1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4950682000
Semi-major axis (a)2.0238251000 AU
Inclination (i)7.45096000°
Long. of Asc. Node (Ω)33.87548000°
Arg. of Perihelion (ω)170.84491000°
Mean Anomaly (M)229.15292000°
Mean Motion (n)0.3423297300°/day
Perihelion dist (q)1.02189370 AU
Aphelion dist (Q)3.02575650 AU
Orbital Period2.87911800 yr
Physical Parameters
H (abs. magnitude)25.38
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.560″
Uncertainty7
Orbit TypeAmor
MOID0.019524 AU
Observations Used56
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-04-26
Observations (61)
Date Type RA Dec Mag Band Observatory
2018-04-20 06:56:36 C 12 25 13.09 +22 47 11.6 V 703
2018-04-20 07:04:09 C 12 25 18.07 +22 45 14.0 V 703
2018-04-23 06:17:45 C 13 23 30.72 -00 05 23.4 U G96
2018-04-23 06:25:09 C 13 23 36.57 -00 08 06.1 U G96
2018-04-23 06:32:33 C 13 23 42.43 -00 10 50.6 U G96
2018-04-23 06:39:58 C 13 23 48.29 -00 13 33.9 U G96
2018-04-23 07:09:31 C 13 24 10.49 -00 24 35.8 U H01
2018-04-23 07:19:17 C 13 24 18.26 -00 28 11.9 U H01
2018-04-23 07:31:20 C 13 24 27.86 -00 32 38.5 U H01
2018-04-23 07:40:39 C 13 24 35.29 -00 36 04.6 U H01
2018-04-23 09:50:55 C 13 26 21.52 -01 24 01.8 U I52
2018-04-23 09:51:07 C 13 26 21.66 -01 24 05.3 U I52
2018-04-23 09:51:17 C 13 26 21.80 -01 24 09.5 U I52
2018-04-23 09:51:28 C 13 26 21.96 -01 24 13.9 U I52
2018-04-23 10:57:25 C 13 27 16.89 -01 48 34.3 U G96
2018-04-23 10:57:32 C 13 27 17.00 -01 48 37.2 U G96
2018-04-23 10:57:41 C 13 27 17.11 -01 48 40.4 U G96
2018-04-23 10:57:49 C 13 27 17.21 -01 48 43.2 U G96
2018-04-23 10:57:50 C 13 27 17.25 -01 48 43.7 U I52
2018-04-23 10:58:01 C 13 27 17.40 -01 48 47.7 U I52
2018-04-23 10:58:17 C 13 27 17.63 -01 48 53.7 U I52
2018-04-23 10:58:28 C 13 27 17.77 -01 48 57.6 U I52
2018-04-23 11:21:38 C 13 28 07.08 -01 51 18.2 U Q62
2018-04-23 11:34:24 C 13 28 17.39 -01 56 02.7 U Q62
2018-04-23 11:47:10 C 13 28 27.68 -02 00 46.5 U Q62
2018-04-23 13:21:52 C 13 29 43.48 -02 35 52.8 U Q62
2018-04-23 13:26:00 C 13 29 46.75 -02 37 25.1 U Q62
2018-04-23 13:36:33 C 13 29 55.17 -02 41 20.1 U Q62
2018-04-23 13:41:01 C 13 29 58.74 -02 42 59.4 U Q62
2018-04-23 13:46:03 C 13 30 02.73 -02 44 50.7 U Q62
2018-04-23 22:46:04 C 13 38 05.94 -06 12 14.8 q 160
2018-04-23 22:47:23 C 13 38 07.01 -06 12 44.3 q 160
2018-04-23 22:48:43 C 13 38 08.08 -06 13 14.3 q 160
2018-04-24 04:28:41 C 13 43 25.85 -08 17 42.7 U I52
2018-04-24 04:28:52 C 13 43 25.99 -08 17 46.7 U I52
2018-04-24 04:29:02 C 13 43 26.14 -08 17 50.5 U I52
2018-04-24 04:29:14 C 13 43 26.30 -08 17 54.8 U I52
2018-04-24 11:40:38 C 13 49 52.85 -10 49 12.7 q E23
2018-04-24 11:46:39 C 13 49 57.82 -10 51 23.0 q E23
2018-04-24 11:52:39 C 13 50 02.74 -10 53 34.2 q E23
2018-04-24 20:35:28 C 13 57 54.95 -14 07 58.2 o K88
2018-04-24 20:40:24 C 13 57 59.10 -14 09 43.3 o K88
2018-04-24 21:00:55 C 13 58 19.44 -14 16 48.4 U 587
2018-04-24 21:04:34 C 13 58 22.53 -14 18 05.8 U 587
2018-04-24 21:08:14 C 13 58 25.64 -14 19 23.2 U 587
2018-04-24 22:26:32 C 13 59 30.00 -14 47 01.7 q 595
2018-04-24 22:31:08 C 13 59 33.87 -14 48 38.0 q 595
2018-04-24 22:35:43 C 13 59 37.70 -14 50 15.2 q 595
2018-04-24 22:40:18 C 13 59 41.54 -14 51 52.1 q 595
2018-04-24 22:44:55 C 13 59 45.38 -14 53 28.6 q 595