2018 HM2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2334308202 ± 8.03e-01
Semi-major axis (a)0.8374182894 AU ± 2.36e+00
Inclination (i)10.87931851° ± 8.26e+01
Long. of Asc. Node (Ω)40.69230088° ± 2.77e+02
Arg. of Perihelion (ω)6.71345487° ± 6.27e+02
Mean Anomaly (M)121.74753132° ± 1.17e+04
Mean Motion (n)1.2862661300°/day ± 5.43e+00
Perihelion dist (q)0.64183820 AU ± 1.93e+00
Aphelion dist (Q)1.03289440 AU ± 2.98e+00
Orbital Period0.76625480 yr ± 3.23e+00
Physical Parameters
H (abs. magnitude)23.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.304″
Uncertainty2
Orbit TypeAten
MOID0.022536 AU
Observations Used103
Oppositions1
Arc Total2018-2018
First Observation Used
Last Observation Used2018-05-15
Observations (115)
Date Type RA Dec Mag Band Observatory
2018-05-06 10:17:26 C 11 54 49.28 -27 52 48.2 q E08
2018-05-06 10:24:45 C 11 54 42.15 -27 53 15.3 q E08
2018-05-06 10:32:05 C 11 54 35.01 -27 53 42.3 q E08
2018-05-07 08:02:30 C 11 36 27.54 -29 04 59.3 U T05
2018-05-07 08:12:25 C 11 36 19.01 -29 05 24.0 U T05
2018-05-07 08:22:21 C 11 36 10.50 -29 05 49.6 U T05
2018-05-07 08:32:15 C 11 36 02.00 -29 06 14.7 U T05
2018-05-07 10:19:31 C 11 34 47.43 -29 07 41.5 q E08
2018-05-07 10:27:29 C 11 34 40.70 -29 08 02.5 q E08
2018-05-07 10:35:27 C 11 34 33.98 -29 08 23.7 q E08
2018-05-08 05:07:56 C 11 21 00.77 -29 55 12.1 U V06
2018-05-08 05:08:30 C 11 21 00.39 -29 55 13.0 U V06
2018-05-08 05:08:46 C 11 21 00.18 -29 55 13.7 U V06
2018-05-15 03:28:37 C 10 10 08.20 -32 13 12.6 U I52
2018-05-15 03:37:44 C 10 10 05.52 -32 13 14.0 U I52