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
2018-04-28 00:08:17 C 16 06 14.60 +03 38 05.3 q 595
2018-04-28 00:11:58 C 16 06 10.21 +03 37 26.9 q 595
2018-04-28 00:15:40 C 16 06 05.82 +03 36 48.0 q 595
2018-04-28 04:03:56 C 16 02 02.51 +02 57 00.9 q 734
2018-04-28 04:05:16 C 16 02 00.92 +02 56 46.9 q 734
2018-04-28 04:06:56 C 16 01 58.97 +02 56 29.0 q 734
2018-04-28 04:08:16 C 16 01 57.40 +02 56 15.0 q 734
2018-04-28 10:07:51 C 15 54 41.12 +01 51 02.0 16.8 r 718
2018-04-28 10:09:10 C 15 54 39.48 +01 50 47.6 16.8 r 718
2018-04-28 10:10:29 C 15 54 37.82 +01 50 33.2 16.6 r 718
2018-04-28 10:11:47 C 15 54 36.24 +01 50 18.8 16.4 r 718
2018-04-28 10:13:06 C 15 54 34.58 +01 50 04.3 16.8 r 718
2018-04-28 10:15:07 C 15 54 32.04 +01 49 42.1 17.1 r 718
2018-04-28 14:05:13 C 15 50 18.22 +01 07 22.3 r P93
2018-04-28 14:08:32 C 15 50 14.04 +01 06 44.6 r P93
2018-04-28 14:11:49 C 15 50 09.88 +01 06 07.8 r P93
2018-04-28 14:12:39 C 15 50 08.80 +01 05 58.5 r P93
2018-04-28 14:28:26 C 15 49 43.97 +01 09 40.5 U Q62
2018-04-28 14:39:18 C 15 49 30.01 +01 07 37.7 U Q62
2018-04-28 14:49:56 C 15 49 16.30 +01 05 37.7 U Q62
2018-04-28 15:01:13 C 15 49 01.78 +01 03 30.3 U Q62
2018-04-28 15:23:11 C 15 48 37.91 +00 52 39.9 q 900
2018-04-28 15:28:58 C 15 48 30.47 +00 51 34.1 q 900
2018-04-28 15:34:44 C 15 48 23.02 +00 50 28.5 q 900
2018-04-28 15:40:33 C 15 48 15.55 +00 49 22.8 q 900
2018-04-29 00:21:37 C 15 37 34.07 -00 52 15.7 S C47
2018-04-29 00:29:38 C 15 37 23.53 -00 53 50.1 S C47
2018-04-29 00:30:48 C 15 37 22.02 -00 54 03.4 S C47
2018-04-29 02:04:31 C 15 35 17.55 -01 12 29.4 S 118
2018-04-29 02:09:35 C 15 35 10.85 -01 13 29.8 S 118
2018-04-29 02:14:40 C 15 35 04.18 -01 14 30.1 S 118
2018-04-29 02:19:46 C 15 34 57.42 -01 15 31.2 S 118
2018-04-29 04:03:42 C 15 33 09.05 -01 35 03.9 U W34
2018-04-29 04:14:00 C 15 32 55.25 -01 37 07.8 U W34
2018-04-29 04:26:17 C 15 32 38.74 -01 39 34.8 U W34
2018-04-29 04:33:14 C 15 32 29.45 -01 40 57.4 U W34
2018-04-29 04:47:06 C 15 32 10.76 -01 43 43.3 U W34
2018-05-02 08:45:27 C 13 48 18.38 -16 47 01.8 q E08
2018-05-02 08:57:53 C 13 48 00.70 -16 49 17.0 q E08
2018-05-02 09:10:21 C 13 47 42.94 -16 51 32.4 q E08
2018-05-02 22:03:09 C 13 29 56.26 -19 08 09.1 V J95
2018-05-02 22:37:23 C 13 29 08.03 -19 13 33.9 V J95
2018-05-02 22:55:25 C 13 28 42.62 -19 16 24.3 V J95
2018-05-02 23:05:21 C 13 28 28.63 -19 17 56.8 V J95
2018-05-04 08:08:26 C 12 47 04.73 -23 37 08.1 q E08
2018-05-04 08:20:45 C 12 46 49.53 -23 38 36.9 q E08
2018-05-04 08:33:04 C 12 46 34.33 -23 40 05.0 q E08
2018-05-04 22:58:17 C 12 29 49.57 -25 15 57.2 V J95
2018-05-04 23:03:04 C 12 29 44.03 -25 16 23.9 V J95
2018-05-04 23:07:57 C 12 29 38.40 -25 16 50.9 V J95