2012 HM

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1975731000
Semi-major axis (a)1.1752791000 AU
Inclination (i)7.14727000°
Long. of Asc. Node (Ω)38.99602000°
Arg. of Perihelion (ω)230.24086000°
Mean Anomaly (M)198.11101000°
Mean Motion (n)0.7735574400°/day
Perihelion dist (q)0.94307560 AU
Aphelion dist (Q)1.40748260 AU
Orbital Period1.27412350 yr
Physical Parameters
H (abs. magnitude)24.11
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.500″
Uncertainty0
Orbit TypeApollo
MOID0.003083 AU
Observations Used518
Radar Obs Used3
Oppositions2
Arc Total2012-2026
First Observation Used
Last Observation Used2026-03-09
Observations (524)
Date Type RA Dec Mag Band Observatory
2012-04-26 02:58:31 C 13 16 48.22 +47 32 19.0 u I27
2012-04-26 02:59:04 C 13 16 47.37 +47 32 30.6 u I27
2012-04-26 02:59:38 C 13 16 46.52 +47 32 42.0 u I27
2012-04-26 03:00:12 C 13 16 45.67 +47 32 53.7 u I27
2012-04-26 03:00:45 C 13 16 44.81 +47 33 04.6 u I27
2012-04-26 03:01:21 C 13 16 43.90 +47 33 16.8 u I27
2012-04-26 03:01:54 C 13 16 43.06 +47 33 27.9 u I27
2012-04-26 03:02:27 C 13 16 42.19 +47 33 39.2 u I27
2012-04-26 03:03:00 C 13 16 41.35 +47 33 50.6 u I27
2012-04-26 03:03:35 C 13 16 40.47 +47 34 02.0 u I27
2012-04-26 03:04:08 C 13 16 39.63 +47 34 13.6 u I27
2012-04-26 03:04:41 C 13 16 38.77 +47 34 25.0 u I27
2012-04-26 03:05:16 C 13 16 37.93 +47 34 36.3 u I27
2012-04-26 03:05:49 C 13 16 37.08 +47 34 47.5 u I27
2012-04-26 03:06:22 C 13 16 36.17 +47 34 59.0 u I27
2012-04-26 03:06:57 C 13 16 35.32 +47 35 10.3 u I27
2012-04-26 03:07:31 C 13 16 34.44 +47 35 21.8 u I27
2012-04-26 03:08:03 C 13 16 33.56 +47 35 32.9 u I27
2012-04-26 03:08:38 C 13 16 32.73 +47 35 44.6 u I27
2012-04-26 03:09:11 C 13 16 31.87 +47 35 55.9 u I27
2012-04-26 03:09:44 C 13 16 30.99 +47 36 07.2 u I27
2012-04-26 03:10:18 C 13 16 30.14 +47 36 18.6 u I27
2012-04-26 03:10:53 C 13 16 29.29 +47 36 29.7 u I27
2012-04-26 03:11:26 C 13 16 28.39 +47 36 41.7 u I27
2012-04-26 03:11:59 C 13 16 27.53 +47 36 52.7 u I27
2012-04-26 03:12:33 C 13 16 26.70 +47 37 04.3 u I27
2012-04-26 03:13:07 C 13 16 25.80 +47 37 15.5 u I27
2012-04-26 03:13:40 C 13 16 24.89 +47 37 26.9 u I27
2012-04-26 07:32:28 C 13 10 54.80 +49 14 15.5 t F65
2012-04-26 07:32:59 C 13 10 53.80 +49 14 28.1 t F65
2012-04-26 07:33:28 C 13 10 52.88 +49 14 39.6 t F65
2012-04-26 07:33:56 C 13 10 51.99 +49 14 50.9 t F65
2012-04-26 07:34:26 C 13 10 51.04 +49 15 02.7 t F65
2012-04-26 07:34:55 C 13 10 50.11 +49 15 14.4 t F65
2012-04-26 07:35:24 C 13 10 49.19 +49 15 25.7 t F65
2012-04-26 07:35:54 C 13 10 48.23 +49 15 37.8 t F65
2012-04-26 07:36:23 C 13 10 47.31 +49 15 49.3 t F65
2012-04-26 07:36:52 C 13 10 46.35 +49 16 01.0 t F65
2012-04-26 07:37:22 C 13 10 45.41 +49 16 12.9 t F65
2012-04-26 07:37:52 C 13 10 44.45 +49 16 24.9 t F65
2012-04-26 07:38:22 C 13 10 43.49 +49 16 36.8 t F65
2012-04-26 07:38:51 C 13 10 42.58 +49 16 48.4 t F65
2012-04-26 07:39:21 C 13 10 41.59 +49 17 00.4 t F65
2012-04-26 07:39:51 C 13 10 40.65 +49 17 12.3 t F65
2012-04-26 07:40:21 C 13 10 39.67 +49 17 24.3 t F65
2012-04-26 07:40:50 C 13 10 38.78 +49 17 35.6 t F65
2012-04-26 07:41:20 C 13 10 37.80 +49 17 47.5 t F65
2012-04-26 07:41:49 C 13 10 36.86 +49 17 59.3 t F65
2012-04-26 07:42:19 C 13 10 35.90 +49 18 11.0 t F65
2012-04-26 07:42:47 C 13 10 35.00 +49 18 22.2 t F65
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-04-27 22:00:00 172250.326 0.4 Hz 8560 -13 -14
2012-04-27 22:30:00 165805.485 0.2 Hz 8560 -13 -14
2012-04-27 23:10:00 156627.793 0.1 Hz 8560 -13 -14
Station codes
-14 DSS-14 Goldstone (70-m) -13 DSS-13 Goldstone (34-m)