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
2012-04-25 04:20:06 C 13 35 56.53 +41 57 32.4 u I50
2012-04-25 04:20:17 C 13 35 56.38 +41 57 35.0 u I50
2012-04-25 04:20:32 C 13 35 56.20 +41 57 37.6 u I50
2012-04-25 04:20:46 C 13 35 56.02 +41 57 40.4 u I50
2012-04-25 04:20:59 C 13 35 55.85 +41 57 42.7 u I50
2012-04-25 04:21:11 C 13 35 55.70 +41 57 45.5 u I50
2012-04-25 04:21:25 C 13 35 55.52 +41 57 48.2 u I50
2012-04-25 04:21:38 C 13 35 55.31 +41 57 51.2 u I50
2012-04-25 04:21:51 C 13 35 55.18 +41 57 53.4 u I50
2012-04-25 04:22:17 C 13 35 54.82 +41 57 58.6 u I50
2012-04-25 04:22:31 C 13 35 54.67 +41 58 01.8 u I50
2012-04-25 04:41:24 C 13 35 40.18 +42 01 49.8 u I50
2012-04-25 04:41:38 C 13 35 40.01 +42 01 52.2 u I50
2012-04-25 04:41:50 C 13 35 39.83 +42 01 54.9 u I50
2012-04-25 04:42:03 C 13 35 39.66 +42 01 57.4 u I50
2012-04-25 04:42:17 C 13 35 39.48 +42 02 00.3 u I50
2012-04-25 04:42:30 C 13 35 39.32 +42 02 02.9 u I50
2012-04-25 04:42:43 C 13 35 39.15 +42 02 05.5 u I50
2012-04-25 04:42:56 C 13 35 38.97 +42 02 08.1 u I50
2012-04-25 04:43:09 C 13 35 38.80 +42 02 10.7 u I50
2012-04-25 04:43:25 C 13 35 38.61 +42 02 13.7 u I50
2012-04-25 04:43:38 C 13 35 38.43 +42 02 16.5 u I50
2012-04-25 04:43:51 C 13 35 38.27 +42 02 18.7 u I50
2012-04-25 04:44:04 C 13 35 38.11 +42 02 21.7 u I50
2012-04-25 04:44:17 C 13 35 37.92 +42 02 24.2 u I50
2012-04-25 04:44:30 C 13 35 37.75 +42 02 26.8 u I50
2012-04-25 04:44:44 C 13 35 37.59 +42 02 29.8 u I50
2012-04-25 04:44:57 C 13 35 37.40 +42 02 32.6 u I50
2012-04-25 04:45:12 C 13 35 37.22 +42 02 35.3 u I50
2012-04-25 04:45:23 C 13 35 37.06 +42 02 37.7 u I50
2012-04-25 04:45:38 C 13 35 36.87 +42 02 40.4 u I50
2012-04-25 04:45:52 C 13 35 36.71 +42 02 43.0 u I50
2012-04-25 04:46:05 C 13 35 36.54 +42 02 45.8 u I50
2012-04-25 04:46:18 C 13 35 36.36 +42 02 48.4 u I50
2012-04-25 04:46:31 C 13 35 36.19 +42 02 51.0 u I50
2012-04-25 04:46:44 C 13 35 36.00 +42 02 53.9 u I50
2012-04-25 04:46:58 C 13 35 35.84 +42 02 56.5 u I50
2012-04-25 04:47:11 C 13 35 35.65 +42 02 59.2 u I50
2012-04-25 04:47:26 C 13 35 35.49 +42 03 02.0 u I50
2012-04-25 04:47:38 C 13 35 35.33 +42 03 04.7 u I50
2012-04-25 04:47:52 C 13 35 35.14 +42 03 07.3 u I50
2012-04-25 04:48:06 C 13 35 34.97 +42 03 09.9 u I50
2012-04-25 04:48:19 C 13 35 34.77 +42 03 12.7 u I50
2012-04-25 04:57:52 C 13 35 27.27 +42 05 07.6 u I50
2012-04-25 04:58:07 C 13 35 27.10 +42 05 10.4 u I50
2012-04-25 04:58:20 C 13 35 26.93 +42 05 13.0 u I50
2012-04-25 04:58:34 C 13 35 26.74 +42 05 15.9 u I50
2012-04-25 04:58:46 C 13 35 26.58 +42 05 18.3 u I50
2012-04-25 04:58:59 C 13 35 26.39 +42 05 20.8 u I50
2012-04-25 04:59:13 C 13 35 26.20 +42 05 23.7 u I50
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)