2012 WH1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3365314000
Semi-major axis (a)0.8172321000 AU
Inclination (i)4.61621000°
Long. of Asc. Node (Ω)63.95880000°
Arg. of Perihelion (ω)147.31452000°
Mean Anomaly (M)84.58236000°
Mean Motion (n)1.3340925700°/day
Perihelion dist (q)0.54220780 AU
Aphelion dist (Q)1.09225640 AU
Orbital Period0.73878510 yr
Physical Parameters
H (abs. magnitude)24.21
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.190″
Uncertainty7
Orbit TypeAten
MOID0.006869 AU
Observations Used95
Radar Obs Used2
Oppositions1
Arc Total
First Observation Used
Last Observation Used2012-12-01
Observations (95)
Date Type RA Dec Mag Band Observatory
2012-11-25 07:28:23 C 03 55 45.61 +17 32 45.9 15.9 r 718
2012-11-25 09:34:43 C 03 52 55.68 +17 36 18.2 q H45
2012-11-25 09:35:38 C 03 52 54.55 +17 36 19.4 q H45
2012-11-25 09:36:31 C 03 52 53.35 +17 36 21.0 q H45
2012-11-25 09:37:28 C 03 52 52.16 +17 36 21.9 q H45
2012-11-25 09:38:21 C 03 52 51.00 +17 36 23.2 q H45
2012-11-25 09:39:08 C 03 52 49.99 +17 36 24.4 q H45
2012-11-25 09:39:55 C 03 52 48.96 +17 36 25.4 q H45
2012-11-25 09:40:58 C 03 52 47.57 +17 36 26.9 q H45
2012-11-25 09:41:48 C 03 52 46.57 +17 36 28.0 q H45
2012-11-25 09:42:59 C 03 52 45.02 +17 36 29.7 q H45
2012-11-25 09:43:49 C 03 52 43.91 +17 36 31.1 q H45
2012-11-25 09:44:49 C 03 52 42.64 +17 36 32.2 q H45
2012-11-25 09:45:45 C 03 52 41.42 +17 36 34.1 q H45
2012-11-25 09:46:39 C 03 52 40.30 +17 36 35.1 q H45
2012-11-25 09:47:57 C 03 52 38.59 +17 36 36.9 q H45
2012-11-26 07:58:01 C 03 21 33.73 +18 10 08.1 u H21
2012-11-26 08:01:55 C 03 21 27.41 +18 10 11.7 u H21
2012-11-26 08:05:52 C 03 21 20.97 +18 10 15.4 u H21
2012-11-26 08:09:49 C 03 21 14.55 +18 10 19.0 u H21
2012-11-28 23:53:35 C 01 12 12.50 +17 06 51.3 u J95
2012-11-28 23:57:20 C 01 12 03.46 +17 06 35.1 u J95
2012-11-29 00:01:10 C 01 11 54.23 +17 06 18.6 u J95
2012-11-29 14:41:21 C 00 37 33.47 +15 55 39.8 16.9 C48
2012-11-29 14:51:14 C 00 37 09.74 +15 54 43.9 16.9 C48
2012-11-29 14:54:29 C 00 37 01.96 +15 54 26.7 17.0 C48
2012-11-29 14:57:01 C 00 36 55.89 +15 54 12.2 16.7 C48
2012-11-29 14:59:58 C 00 36 48.81 +15 53 55.0 17.0 C48
2012-11-29 15:00:29 C 00 36 47.59 +15 53 52.2 17.5 C48
2012-11-29 19:43:40 C 00 26 00.16 +15 26 49.2 q J84
2012-11-29 19:46:39 C 00 25 53.04 +15 26 31.3 q J84
2012-11-29 19:49:38 C 00 25 45.89 +15 26 13.4 q J84
2012-11-29 19:52:37 C 00 25 38.77 +15 25 55.8 q J84
2012-11-29 19:55:37 C 00 25 31.62 +15 25 37.8 q J84
2012-11-29 19:58:35 C 00 25 24.49 +15 25 19.9 q J84
2012-11-29 20:02:27 C 00 25 15.45 +15 24 53.7 u J95
2012-11-29 20:11:49 C 00 24 53.07 +15 23 57.8 u J95
2012-11-29 20:19:23 C 00 24 35.01 +15 23 11.6 u J95
2012-12-01 00:52:11 C 23 23 15.37 +12 12 04.8 u H21
2012-12-01 01:04:16 C 23 22 50.47 +12 10 38.2 u H21
2012-12-01 01:08:23 C 23 22 42.02 +12 10 08.9 u H21
2012-12-01 17:46:19 C 22 52 22.91 +10 11 34.2 u J95
2012-12-01 17:59:06 C 22 52 00.22 +10 10 05.6 u J95
2012-12-01 18:10:44 C 22 51 39.69 +10 08 45.4 u J95
2012-12-01 18:21:13 C 22 51 21.19 +10 07 33.1 u J95
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-12-01 22:16:00 -65430.5191 0.5 Hz 2380 -1 -1
2012-12-02 23:00:00 25513564.04 0.15 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)