2011 WS74

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3530016000
Semi-major axis (a)0.9763904000 AU
Inclination (i)13.69364000°
Long. of Asc. Node (Ω)67.47523000°
Arg. of Perihelion (ω)118.22154000°
Mean Anomaly (M)108.37936000°
Mean Motion (n)1.0215716900°/day
Perihelion dist (q)0.63172300 AU
Aphelion dist (Q)1.32105780 AU
Orbital Period0.96479550 yr
Physical Parameters
H (abs. magnitude)23.90
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.620″
Uncertainty4
Orbit TypeAten
MOID0.020755 AU
Observations Used87
Radar Obs Used5
Oppositions1
Arc Total
First Observation Used
Last Observation Used2011-12-10
Observations (88)
Date Type RA Dec Mag Band Observatory
2011-11-29 05:30:55 C 03 37 07.57 +10 03 21.6 r 703
2011-11-29 05:37:20 C 03 37 01.56 +10 04 03.4 r 703
2011-11-29 05:43:43 C 03 36 55.51 +10 04 45.0 r 703
2011-11-29 05:50:08 C 03 36 49.60 +10 05 26.8 r 703
2011-11-29 06:44:58 C 03 35 57.58 +10 11 26.1 r 703
2011-11-29 06:45:38 C 03 35 56.86 +10 11 30.9 r 703
2011-11-29 06:46:16 C 03 35 56.40 +10 11 35.3 r 703
2011-11-29 06:46:55 C 03 35 55.64 +10 11 39.5 r 703
2011-11-29 07:12:22 C 03 35 32.04 +10 14 01.5 18.4 r 718
2011-11-29 07:22:28 C 03 35 22.48 +10 15 07.5 18.1 r 718
2011-11-29 07:27:35 C 03 35 17.56 +10 15 41.2 18.1 r 718
2011-11-29 07:35:23 C 03 35 10.12 +10 16 33.3 18.2 r 718
2011-11-29 19:57:16 C 03 23 18.41 +11 42 20.6 u J95
2011-11-29 20:01:01 C 03 23 14.41 +11 42 48.5 u J95
2011-11-29 20:04:43 C 03 23 10.46 +11 43 16.0 u J95
2011-11-29 21:18:11 C 03 21 48.99 +11 52 33.4 o 246
2011-11-29 21:18:39 C 03 21 48.41 +11 52 37.5 o 246
2011-11-29 21:19:07 C 03 21 47.95 +11 52 40.1 o 246
2011-11-29 21:19:36 C 03 21 47.37 +11 52 44.6 o 246
2011-11-29 21:21:41 C 03 21 45.10 +11 52 59.5 o 246
2011-11-29 21:22:42 C 03 21 44.05 +11 53 06.8 o 246
2011-11-29 21:23:40 C 03 21 42.91 +11 53 14.6 o 246
2011-11-29 21:24:25 C 03 21 42.18 +11 53 19.8 o 246
2011-11-29 21:25:32 C 03 21 40.97 +11 53 28.0 o 246
2011-11-29 21:26:06 C 03 21 40.30 +11 53 41.7 o 246
2011-11-29 21:29:29 C 03 21 36.43 +11 53 58.4 o 046
2011-11-29 21:31:19 C 03 21 34.47 +11 54 11.4 o 046
2011-11-29 21:32:57 C 03 21 32.66 +11 54 24.3 o 046
2011-11-29 21:34:26 C 03 21 31.10 +11 54 34.8 o 046
2011-11-29 21:35:13 C 03 21 30.22 +11 54 40.9 o 046
2011-11-29 21:36:48 C 03 21 28.40 +11 54 51.7 o 046
2011-11-29 21:37:37 C 03 21 27.61 +11 54 59.0 o 046
2011-11-29 21:44:20 C 03 21 20.37 +11 55 57.8 u 595
2011-11-29 21:50:32 C 03 21 13.49 +11 56 44.3 u 595
2011-11-29 21:56:47 C 03 21 06.61 +11 57 31.0 u 595
2011-11-29 22:08:38 C 03 20 56.52 +11 58 37.2 o J41
2011-11-29 22:12:13 C 03 20 52.60 +11 59 04.1 o J41
2011-11-29 22:15:53 C 03 20 48.57 +11 59 31.7 o J41
2011-11-29 22:19:23 C 03 20 44.72 +11 59 58.2 o J41
2011-11-29 22:22:41 C 03 20 41.07 +12 00 23.1 o J41
2011-11-29 22:26:49 C 03 20 36.52 +12 00 54.2 o J41
2011-11-29 22:30:28 C 03 20 32.47 +12 01 21.7 o J41
2011-11-30 00:10:43 C 03 18 37.25 +12 14 24.6 w B33
2011-11-30 00:16:33 C 03 18 30.67 +12 15 08.4 w B33
2011-11-30 00:22:24 C 03 18 24.10 +12 15 52.4 w B33
2011-11-30 01:31:04 C 03 17 20.02 +12 29 05.0 u 822
2011-11-30 01:38:16 C 03 17 11.66 +12 30 01.5 u 822
2011-11-30 01:43:07 C 03 17 06.08 +12 30 38.8 u 822
2011-11-30 03:00:00 C 03 15 44.92 +12 36 35.5 o H01
2011-11-30 03:11:10 C 03 15 31.95 +12 38 03.8 o H01
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2011-12-09 20:40:00 -152787.7599 0.5 Hz 2380 -1 -1
2011-12-09 20:51:00 48961402.42 8 us 2380 -1 -1
2011-12-09 20:54:00 48972992.52 0.3 us 2380 -1 -1
2011-12-10 20:25:00 -160704.4893 0.4 Hz 2380 -1 -1
2011-12-10 20:34:00 54526540.96 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)