2011 MW1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2752622160 ± 2.38e-08
Semi-major axis (a)1.0557380670 AU ± 3.23e-10
Inclination (i)3.21863606° ± 1.16e-06
Long. of Asc. Node (Ω)276.68585724° ± 9.52e-06
Arg. of Perihelion (ω)124.89817711° ± 9.72e-06
Mean Anomaly (M)11.97275753° ± 9.01e-07
Mean Motion (n)0.9086110292°/day ± 4.18e-10
Perihelion dist (q)0.76513327 AU ± 2.51e-08
Aphelion dist (Q)1.34634287 AU ± 2.51e-08
Orbital Period1.08476152 yr ± 4.99e-10
Physical Parameters
H (abs. magnitude)22.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.220″
Uncertainty0
Orbit TypeApollo
MOID0.024990 AU
Observations Used438
Radar Obs Used5
Oppositions1
Arc Total2011-2025
First Observation Used2011-06-25
Last Observation Used2025-05-29
Observations (462)
Date Type RA Dec Mag Band Observatory
2011-06-25 08:42:42 C 21 38 09.02 -13 04 59.5 r G96
2011-06-25 09:07:55 C 21 38 11.94 -13 04 23.4 r G96
2011-06-25 09:20:31 C 21 38 13.38 -13 04 05.1 r G96
2011-06-25 09:48:11 C 21 38 14.58 -13 02 35.1 o 807
2011-06-25 09:53:26 C 21 38 15.17 -13 02 27.3 o 807
2011-06-25 09:57:36 C 21 38 17.46 -13 03 13.3 o H01
2011-06-25 09:58:31 C 21 38 15.76 -13 02 20.0 o 807
2011-06-25 10:03:36 C 21 38 16.37 -13 02 12.7 o 807
2011-06-25 10:07:48 C 21 38 18.63 -13 02 58.4 o H01
2011-06-25 10:18:40 C 21 38 19.88 -13 02 42.8 o H01
2011-06-25 10:28:57 C 21 38 21.06 -13 02 28.0 o H01
2011-06-26 05:19:50 C 21 40 49.01 -12 33 35.1 o 807
2011-06-26 05:27:04 C 21 40 49.88 -12 33 24.5 o 807
2011-06-26 05:34:17 C 21 40 50.78 -12 33 13.5 o 807
2011-06-26 08:45:11 C 21 41 15.26 -12 29 16.0 o H01
2011-06-26 08:54:42 C 21 41 16.41 -12 29 01.7 o H01
2011-06-26 09:05:30 C 21 41 17.71 -12 28 45.2 o H01
2011-06-26 09:15:30 C 21 41 18.90 -12 28 30.0 o H01
2011-06-26 11:03:49 C 21 41 32.01 -12 25 42.9 o 291
2011-06-26 11:14:42 C 21 41 33.31 -12 25 26.3 o 291
2011-06-26 17:25:24 C 21 42 22.89 -12 14 57.9 o E10
2011-06-26 17:27:04 C 21 42 23.08 -12 14 55.3 o E10
2011-06-26 17:28:44 C 21 42 23.29 -12 14 52.6 o E10
2011-06-26 17:30:27 C 21 42 23.48 -12 14 50.1 o E10
2011-06-26 17:32:11 C 21 42 23.70 -12 14 46.9 o E10
2011-06-26 17:33:52 C 21 42 23.89 -12 14 44.7 o E10
2011-06-26 17:35:37 C 21 42 24.09 -12 14 41.8 o E10
2011-06-26 17:37:21 C 21 42 24.30 -12 14 39.1 o E10
2011-06-27 08:55:25 C 21 44 29.93 -11 51 06.5 o 291
2011-06-27 09:06:15 C 21 44 31.29 -11 50 49.8 o 291
2011-06-28 09:06:57 C 21 47 50.21 -11 09 36.7 o 807
2011-06-28 09:17:17 C 21 47 51.55 -11 09 18.6 o 807
2011-06-28 09:27:29 C 21 47 52.87 -11 09 00.6 o 807
2011-06-30 05:54:03 C 21 54 31.75 -09 47 12.0 o 807
2011-06-30 06:03:16 C 21 54 33.06 -09 46 54.1 o 807
2011-06-30 07:46:29 C 21 54 48.45 -09 44 37.7 o H21
2011-06-30 07:50:51 C 21 54 49.08 -09 44 29.3 o H21
2011-06-30 07:55:14 C 21 54 49.70 -09 44 21.0 o H21
2011-06-30 07:59:51 C 21 54 50.38 -09 44 12.3 o H21
2011-07-01 06:50:15 C 21 58 28.41 -08 56 46.3 o 807
2011-07-01 07:11:02 C 21 58 31.47 -08 56 03.3 o 807
2011-07-01 08:20:37 C 21 58 43.10 -08 54 44.2 u H36
2011-07-01 08:33:02 C 21 58 45.06 -08 54 19.4 u H36
2011-07-01 08:45:29 C 21 58 46.88 -08 53 52.6 u H36
2011-07-02 06:27:02 C 22 02 25.15 -08 05 36.2 o 807
2011-07-02 06:35:27 C 22 02 26.48 -08 05 17.5 o 807
2011-07-02 06:44:04 C 22 02 27.83 -08 04 58.1 o 807
2011-07-03 08:18:34 C 22 06 59.04 -07 06 29.9 u 703
2011-07-03 08:35:11 C 22 07 01.88 -07 05 50.4 u 703
2011-07-03 08:43:31 C 22 07 03.28 -07 05 30.5 u 703
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2024-07-23 07:40:00 164820.181 0.2 Hz 8560 -14 -14
2024-07-23 07:50:00 27697712.202 20 us 8560 -14 -14
2024-07-23 08:10:00 27674931.822 1 us 8560 -14 -14
2024-07-25 07:40:00 25732715.62 1 us 8560 -14 -14
2024-07-25 07:40:00 10972.279 0.2 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)