2011 WA

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2856984117 ± 1.84e-07
Semi-major axis (a)0.8446523842 AU ± 2.49e-09
Inclination (i)30.38568050° ± 2.51e-05
Long. of Asc. Node (Ω)51.50711006° ± 1.35e-06
Arg. of Perihelion (ω)206.10810703° ± 3.53e-05
Mean Anomaly (M)153.88928146° ± 6.64e-05
Mean Motion (n)1.2696828625°/day ± 5.61e-09
Perihelion dist (q)0.60333654 AU ± 1.55e-07
Aphelion dist (Q)1.08596823 AU ± 1.55e-07
Orbital Period0.77627754 yr ± 3.43e-09
NGA Modelr2
A2-5.98275154e-14 ± 5.47e-15 AU/d²
Physical Parameters
H (abs. magnitude)21.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.364″
Uncertainty0
Orbit TypeAten
MOID0.049370 AU
Observations Used283
Oppositions4
Arc Total2011-2025
First Observation Used2011-11-16
Last Observation Used2025-11-18
Observations (289)
Date Type RA Dec Mag Band Observatory
2011-11-16 17:45:02 C 01 12 19.39 +11 01 14.4 u 160
2011-11-16 17:52:59 C 01 12 13.34 +11 02 51.9 u 160
2011-11-16 17:55:17 C 01 12 11.61 +11 03 20.0 u 160
2011-11-16 17:57:30 C 01 12 09.92 +11 03 46.9 u 160
2011-11-16 18:54:37 C 01 11 26.44 +11 15 05.7 u 510
2011-11-16 19:01:04 C 01 11 21.56 +11 16 23.4 u 510
2011-11-16 19:07:31 C 01 11 16.66 +11 17 41.7 u 510
2011-11-16 19:13:59 C 01 11 11.81 +11 18 59.1 u 510
2011-11-16 19:15:54 C 01 11 09.80 +11 19 20.4 u B15
2011-11-16 19:17:50 C 01 11 08.36 +11 19 43.7 u B15
2011-11-16 19:18:51 C 01 11 07.58 +11 19 55.6 u B15
2011-11-16 19:20:26 C 01 11 06.93 +11 20 16.3 u 510
2011-11-16 19:23:54 C 01 11 03.80 +11 20 56.5 u B15
2011-11-16 19:24:55 C 01 11 03.05 +11 21 08.5 u B15
2011-11-16 19:25:55 C 01 11 02.28 +11 21 20.5 u B15
2011-11-16 19:26:53 C 01 11 02.07 +11 21 34.0 u 510
2011-11-16 19:27:33 C 01 11 01.05 +11 21 39.9 u B15
2011-11-16 19:54:27 C 01 10 41.17 +11 27 17.4 u 104
2011-11-16 19:59:10 C 01 10 37.79 +11 28 10.1 t 204
2011-11-16 20:00:42 C 01 10 36.44 +11 28 32.2 u 104
2011-11-16 20:01:48 C 01 10 35.79 +11 28 41.7 t 204
2011-11-16 20:04:31 C 01 10 33.74 +11 29 14.0 t 204
2011-11-16 20:07:11 C 01 10 31.72 +11 29 46.0 t 204
2011-11-16 20:07:17 C 01 10 31.47 +11 29 50.7 u 104
2011-11-16 20:09:50 C 01 10 29.73 +11 30 17.5 t 204
2011-11-16 20:40:13 C 01 10 06.32 +11 36 18.7 u 595
2011-11-16 20:43:09 C 01 10 04.10 +11 36 53.5 u 595
2011-11-16 20:46:06 C 01 10 01.89 +11 37 28.5 u 595
2011-11-16 21:15:10 C 01 09 40.05 +11 43 12.6 w B28
2011-11-16 21:24:27 C 01 09 33.09 +11 45 01.9 w B28
2011-11-16 22:32:05 C 01 08 43.12 +11 58 12.6 o C81
2011-11-16 22:35:47 C 01 08 40.35 +11 58 55.4 o C81
2011-11-16 22:39:30 C 01 08 37.59 +11 59 38.3 o C81
2011-11-16 22:43:12 C 01 08 34.85 +12 00 21.4 o C81
2011-11-17 00:10:27 C 01 07 37.65 +12 20 06.4 17.4 u I39
2011-11-17 00:19:13 C 01 07 31.17 +12 21 47.3 17.0 u I39
2011-11-17 00:34:32 C 01 07 19.84 +12 24 44.1 17.0 u I39
2011-11-17 02:10:47 C 01 06 15.08 +12 40 42.4 o G48
2011-11-17 02:11:34 C 01 06 14.50 +12 40 51.1 o G48
2011-11-17 02:12:21 C 01 06 13.92 +12 41 00.4 o G48
2011-11-17 02:13:55 C 01 06 12.79 +12 41 17.3 o G48
2011-11-17 02:14:41 C 01 06 12.23 +12 41 26.6 o G48
2011-11-17 02:27:54 C 01 06 02.85 +12 43 57.4 o 291
2011-11-17 02:28:34 C 01 06 02.36 +12 44 05.5 o 291
2011-11-17 02:29:15 C 01 06 01.90 +12 44 13.1 o 291
2011-11-17 03:39:16 C 01 05 05.65 +12 59 34.5 o 807
2011-11-17 03:41:41 C 01 05 03.87 +13 00 01.5 o 807
2011-11-17 03:44:18 C 01 05 01.98 +13 00 30.8 o 807
2011-11-17 03:46:45 C 01 05 00.21 +13 00 58.2 o 807
2011-11-17 03:49:11 C 01 04 58.43 +13 01 25.5 o 807