458964 (2011 WM2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2877055546 ± 8.20e-08
Semi-major axis (a)1.5595696350 AU ± 1.57e-08
Inclination (i)15.87206599° ± 7.60e-06
Long. of Asc. Node (Ω)57.48475910° ± 5.02e-06
Arg. of Perihelion (ω)315.32730296° ± 3.89e-05
Mean Anomaly (M)88.28013257° ± 5.54e-05
Mean Motion (n)0.5060636225°/day ± 7.65e-09
Perihelion dist (q)1.11087279 AU ± 1.28e-07
Aphelion dist (Q)2.00826648 AU ± 1.30e-07
Orbital Period1.94763314 yr ± 2.94e-08
Physical Parameters
H (abs. magnitude)20.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.292″
Uncertainty0
Orbit TypeAmor
MOID0.169379 AU
Observations Used207
Oppositions4
Arc Total2011-2020
First Observation Used2011-11-17
Last Observation Used2020-02-03
Observations (231)
Date Type RA Dec Mag Band Observatory
2011-12-12 01:06:50 C 01 29 40.60 +19 42 06.9 o H21
2011-12-12 01:16:39 C 01 29 41.15 +19 42 26.3 o H21
2011-12-12 01:26:23 C 01 29 41.71 +19 42 45.8 o H21
2011-12-17 02:17:42 C 01 37 45.60 +23 22 58.0 o H21
2011-12-17 02:23:35 C 01 37 45.97 +23 23 07.6 o H21
2011-12-17 02:29:30 C 01 37 46.35 +23 23 17.6 o H21
2011-12-17 02:33:22 C 01 37 46.60 +23 23 23.8 o H21
2011-12-24 02:28:48 C 01 50 20.41 +27 33 15.5 t H21
2011-12-24 02:40:51 C 01 50 21.28 +27 33 30.6 t H21
2011-12-24 02:53:04 C 01 50 22.26 +27 33 47.4 t H21
2013-09-08 05:25:31 C 04 47 02.96 -21 00 10.8 t 950
2013-09-08 05:27:18 C 04 47 03.17 -21 00 08.9 t 950
2013-09-08 05:29:05 C 04 47 03.37 -21 00 07.2 t 950
2013-09-08 05:30:52 C 04 47 03.53 -21 00 05.8 t 950
2013-09-08 05:32:40 C 04 47 03.73 -21 00 03.8 t 950
2013-10-12 11:37:56 C 06 01 48.60 -02 30 57.1 q 448
2013-10-12 11:50:23 C 06 01 49.37 -02 30 34.7 q 448
2013-10-12 12:07:57 C 06 01 50.29 -02 30 04.3 q 448
2013-11-08 10:46:06 C 06 23 10.76 +21 13 37.3 u H21
2013-11-08 10:52:03 C 06 23 10.63 +21 13 52.9 u H21
2013-11-10 01:51:04 C 06 22 46.79 +22 53 15.6 q Z81
2013-11-10 02:21:01 C 06 22 46.16 +22 54 32.7 q Z81
2013-11-10 02:51:01 C 06 22 45.46 +22 55 49.4 q Z81
2013-11-10 08:51:03 C 06 22 40.00 +23 11 07.9 u H21
2013-11-10 09:00:06 C 06 22 39.81 +23 11 31.0 u H21
2013-11-10 09:09:24 C 06 22 39.59 +23 11 54.8 u H21
2013-11-11 07:51:23 C 06 22 17.88 +24 09 58.0 o 926
2013-11-11 08:17:14 C 06 22 17.23 +24 11 05.9 o 926
2013-11-11 08:40:33 C 06 22 16.62 +24 12 05.7 o 926
2013-11-13 03:39:02 C 06 21 17.43 +26 01 47.6 c A24
2013-11-13 03:41:06 C 06 21 17.40 +26 01 53.2 c A24
2013-11-13 03:59:23 C 06 21 16.78 +26 02 39.2 c A24
2013-11-13 04:18:52 C 06 21 16.11 +26 03 28.6 c A24
2013-11-13 04:37:30 C 06 21 15.48 +26 04 15.1 c A24
2013-11-13 04:39:34 C 06 21 15.41 +26 04 21.9 c A24
2013-11-24 08:30:45 C 06 08 12.95 +36 57 00.2 u H21
2013-11-24 08:35:21 C 06 08 12.55 +36 57 10.6 u H21
2013-11-24 08:39:43 C 06 08 12.19 +36 57 20.4 u H21
2013-11-24 08:43:33 C 06 08 11.88 +36 57 28.9 u H21
2013-11-24 08:46:33 C 06 08 11.64 +36 57 35.6 u H21
2013-11-24 23:48:22 C 06 07 07.39 +37 30 57.0 t 204
2013-11-24 23:59:00 C 06 07 06.49 +37 31 20.5 t 204
2013-11-25 00:08:28 C 06 07 05.74 +37 31 41.8 t 204
2013-11-27 19:47:31 C 06 01 46.01 +39 55 37.5 u 240
2013-11-27 19:50:42 C 06 01 45.75 +39 55 43.8 u 240
2013-11-27 19:52:50 C 06 01 45.59 +39 55 47.9 u 240
2013-11-27 19:57:05 C 06 01 45.23 +39 55 57.4 u 240
2013-11-28 09:22:58 C 06 00 34.00 +40 23 29.6 q H45
2013-11-28 09:24:41 C 06 00 33.88 +40 23 33.0 q H45
2013-11-28 09:26:10 C 06 00 33.75 +40 23 36.2 q H45