2011 WK15

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4711544388 ± 6.28e-09
Semi-major axis (a)1.9920465174 AU ± 9.60e-09
Inclination (i)7.02178990° ± 1.28e-06
Long. of Asc. Node (Ω)104.97433071° ± 7.67e-06
Arg. of Perihelion (ω)56.37293895° ± 9.86e-06
Mean Anomaly (M)293.20198722° ± 1.06e-05
Mean Motion (n)0.3505605670°/day ± 2.54e-09
Perihelion dist (q)1.05348496 AU ± 1.35e-08
Aphelion dist (Q)2.93060808 AU ± 1.89e-08
Orbital Period2.81157203 yr ± 2.03e-08
Physical Parameters
H (abs. magnitude)19.74
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.253″
Uncertainty0
Orbit TypeAmor
MOID0.113418 AU
Observations Used446
Oppositions9
Arc Total2011-2025
First Observation Used2011-11-22
Last Observation Used2025-11-20
Observations (480)
Date Type RA Dec Mag Band Observatory
2015-03-13 01:16:40 C 15 48 10.69 +33 50 13.3 q 160
2015-03-13 01:20:10 C 15 48 10.93 +33 50 09.3 q 160
2015-03-13 01:23:42 C 15 48 11.19 +33 50 03.4 q 160
2015-03-19 02:04:20 C 15 59 51.78 +30 19 37.9 q 160
2015-03-19 02:07:47 C 15 59 51.96 +30 19 33.6 q 160
2015-03-19 02:11:14 C 15 59 52.20 +30 19 29.5 q 160
2015-03-20 00:14:35 C 16 01 10.38 +29 49 03.0 q 160
2015-03-20 00:17:53 C 16 01 10.56 +29 48 58.4 q 160
2015-03-20 00:21:12 C 16 01 10.72 +29 48 54.3 q 160
2015-03-21 01:02:18 C 16 02 28.24 +29 15 26.6 q 160
2015-03-21 01:05:16 C 16 02 28.36 +29 15 22.7 q 160
2015-03-21 01:08:15 C 16 02 28.45 +29 15 19.2 q 160
2015-03-23 11:19:55 C 16 04 58.42 +27 58 23.6 q G96
2015-03-23 11:26:31 C 16 04 58.59 +27 58 15.0 q G96
2015-03-23 11:33:06 C 16 04 58.75 +27 58 06.4 q G96
2015-03-23 11:39:44 C 16 04 58.90 +27 57 57.5 q G96
2015-03-24 09:43:13 C 16 05 46.63 +27 29 19.4 q 703
2015-03-24 09:50:30 C 16 05 46.78 +27 29 09.6 q 703
2015-03-24 09:57:48 C 16 05 46.91 +27 29 00.5 q 703
2015-03-24 10:05:07 C 16 05 47.08 +27 28 50.9 q 703
2015-03-29 02:52:06 C 16 08 18.21 +25 06 56.5 q Z81
2015-03-29 03:20:27 C 16 08 18.25 +25 06 22.2 q Z81
2015-03-29 04:06:58 C 16 08 18.27 +25 05 25.2 q Z81
2015-03-29 09:56:50 C 16 08 23.39 +24 58 18.8 q 703
2015-03-29 10:04:06 C 16 08 23.39 +24 58 10.2 q 703
2015-03-29 10:17:47 C 16 08 23.39 +24 57 53.6 q 703
2015-03-29 10:25:03 C 16 08 23.35 +24 57 44.6 q 703
2015-04-01 07:36:49 C 16 08 49.57 +23 33 50.4 u H21
2015-04-01 07:40:50 C 16 08 49.53 +23 33 45.7 u H21
2015-04-01 07:44:46 C 16 08 49.49 +23 33 41.1 u H21
2015-04-03 01:46:49 C 16 08 44.02 +22 43 35.6 q 160
2015-04-03 01:50:25 C 16 08 44.01 +22 43 30.9 q 160
2015-04-03 01:54:01 C 16 08 43.99 +22 43 27.5 q 160
2015-04-04 09:42:59 C 16 08 29.88 +22 05 58.5 u H21
2015-04-04 09:47:06 C 16 08 29.80 +22 05 53.8 u H21
2015-04-04 09:51:13 C 16 08 29.71 +22 05 48.9 u H21
2015-04-04 09:55:13 C 16 08 29.65 +22 05 44.2 u H21
2015-04-04 09:59:13 C 16 08 29.57 +22 05 39.4 u H21
2015-04-04 10:03:12 C 16 08 29.48 +22 05 34.7 u H21
2015-04-04 10:07:05 C 16 08 29.42 +22 05 30.1 u H21
2015-04-04 10:09:47 C 16 08 29.36 +22 05 26.8 u H21
2015-04-05 07:24:26 C 16 08 17.65 +21 40 31.3 u H21
2015-04-05 07:28:31 C 16 08 17.56 +21 40 26.6 u H21
2015-04-05 07:32:38 C 16 08 17.48 +21 40 22.0 u H21
2015-04-05 07:36:43 C 16 08 17.39 +21 40 17.1 u H21
2015-04-05 07:40:50 C 16 08 17.30 +21 40 12.2 u H21
2015-04-05 07:44:56 C 16 08 17.21 +21 40 07.7 u H21
2015-04-05 07:49:02 C 16 08 17.13 +21 40 03.0 u H21
2015-04-05 07:53:57 C 16 08 17.03 +21 39 57.2 u H21
2015-04-07 01:22:35 C 16 07 41.05 +20 51 33.2 q 160