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
2015-04-07 01:26:00 C 16 07 40.98 +20 51 29.0 q 160
2015-04-07 01:29:23 C 16 07 40.89 +20 51 25.6 q 160
2015-04-08 01:32:50 C 16 07 14.41 +20 23 32.0 q 160
2015-04-08 01:36:27 C 16 07 14.33 +20 23 28.0 q 160
2015-04-08 01:40:05 C 16 07 14.26 +20 23 24.2 q 160
2015-04-08 18:27:25 C 16 06 53.56 +20 04 06.9 q D29
2015-04-08 18:48:56 C 16 06 52.78 +20 03 41.5 q D29
2015-04-09 01:28:43 C 16 06 44.26 +19 55 52.4 q 160
2015-04-09 01:32:15 C 16 06 44.15 +19 55 48.2 q 160
2015-04-09 01:35:47 C 16 06 44.05 +19 55 44.1 q 160
2015-04-13 10:24:23 C 16 03 49.04 +17 55 22.5 q 703
2015-04-13 10:31:40 C 16 03 48.90 +17 55 14.7 q 703
2015-04-13 10:38:55 C 16 03 48.61 +17 55 05.8 q 703
2015-04-13 10:46:12 C 16 03 48.28 +17 54 58.0 q 703
2015-04-18 10:02:42 C 15 59 19.24 +15 38 09.9 q 703
2015-04-18 10:09:58 C 15 59 18.85 +15 38 01.8 q 703
2015-04-18 10:17:14 C 15 59 18.49 +15 37 52.8 q 703
2015-04-18 10:24:30 C 15 59 18.13 +15 37 44.6 q 703
2015-04-20 23:16:18 C 15 56 39.75 +14 27 33.5 t K58
2015-04-20 23:31:23 C 15 56 39.01 +14 27 15.6 t K58
2015-04-20 23:46:37 C 15 56 38.19 +14 26 58.7 t K58
2015-04-21 01:05:21 C 15 56 34.06 +14 25 31.7 t 130
2015-04-21 01:07:30 C 15 56 33.95 +14 25 28.7 t 130
2015-04-21 01:08:56 C 15 56 33.89 +14 25 26.6 t 130
2015-04-21 01:11:05 C 15 56 33.76 +14 25 24.6 t 130
2015-04-23 00:48:22 C 15 54 20.85 +13 31 12.9 o K95
2015-04-23 00:49:57 C 15 54 20.68 +13 31 10.3 o K95
2015-04-23 01:07:32 C 15 54 19.69 +13 30 50.5 o K95
2015-04-25 09:25:23 C 15 51 36.98 +12 25 15.0 q 703
2015-04-25 09:32:35 C 15 51 36.50 +12 25 06.8 q 703
2015-04-25 09:39:48 C 15 51 36.11 +12 24 58.7 q 703
2015-04-25 09:47:01 C 15 51 35.70 +12 24 49.9 q 703
2015-04-27 21:20:19 C 15 48 40.24 +11 16 36.6 o K95
2015-04-27 21:31:51 C 15 48 39.64 +11 16 23.9 o K95
2015-04-28 21:03:48 C 15 47 28.86 +10 48 31.8 q 628
2015-04-28 21:47:47 C 15 47 26.51 +10 47 42.0 q 628
2015-04-28 22:29:40 C 15 47 24.23 +10 46 54.1 q 628
2015-05-01 05:10:58 C 15 44 39.49 +09 44 05.5 u H21
2015-05-01 05:15:17 C 15 44 39.28 +09 44 00.7 u H21
2015-05-01 05:19:30 C 15 44 39.03 +09 43 55.6 u H21
2015-05-01 05:23:54 C 15 44 38.79 +09 43 50.6 u H21
2015-05-01 05:28:25 C 15 44 38.52 +09 43 45.8 u H21
2015-05-01 05:33:19 C 15 44 38.24 +09 43 40.0 u H21
2015-05-01 08:24:39 C 15 44 29.18 +09 40 28.5 q 703
2015-05-01 08:32:03 C 15 44 28.74 +09 40 18.3 q 703
2015-05-01 08:39:28 C 15 44 28.26 +09 40 10.4 q 703
2015-05-01 08:46:51 C 15 44 27.84 +09 40 02.2 q 703
2015-05-06 07:20:48 C 15 38 36.47 +07 25 01.1 u H21
2015-05-06 07:26:51 C 15 38 36.16 +07 24 54.6 u H21
2015-05-06 07:33:17 C 15 38 35.83 +07 24 47.4 u H21