2011 WH15

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7226158909 ± 2.32e-07
Semi-major axis (a)2.1131916813 AU ± 1.21e-07
Inclination (i)22.04504597° ± 4.56e-05
Long. of Asc. Node (Ω)31.63880293° ± 6.32e-05
Arg. of Perihelion (ω)152.34399755° ± 8.57e-05
Mean Anomaly (M)166.12891116° ± 1.16e-04
Mean Motion (n)0.3208513992°/day ± 2.75e-08
Perihelion dist (q)0.58616579 AU ± 4.92e-07
Aphelion dist (Q)3.64021757 AU ± 5.33e-07
Orbital Period3.07190895 yr ± 2.63e-07
Physical Parameters
H (abs. magnitude)20.13
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.237″
Uncertainty0
Orbit TypeApollo
MOID0.307376 AU
Observations Used39
Oppositions5
Arc Total2011-2018
First Observation Used2011-11-18
Last Observation Used2018-07-19
Observations (40)
Date Type RA Dec Mag Band Observatory
2011-11-18 04:07:11 C 03 10 26.72 +38 52 05.1 r G96
2011-11-18 04:17:09 C 03 10 25.24 +38 52 10.9 r G96
2011-11-18 04:27:08 C 03 10 23.77 +38 52 15.3 r G96
2011-11-18 04:44:25 C 03 10 21.28 +38 52 23.5 r G96
2011-11-18 05:34:52 C 03 10 13.97 +38 52 47.3 r G96
2011-11-18 05:35:59 C 03 10 13.79 +38 52 48.4 r G96
2011-11-18 05:37:07 C 03 10 13.63 +38 52 48.6 r G96
2011-11-18 05:38:17 C 03 10 13.50 +38 52 49.3 r G96
2011-11-18 06:05:24 C 03 10 09.48 +38 53 02.0 o H01
2011-11-18 06:15:59 C 03 10 07.94 +38 53 07.0 o H01
2011-11-18 06:28:49 C 03 10 06.07 +38 53 13.0 o H01
2011-11-18 06:38:26 C 03 10 04.68 +38 53 17.5 o H01
2011-11-19 04:15:44 C 03 06 58.60 +39 03 10.6 r G96
2011-11-19 04:19:11 C 03 06 58.06 +39 03 11.9 r G96
2011-11-19 04:22:39 C 03 06 57.70 +39 03 13.0 r G96
2011-11-19 04:26:13 C 03 06 57.06 +39 03 15.6 r G96
2011-11-23 05:41:36 C 02 52 09.04 +39 42 15.5 r G96
2011-11-23 05:46:15 C 02 52 08.29 +39 42 17.2 r G96
2011-11-23 05:50:52 C 02 52 07.53 +39 42 18.7 r G96
2011-11-23 05:55:33 C 02 52 06.78 +39 42 20.7 r G96
2011-11-23 06:00:11 C 02 52 06.06 +39 42 21.8 r G96
2011-11-23 07:38:57 C 02 51 49.98 +39 42 55.7 o H01
2011-11-23 07:50:26 C 02 51 48.12 +39 42 59.5 o H01
2011-11-23 07:52:13 C 02 51 47.92 +39 43 01.4 o 291
2011-11-23 07:54:54 C 02 51 47.43 +39 43 02.1 o 291
2011-11-23 07:57:35 C 02 51 47.02 +39 43 02.6 o 291
2011-11-23 08:02:30 C 02 51 46.17 +39 43 03.6 o H01
2011-11-23 08:15:44 C 02 51 44.04 +39 43 07.9 o H01
2011-11-28 06:47:33 C 02 32 14.45 +40 15 49.6 o 291
2011-11-28 06:49:56 C 02 32 14.08 +40 15 49.8 o 291
2011-11-28 06:52:20 C 02 32 13.65 +40 15 50.1 o 291
2011-12-24 06:11:24 C 00 53 34.93 +38 35 50.4 o 291
2011-12-24 06:15:48 C 00 53 34.32 +38 35 48.0 o 291
2011-12-24 06:20:08 C 00 53 33.78 +38 35 46.5 o 291
2014-11-01 03:27:29 C 03 05 11.67 +27 36 06.2 t 950
2014-11-01 03:30:55 C 03 05 11.37 +27 36 06.6 t 950
2014-11-01 03:34:20 C 03 05 11.07 +27 36 07.2 t 950
2018-07-19 16:03:21 C 23 17 01.98 -74 41 29.9 U 474
2018-07-19 16:08:25 C 23 16 59.35 -74 41 30.3 U 474
2018-07-19 16:13:29 C 23 16 56.67 -74 41 30.4 U 474