2011 WC39

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2883507635 ± 1.26e-07
Semi-major axis (a)1.4835382385 AU ± 3.98e-09
Inclination (i)9.04633662° ± 1.56e-05
Long. of Asc. Node (Ω)74.44679778° ± 1.40e-05
Arg. of Perihelion (ω)332.24492343° ± 5.20e-05
Mean Anomaly (M)277.72328435° ± 3.12e-05
Mean Motion (n)0.5454615709°/day ± 2.19e-09
Perihelion dist (q)1.05575885 AU ± 1.87e-07
Aphelion dist (Q)1.91131762 AU ± 1.87e-07
Orbital Period1.80695825 yr ± 7.26e-09
Physical Parameters
H (abs. magnitude)22.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.371″
Uncertainty0
Orbit TypeAmor
MOID0.083498 AU
Observations Used83
Oppositions4
Arc Total2011-2020
First Observation Used2011-11-24
Last Observation Used2020-12-07
Observations (88)
Date Type RA Dec Mag Band Observatory
2011-11-29 01:46:41 C 06 11 14.00 +12 52 29.2 o 246
2011-11-29 01:47:27 C 06 11 14.03 +12 52 34.7 o 246
2011-11-29 01:48:31 C 06 11 14.12 +12 52 39.1 o 246
2011-11-30 00:40:54 C 06 12 29.05 +14 37 00.4 o 246
2011-11-30 00:41:49 C 06 12 29.15 +14 37 03.2 o 246
2011-11-30 00:42:39 C 06 12 29.12 +14 37 07.1 o 246
2011-11-30 00:43:24 C 06 12 29.21 +14 37 10.9 o 246
2011-11-30 00:44:14 C 06 12 29.26 +14 37 15.6 o 246
2011-11-30 00:46:55 C 06 12 29.34 +14 37 26.6 o 246
2011-11-30 00:49:27 C 06 12 29.43 +14 37 38.9 o 246
2011-11-30 07:52:10 C 06 12 51.05 +15 09 39.0 o H21
2011-11-30 07:58:48 C 06 12 51.26 +15 10 08.9 o H21
2011-11-30 08:03:10 C 06 12 51.39 +15 10 28.4 o H21
2011-12-01 10:05:12 C 06 14 06.70 +17 06 17.6 t H21
2011-12-01 10:16:47 C 06 14 07.03 +17 07 08.2 t H21
2011-12-01 10:23:55 C 06 14 07.28 +17 07 39.0 t H21
2011-12-05 20:54:31 C 06 18 36.43 +24 29 34.4 v C32
2011-12-05 21:02:04 C 06 18 36.37 +24 30 04.1 v C32
2011-12-18 09:25:28 C 06 24 01.91 +39 30 56.4 t H21
2011-12-18 09:30:56 C 06 24 01.84 +39 31 08.0 t H21
2011-12-18 09:36:24 C 06 24 01.77 +39 31 19.2 t H21
2012-01-01 05:52:05 C 06 23 45.09 +47 18 33.9 r G96
2012-01-01 06:02:45 C 06 23 44.95 +47 18 42.1 r G96
2012-01-01 06:12:49 C 06 23 44.80 +47 18 50.7 r G96
2012-01-01 06:22:51 C 06 23 44.55 +47 18 58.5 r G96
2020-07-23 12:02:07 C 22 44 19.726 -33 21 19.97 V F51
2020-12-05 06:21:07 C 00 38 39.608 -06 05 04.97 V F51
2020-12-05 06:42:05 C 00 38 42.354 -06 03 49.98 V F51
2020-12-05 07:03:06 C 00 38 45.135 -06 02 34.64 V F51
2020-12-05 07:24:08 C 00 38 47.935 -06 01 19.77 V F51
2020-12-07 03:37:20 C 00 45 16.51 -03 23 20.2 V G96
2020-12-07 03:44:44 C 00 45 17.48 -03 22 54.0 V G96
2020-12-07 03:52:10 C 00 45 18.48 -03 22 27.6 V G96
2020-12-07 03:59:34 C 00 45 19.45 -03 22 00.9 V G96
2020-12-07 06:04:42 C 00 45 36.60 -03 14 33.8 V V06
2020-12-07 06:06:37 C 00 45 36.88 -03 14 26.8 V V06
2020-12-07 06:08:32 C 00 45 37.15 -03 14 20.0 V V06
2020-12-07 06:10:28 C 00 45 37.41 -03 14 13.1 V V06