2010 WC9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2841448330 ± 3.51e-08
Semi-major axis (a)1.0689482554 AU ± 3.79e-08
Inclination (i)17.68055968° ± 4.98e-06
Long. of Asc. Node (Ω)54.59836365° ± 1.44e-06
Arg. of Perihelion (ω)275.95773119° ± 9.00e-06
Mean Anomaly (M)225.55378581° ± 1.27e-04
Mean Motion (n)0.8918200910°/day ± 4.74e-08
Perihelion dist (q)0.76521213 AU ± 4.63e-08
Aphelion dist (Q)1.37268438 AU ± 6.15e-08
Orbital Period1.10518511 yr ± 5.88e-08
Physical Parameters
H (abs. magnitude)23.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.228″
Uncertainty0
Orbit TypeApollo
MOID0.000627 AU
Observations Used231
Oppositions1
Arc Total2010-2018
First Observation Used2010-11-30
Last Observation Used2018-05-15
Observations (232)
Date Type RA Dec Mag Band Observatory
2018-05-14 03:09:38 C 16 47 21.89 +17 54 24.9 U W34
2018-05-14 03:23:30 C 16 47 21.53 +17 52 36.9 U W34
2018-05-14 03:43:03 C 16 47 20.78 +17 50 02.1 U W34
2018-05-14 03:57:02 C 16 47 20.13 +17 48 09.5 U W34
2018-05-14 16:23:20 C 16 47 43.78 +15 34 07.9 q Q62
2018-05-14 16:25:50 C 16 47 43.45 +15 33 25.6 q Q62
2018-05-14 16:28:15 C 16 47 43.15 +15 32 44.9 q Q62
2018-05-14 16:30:40 C 16 47 42.84 +15 32 03.7 q Q62
2018-05-14 16:33:05 C 16 47 42.54 +15 31 22.3 q Q62
2018-05-14 16:35:30 C 16 47 42.23 +15 30 40.7 q Q62
2018-05-14 16:37:56 C 16 47 41.93 +15 29 59.1 q Q62
2018-05-14 16:40:21 C 16 47 41.63 +15 29 17.1 q Q62
2018-05-14 16:45:57 C 16 47 40.95 +15 27 39.9 q Q62
2018-05-14 20:11:37 C 16 49 20.12 +13 57 29.2 q C77
2018-05-14 20:12:45 C 16 49 20.24 +13 57 04.9 q C77
2018-05-14 20:13:55 C 16 49 20.35 +13 56 39.5 q C77
2018-05-14 20:15:06 C 16 49 20.48 +13 56 13.0 q C77
2018-05-14 20:48:38 C 16 49 18.41 +13 41 54.8 q C23
2018-05-14 21:11:04 C 16 49 20.29 +13 33 06.8 q C23
2018-05-14 21:27:29 C 16 49 21.43 +13 26 30.0 q C23
2018-05-14 21:43:52 C 16 49 22.38 +13 19 44.4 q C23
2018-05-14 21:59:16 n 16 49 29.92 +13 13 39.0 14.9 V Z43
2018-05-14 21:59:40 n 16 49 24.75 +13 12 10.3 q Z92
2018-05-14 22:00:16 C 16 49 23.17 +13 12 48.9 q C23
2018-05-14 22:06:58 n 16 49 30.36 +13 10 21.5 14.8 V Z43
2018-05-14 22:13:46 n 16 49 30.73 +13 07 25.4 14.4 V Z43
2018-05-14 22:17:59 C 16 49 23.82 +13 05 08.9 q C23
2018-05-14 22:20:38 C 16 49 27.97 +13 03 40.8 V J95
2018-05-14 22:21:59 C 16 49 28.03 +13 03 05.3 V J95
2018-05-14 22:23:13 C 16 49 28.10 +13 02 33.0 V J95
2018-05-14 22:23:35 n 16 49 31.22 +13 03 08.2 14.3 V Z43
2018-05-14 22:29:38 n 16 49 26.62 +12 59 05.9 q Z92
2018-05-14 22:31:45 C 16 49 24.19 +12 59 03.1 q C23
2018-05-14 22:32:22 n 16 49 31.56 +12 59 14.7 14.3 V Z43
2018-05-14 22:38:54 n 16 49 31.82 +12 56 19.2 14.3 V Z43
2018-05-14 22:42:30 n 16 49 27.25 +12 53 18.5 q Z92
2018-05-14 22:48:43 C 16 49 01.98 +12 53 00.2 q 089
2018-05-14 22:52:04 C 16 49 01.79 +12 51 26.8 q 089
2018-05-14 22:58:46 C 16 49 01.40 +12 48 17.9 q 089
2018-05-14 22:59:29 n 16 49 27.94 +12 45 29.2 q Z92
2018-05-14 23:02:07 C 16 49 01.22 +12 46 43.7 q 089
2018-05-14 23:05:28 C 16 49 01.02 +12 45 08.0 q 089
2018-05-14 23:08:49 C 16 49 00.83 +12 43 32.1 q 089
2018-05-14 23:12:10 C 16 49 00.62 +12 41 56.2 q 089
2018-05-14 23:14:35 n 16 49 28.45 +12 38 22.0 q Z92
2018-05-14 23:18:52 C 16 49 00.20 +12 38 44.3 q 089
2018-05-14 23:20:20 C 16 49 29.01 +12 36 15.3 U Z80
2018-05-14 23:21:20 C 16 49 29.05 +12 35 46.9 U Z80
2018-05-14 23:22:19 C 16 49 29.04 +12 35 18.1 U Z80
2018-05-14 23:23:19 C 16 49 29.07 +12 34 49.4 U Z80