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
2018-05-08 21:20:50 C 16 44 27.30 +22 12 53.0 – o K88
2018-05-08 23:48:18 C 16 44 25.10 +22 12 06.5 – S L01
2018-05-08 23:51:50 C 16 44 25.02 +22 12 05.2 – S L01
2018-05-08 23:55:22 C 16 44 24.93 +22 12 03.9 – S L01
2018-05-08 23:58:54 C 16 44 24.83 +22 12 02.3 – S L01
2018-05-09 00:07:12 C 16 44 26.26 +22 11 39.6 – U Z80
2018-05-09 00:14:01 C 16 44 26.15 +22 11 36.4 – U Z80
2018-05-09 00:20:50 C 16 44 25.99 +22 11 33.3 – U Z80
2018-05-09 00:27:39 C 16 44 25.81 +22 11 31.3 – U Z80
2018-05-09 00:36:34 C 16 44 24.30 +22 11 33.9 – U K87
2018-05-09 00:40:20 C 16 44 24.19 +22 11 32.0 – U K87
2018-05-09 00:45:13 C 16 44 24.07 +22 11 29.9 – U K87
2018-05-09 00:46:50 C 16 44 24.05 +22 11 29.3 – U K87
2018-05-09 00:51:10 C 16 44 23.92 +22 11 27.2 – U K87
2018-05-09 00:56:02 C 16 44 23.81 +22 11 25.1 – U K87
2018-05-09 01:32:58 C 16 44 24.53 +22 11 04.0 – V J95
2018-05-09 01:35:08 C 16 44 24.49 +22 11 02.9 – V J95
2018-05-09 01:37:38 C 16 44 24.39 +22 11 01.6 – V J95
2018-05-09 01:45:52 C 16 44 24.20 +22 10 58.0 – V J95
2018-05-09 06:50:24 C 16 44 28.91 +22 09 18.6 – q 850
2018-05-09 07:00:29 C 16 44 28.61 +22 09 13.5 – q 850
2018-05-09 07:05:51 C 16 44 32.98 +22 09 12.4 – U I52
2018-05-09 07:10:38 C 16 44 28.21 +22 09 08.8 – q 850
2018-05-09 07:13:43 C 16 44 32.73 +22 09 09.7 – U I52
2018-05-09 07:18:34 C 16 44 32.57 +22 09 07.3 – U I52
2018-05-09 07:24:04 C 16 44 32.38 +22 09 05.5 – U I52
2018-05-09 07:26:16 C 16 44 27.64 +22 09 00.8 – q 850
2018-05-09 07:36:33 C 16 44 27.30 +22 08 55.6 – q 850
2018-05-09 07:46:54 C 16 44 26.92 +22 08 50.3 – q 850
2018-05-09 09:15:00 C 16 44 27.03 +22 08 18.8 – o 711
2018-05-09 09:18:32 C 16 44 26.89 +22 08 16.9 – o 711
2018-05-09 09:22:02 C 16 44 26.75 +22 08 14.7 – o 711
2018-05-09 13:03:54 C 16 44 28.12 +22 06 47.7 – U T05
2018-05-09 13:27:24 C 16 44 27.18 +22 06 33.0 – U T05
2018-05-09 13:36:50 C 16 44 26.75 +22 06 26.7 – U T05
2018-05-09 13:55:12 C 16 44 26.03 +22 06 14.1 – U T05
2018-05-09 20:56:03 C 16 44 45.02 +22 00 26.6 – q 595
2018-05-09 21:01:30 C 16 44 44.94 +22 00 24.6 – q 595
2018-05-09 21:06:57 C 16 44 44.87 +22 00 22.0 – q 595
2018-05-09 23:34:34 C 16 44 47.801 +21 59 45.72 – V J04
2018-05-09 23:36:09 C 16 44 47.762 +21 59 44.98 – V J04
2018-05-09 23:37:44 C 16 44 47.713 +21 59 44.30 – V J04
2018-05-10 03:18:28 C 16 44 38.85 +21 57 34.2 – U G40
2018-05-10 03:26:05 C 16 44 38.49 +21 57 28.4 – U G40
2018-05-10 03:32:54 C 16 44 38.20 +21 57 23.3 – U G40
2018-05-10 05:05:31 C 16 44 52.35 +21 55 36.0 – S H06
2018-05-10 05:22:28 C 16 44 51.94 +21 55 27.6 – S H06
2018-05-10 05:40:57 C 16 44 51.47 +21 55 17.6 – S H06
2018-05-10 09:22:08 C 16 44 43.73 +21 52 51.6 – U 703
2018-05-10 09:26:24 C 16 44 43.74 +21 52 49.5 – o 291