2009 WY51

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7072161000
Semi-major axis (a)2.6366060000 AU
Inclination (i)11.77649000°
Long. of Asc. Node (Ω)246.10744000°
Arg. of Perihelion (ω)90.52259000°
Mean Anomaly (M)281.10285000°
Mean Motion (n)0.2302163700°/day
Perihelion dist (q)0.77195580 AU
Aphelion dist (Q)4.50125620 AU
Orbital Period4.28122300 yr
Physical Parameters
H (abs. magnitude)21.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.490″
Uncertainty7
Orbit TypeApollo
MOID0.084171 AU
Observations Used26
Oppositions1
Arc Total
First Observation Used
Last Observation Used2009-12-19
Observations (29)
Date Type RA Dec Mag Band Observatory
2009-11-22 06:48:48 C 04 40 43.34 +29 20 51.0 o 691
2009-11-22 07:14:24 C 04 40 39.66 +29 19 43.5 o 691
2009-11-22 07:39:58 C 04 40 36.00 +29 18 35.8 o 691
2009-11-23 05:30:48 C 04 37 49.65 +28 22 25.9 o 291
2009-11-23 05:42:12 C 04 37 48.15 +28 21 58.0 o 291
2009-11-23 05:53:34 C 04 37 46.63 +28 21 29.6 o 291
2009-11-23 07:04:35 C 04 37 37.11 +28 18 33.0 o H01
2009-11-23 07:10:36 C 04 37 36.32 +28 18 18.2 o H01
2009-11-23 07:17:04 C 04 37 35.47 +28 18 02.2 o H01
2009-11-23 07:23:02 C 04 37 34.68 +28 17 47.3 o H01
2009-11-23 08:25:37 C 04 37 26.22 +28 15 10.2 r H36
2009-11-23 08:34:31 C 04 37 25.00 +28 14 46.1 r H36
2009-11-23 08:38:58 C 04 37 24.39 +28 14 35.2 r H36
2009-11-23 08:43:24 C 04 37 23.82 +28 14 23.4 r H36
2009-11-25 08:01:50 C 04 32 06.36 +26 24 47.5 r 703
2009-11-25 08:13:09 C 04 32 05.02 +26 24 23.4 r 703
2009-11-25 08:35:57 C 04 32 02.43 +26 23 32.8 r 703
2009-11-25 08:47:22 C 04 32 01.28 +26 23 07.7 r 703
2009-11-25 09:01:15 C 04 31 59.52 +26 22 38.3 o 448
2009-11-25 09:33:16 C 04 31 56.03 +26 21 27.9 o 448
2009-11-25 10:08:48 C 04 31 52.12 +26 20 09.6 o 448
2009-11-26 08:56:12 C 04 29 37.63 +25 32 26.6 o 291
2009-11-26 09:02:07 C 04 29 37.03 +25 32 15.8 o 291
2009-11-26 09:08:08 C 04 29 36.26 +25 32 04.6 o 291
2009-11-29 03:57:29 C 04 23 55.59 +23 27 53.6 o H21
2009-11-29 04:02:41 C 04 23 55.19 +23 27 43.5 o H21
2009-12-19 06:28:44 C 04 06 06.67 +15 45 51.5 o 291
2009-12-19 06:36:49 C 04 06 06.45 +15 45 46.5 o 291
2009-12-19 06:44:50 C 04 06 06.41 +15 45 43.9 o 291