2005 WD

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5604230806 ± 2.03e-08
Semi-major axis (a)2.3082895569 AU ± 3.89e-09
Inclination (i)26.16645665° ± 1.29e-05
Long. of Asc. Node (Ω)227.65326849° ± 1.90e-06
Arg. of Perihelion (ω)161.05041264° ± 2.63e-05
Mean Anomaly (M)262.95020684° ± 4.61e-06
Mean Motion (n)0.2810456360°/day ± 7.11e-10
Perihelion dist (q)1.01467081 AU ± 4.69e-08
Aphelion dist (Q)3.60190830 AU ± 4.72e-08
Orbital Period3.50699729 yr ± 8.87e-09
Physical Parameters
H (abs. magnitude)21.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.412″
Uncertainty0
Orbit TypeApollo
MOID0.041506 AU
Observations Used193
Radar Obs Used1
Oppositions10
Arc Total2005-2019
First Observation Used2005-11-19
Last Observation Used2019-11-20
Observations (194)
Date Type RA Dec Mag Band Observatory
2012-11-06 04:35:53 C 01 14 51.55 +61 48 26.6 u G56
2012-11-06 04:41:21 C 01 15 06.14 +61 46 41.5 u G56
2012-11-06 04:43:32 C 01 15 11.91 +61 45 59.7 u G56
2012-11-06 04:45:41 C 01 15 17.65 +61 45 17.8 u G56
2012-11-06 04:50:04 C 01 15 23.54 +61 44 16.6 17.2 c 704
2012-11-06 05:01:42 C 01 15 54.28 +61 40 29.2 17.1 c 704
2012-11-06 05:11:00 C 01 16 18.78 +61 37 27.5 17.3 c 704
2012-11-06 05:22:43 C 01 16 49.54 +61 33 35.9 17.5 c 704
2012-11-06 05:32:00 C 01 17 13.85 +61 30 33.4 17.3 c 704
2012-11-06 05:43:34 C 01 17 44.12 +61 26 42.6 17.4 c 704
2012-11-06 05:52:54 C 01 18 08.54 +61 23 36.8 17.3 c 704
2012-11-06 06:04:33 C 01 18 38.94 +61 19 42.0 17.4 c 704
2012-11-06 06:15:00 C 01 19 06.20 +61 16 11.9 17.2 c 704
2012-11-06 06:26:39 C 01 19 36.52 +61 12 12.6 18.3 c 704
2012-11-06 08:04:04 C 01 23 50.83 +60 38 16.4 16.8 r 718
2012-11-06 08:05:32 C 01 23 54.55 +60 37 45.8 16.8 r 718
2012-11-06 08:06:59 C 01 23 58.34 +60 37 15.1 16.8 r 718
2012-11-06 09:05:25 C 01 26 24.70 +60 16 27.2 15.9 o H06
2012-11-06 09:05:54 C 01 26 25.96 +60 16 17.0 16.0 o H06
2012-11-06 09:06:21 C 01 26 27.07 +60 16 07.8 16.0 o H06
2012-11-06 09:06:48 C 01 26 28.19 +60 15 57.4 15.6 o H06
2012-11-06 09:07:17 C 01 26 29.38 +60 15 47.0 16.0 o H06
2012-11-06 09:07:43 C 01 26 30.69 +60 15 36.6 16.3 o H06
2012-11-06 09:14:04 C 01 26 46.91 +60 13 18.2 15.7 o H06
2012-11-06 09:14:29 C 01 26 47.75 +60 13 09.7 15.9 o H06
2012-11-06 09:14:51 C 01 26 48.76 +60 13 01.7 15.9 o H06
2012-11-06 09:15:14 C 01 26 49.80 +60 12 52.8 16.0 o H06
2012-11-06 09:16:04 C 01 26 51.86 +60 12 36.0 16.2 o H06
2012-11-06 09:16:26 C 01 26 52.83 +60 12 26.8 15.6 o H06
2012-11-06 09:16:49 C 01 26 53.85 +60 12 18.7 15.8 o H06
2012-11-06 09:17:11 C 01 26 54.84 +60 12 09.8 15.9 o H06
2012-11-06 09:17:35 C 01 26 55.77 +60 12 02.1 16.1 o H06
2012-11-06 10:44:18 C 01 31 15.08 +59 41 16.0 o 300
2012-11-06 10:46:06 C 01 31 19.53 +59 40 37.6 o 300
2012-11-06 10:49:42 C 01 31 28.39 +59 39 20.4 o 300
2012-11-06 11:56:04 C 01 34 10.93 +59 15 11.5 u 900
2012-11-06 11:58:00 C 01 34 15.65 +59 14 28.6 u 900
2012-11-06 12:01:53 C 01 34 25.05 +59 13 02.4 u 900
2012-11-06 12:03:49 C 01 34 29.78 +59 12 19.4 u 900
2012-11-06 12:05:45 C 01 34 34.48 +59 11 36.2 u 900
2012-11-06 12:07:42 C 01 34 39.16 +59 10 53.5 u 900
2012-11-06 12:09:38 C 01 34 43.87 +59 10 09.9 u 900
2012-11-06 12:11:30 C 01 34 48.44 +59 09 28.6 u 900
2012-11-06 14:25:09 C 01 40 07.37 +58 18 28.5 u 900
2012-11-06 14:26:07 C 01 40 09.66 +58 18 05.9 u 900
2012-11-06 14:27:06 C 01 40 11.93 +58 17 42.7 u 900
2012-11-06 20:59:51 C 01 55 43.47 +55 35 48.8 o C77
2012-11-06 21:00:04 C 01 55 44.02 +55 35 43.3 o C77
2012-11-06 21:00:17 C 01 55 44.42 +55 35 37.4 o C77
2012-11-06 21:01:08 C 01 55 46.30 +55 35 15.7 o C77
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-11-11 00:25:00 40342.6008 0.5 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)