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 21:03:29 C 01 55 51.39 +55 34 15.6 o C77
2012-11-06 21:03:42 C 01 55 51.65 +55 34 11.3 o C77
2012-11-06 21:03:55 C 01 55 52.39 +55 34 04.9 o C77
2012-11-06 21:04:08 C 01 55 52.74 +55 33 58.8 o C77
2012-11-06 21:04:21 C 01 55 53.31 +55 33 50.6 o C77
2012-11-06 21:04:34 C 01 55 53.69 +55 33 46.3 o C77
2012-11-06 21:04:47 C 01 55 54.01 +55 33 42.2 o C77
2012-11-06 21:05:12 C 01 55 55.07 +55 33 31.6 o C77
2012-11-06 21:05:25 C 01 55 55.63 +55 33 24.8 o C77
2012-11-06 21:06:44 C 01 55 58.39 +55 32 51.4 o C77
2012-11-06 21:06:55 C 01 55 58.91 +55 32 44.7 o C77
2012-11-06 21:07:09 C 01 55 59.36 +55 32 40.5 o C77
2012-11-06 21:07:22 C 01 55 59.81 +55 32 35.5 o C77
2012-11-06 21:07:35 C 01 56 00.25 +55 32 29.3 o C77
2012-11-06 21:07:48 C 01 56 00.62 +55 32 24.4 o C77
2012-11-06 21:08:01 C 01 56 01.18 +55 32 18.4 o C77
2012-11-06 21:08:14 C 01 56 01.73 +55 32 12.3 o C77
2012-11-06 21:08:27 C 01 56 02.05 +55 32 08.3 o C77
2012-11-06 21:08:40 C 01 56 02.58 +55 32 01.8 o C77
2012-11-07 05:38:42 C 02 13 55.66 +51 39 25.9 16.6 c 704
2012-11-07 05:59:44 C 02 14 35.54 +51 29 19.3 16.9 c 704
2012-11-07 06:21:04 C 02 15 15.74 +51 18 58.0 16.6 c 704
2012-11-07 06:42:16 C 02 15 55.48 +51 08 38.2 16.6 c 704
2012-11-08 01:51:07 C 02 48 29.28 +40 56 39.8 t 204
2012-11-08 01:52:16 C 02 48 30.92 +40 56 00.5 t 204
2012-11-08 01:54:09 C 02 48 33.62 +40 54 55.8 t 204
2012-11-08 01:55:36 C 02 48 35.71 +40 54 05.9 t 204
2012-11-08 01:57:03 C 02 48 37.78 +40 53 16.1 t 204
2012-11-08 05:20:10 C 02 53 47.46 +38 58 23.1 16.2 c 704
2012-11-08 05:42:33 C 02 54 17.32 +38 45 33.1 16.1 c 704
2012-11-08 06:03:48 C 02 54 45.51 +38 33 21.1 16.1 c 704
2012-11-08 06:25:43 C 02 55 14.27 +38 20 44.0 16.2 c 704
2012-11-09 08:14:44 C 03 25 01.93 +23 17 16.1 r 850
2012-11-09 08:21:15 C 03 25 07.90 +23 13 32.2 r 850
2012-11-09 08:27:50 C 03 25 13.94 +23 09 45.9 r 850
2012-11-09 08:34:24 C 03 25 19.97 +23 06 00.5 r 850
2012-11-09 08:41:11 C 03 25 26.18 +23 02 07.6 r 850
2012-11-09 08:47:24 C 03 25 31.90 +22 58 33.5 r 850
2012-11-27 05:50:54 C 05 01 49.54 -36 59 49.0 u 807
2012-11-27 05:55:01 C 05 01 49.69 -36 59 53.0 u 807
2012-11-27 05:59:09 C 05 01 49.79 -36 59 57.0 u 807
2012-11-27 06:03:16 C 05 01 49.89 -37 00 00.7 u 807
2012-11-27 06:07:23 C 05 01 49.99 -37 00 04.7 u 807
2019-10-01 03:26:15 C 18 12 44.04 +48 26 11.0 o 291
2019-10-01 03:48:19 C 18 12 44.50 +48 26 09.8 o 291
2019-10-01 04:10:26 C 18 12 45.12 +48 26 08.5 o 291
2019-10-17 03:27:38 C 18 39 11.70 +48 13 17.8 o 291
2019-10-17 03:54:40 C 18 39 14.66 +48 13 14.0 o 291
2019-10-18 03:22:27 C 18 42 08.13 +48 11 22.2 V G96
2019-10-18 03:30:02 C 18 42 08.98 +48 11 21.4 V G96
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)