IAA RAS IAA Minor Planet Database

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
2019-10-18 03:45:11 C 18 42 10.75 +48 11 18.9 – V G96
2019-11-03 06:00:48 C 20 39 10.27 +43 20 18.6 – V T08
2019-11-03 06:05:31 C 20 39 13.22 +43 20 03.8 – V T08
2019-11-03 06:12:59 C 20 39 17.83 +43 19 40.3 – V T08
2019-11-03 06:27:42 C 20 39 26.98 +43 18 53.7 – V T08
2019-11-05 02:29:58 C 21 11 22.59 +40 28 46.8 – o 695
2019-11-05 02:31:59 C 21 11 24.15 +40 28 36.8 – o 695
2019-11-05 02:33:41 C 21 11 25.45 +40 28 28.5 – o 695
2019-11-05 04:49:23 C 21 13 16.10 +40 17 39.3 – V T05
2019-11-05 05:13:45 C 21 13 35.01 +40 15 36.6 – V T05
2019-11-05 06:15:54 C 21 14 23.46 +40 10 19.3 – V T05
2019-11-05 06:21:22 C 21 14 27.62 +40 09 50.7 – V T05
2019-11-05 06:29:21 C 21 14 33.95 +40 09 09.2 – V T05
2019-11-05 06:45:25 C 21 14 46.57 +40 07 45.4 – V T05
2019-11-06 19:46:37 C 21 47 30.90 +36 14 57.2 – V C95
2019-11-06 20:02:38 C 21 47 45.72 +36 12 53.7 – V C95
2019-11-10 08:33:44 C 23 17 44.34 +20 05 13.1 – V T08
2019-11-10 08:44:26 C 23 17 56.11 +20 02 27.1 – V T08
2019-11-10 09:08:37 C 23 18 22.67 +19 56 13.0 – V T08
2019-11-10 09:17:14 C 23 18 32.26 +19 53 58.5 – V T08
2019-11-13 07:19:06 C 00 35 25.428 +00 23 29.54 – U F52
2019-11-13 07:53:01 C 00 35 58.752 +00 14 11.64 – U F52
2019-11-13 08:09:59 C 00 36 15.391 +00 09 33.03 – U F52
2019-11-13 09:50:09 C 00 37 53.54 -00 17 43.8 – V T08
2019-11-13 09:54:51 C 00 37 58.13 -00 19 00.3 – V T08
2019-11-13 10:04:15 C 00 38 07.36 -00 21 34.0 – V T08
2019-11-13 10:20:57 C 00 38 23.79 -00 26 05.8 – V T08
2019-11-14 09:03:43 C 01 00 35.684 -06 19 36.86 – U F52
2019-11-14 09:21:28 C 01 00 51.665 -06 23 57.75 – U F52
2019-11-14 09:56:56 C 01 01 23.628 -06 32 37.45 – U F52
2019-11-16 10:29:46 C 01 42 25.34 -16 44 24.6 – V T08
2019-11-16 10:34:28 C 01 42 28.81 -16 45 14.2 – V T08
2019-11-16 10:45:13 C 01 42 36.63 -16 47 05.6 – V T08
2019-11-16 11:02:30 C 01 42 49.21 -16 50 06.0 – V T08
2019-11-17 05:26:32 C 01 56 12.77 -19 49 52.0 – o 691
2019-11-17 05:36:03 C 01 56 19.04 -19 51 17.7 – o 691
2019-11-17 05:45:26 C 01 56 25.28 -19 52 42.5 – o 691
2019-11-18 03:24:06 C 02 10 39.90 -22 51 09.7 – o 691
2019-11-18 03:34:12 C 02 10 45.91 -22 52 26.6 – o 691
2019-11-18 03:44:10 C 02 10 51.85 -22 53 41.9 – o 691
2019-11-20 10:15:39 C 02 40 21.66 -28 21 26.7 – V T08
2019-11-20 10:20:19 C 02 40 23.71 -28 21 49.2 – V T08
2019-11-20 10:28:17 C 02 40 27.29 -28 22 26.5 – V T08
2019-11-20 10:42:55 C 02 40 33.84 -28 23 34.2 – V T08
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)