326683 (2002 WP)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2159263664 ± 2.98e-09
Semi-major axis (a)1.4500039278 AU ± 2.72e-10
Inclination (i)19.14993810° ± 1.85e-06
Long. of Asc. Node (Ω)76.29187587° ± 1.45e-06
Arg. of Perihelion (ω)1.25066784° ± 5.90e-06
Mean Anomaly (M)44.41734736° ± 3.92e-06
Mean Motion (n)0.5644929316°/day ± 1.59e-10
Perihelion dist (q)1.13690985 AU ± 4.32e-09
Aphelion dist (Q)1.76309801 AU ± 4.33e-09
Orbital Period1.74603831 yr ± 4.91e-10
Physical Parameters
H (abs. magnitude)18.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.342″
Uncertainty0
Orbit TypeAmor
MOID0.151113 AU
Observations Used1893
Radar Obs Used1
Gaia Obs Used43
Oppositions6
Arc Total2002-2017
First Observation Used2002-11-18
Last Observation Used2024-06-05
Observations (2785)
Date Type RA Dec Mag Band Observatory
2009-12-22 09:50:48 C 02 31 45.57 +28 04 31.9 u 379
2009-12-22 11:26:57 C 02 31 41.55 +28 10 14.5 u 379
2009-12-22 11:45:35 C 02 31 40.76 +28 11 20.0 u 379
2009-12-22 11:47:49 C 02 31 40.67 +28 11 27.9 u 379
2009-12-22 12:00:56 C 02 31 40.15 +28 12 14.4 u 379
2009-12-22 12:10:30 C 02 31 39.71 +28 12 48.0 u 379
2009-12-22 12:20:50 C 02 31 39.27 +28 13 24.3 u 379
2009-12-22 12:23:04 C 02 31 39.19 +28 13 32.2 u 379
2009-12-22 18:52:33 C 02 31 28.02 +28 36 09.3 16.3 o 084
2009-12-22 18:54:49 C 02 31 27.96 +28 36 17.3 16.0 o 084
2009-12-23 12:37:07 C 02 30 57.59 +29 38 01.4 u 379
2009-12-23 12:39:19 C 02 30 57.54 +29 38 08.6 u 379
2009-12-26 11:41:58 C 02 29 33.39 +33 30 26.2 u 379
2009-12-26 11:44:38 C 02 29 33.37 +33 30 34.0 u 379
2009-12-26 12:34:01 C 02 29 32.14 +33 33 06.4 u 379
2009-12-26 12:42:40 C 02 29 31.94 +33 33 33.4 u 379
2009-12-26 12:45:20 C 02 29 31.86 +33 33 41.4 u 379
2009-12-27 18:55:49 C 02 29 14.46 +35 05 18.2 c A53
2009-12-27 19:12:08 C 02 29 14.16 +35 06 06.2 c A53
2009-12-27 19:27:23 C 02 29 13.88 +35 06 51.9 c A53
2009-12-27 19:42:42 C 02 29 13.65 +35 07 37.2 c A53
2010-01-02 20:31:13 C 02 30 03.12 +41 34 45.8 w 160
2010-01-02 20:33:51 C 02 30 03.21 +41 34 53.0 w 160
2010-01-02 20:34:53 C 02 30 03.23 +41 34 55.5 w 160
2010-01-02 20:35:58 C 02 30 03.26 +41 34 58.1 w 160
2010-01-04 02:11:00 C 02 30 42.35 +42 44 17.7 o H21
2010-01-04 02:42:30 C 02 30 42.84 +42 45 29.0 o H21
2010-01-04 02:44:35 C 02 30 42.86 +42 45 33.8 o H21
2010-01-04 02:51:05 C 02 30 42.96 +42 45 48.4 o H21
2010-01-05 03:20:41 C 02 31 22.86 +43 40 53.1 17.5 c 704
2010-01-05 04:01:05 C 02 31 23.59 +43 42 20.8 18.5 c 704
2010-01-05 04:24:42 C 02 31 24.10 +43 43 12.1 18.2 c 704
2010-01-05 04:57:02 C 02 31 24.70 +43 44 22.0 17.4 c 704
2010-01-05 20:33:03 C 02 31 53.13 +44 18 05.7 17.6 u C20
2010-01-05 20:35:11 C 02 31 53.19 +44 18 10.0 17.4 u C20
2010-01-05 22:27:46 C 02 31 56.54 +44 22 04.0 18.1 u C20
2010-01-06 00:20:30 C 02 32 00.44 +44 25 57.5 17.9 u C20
2010-01-06 00:22:37 C 02 32 00.53 +44 26 01.6 17.6 u C20
2010-01-08 19:08:25 C 02 34 38.29 +46 42 00.6 17.7 u C20
2010-01-08 19:10:32 C 02 34 38.37 +46 42 04.6 17.6 u C20
2010-01-09 00:11:00 C 02 34 51.60 +46 51 23.8 17.2 u C20
2010-01-09 00:13:07 C 02 34 51.72 +46 51 27.9 17.3 u C20
2010-01-09 18:50:48 C 02 35 46.24 +47 27 01.3 17.6 u C20
2010-01-09 18:52:55 C 02 35 46.34 +47 27 05.1 17.6 u C20
2010-01-10 00:10:49 C 02 36 01.72 +47 36 35.9 18.4 u C20
2010-01-10 00:12:56 C 02 36 01.85 +47 36 39.7 18.0 u C20
2010-01-10 19:15:55 C 02 37 02.56 +48 11 43.9 18.0 u C20
2010-01-11 21:01:55 C 02 38 30.07 +48 57 05.8 18.8 u C20
2010-01-11 21:04:02 C 02 38 30.28 +48 57 09.6 17.6 u C20
2010-01-26 19:27:49 C 03 11 57.81 +56 59 26.5 19.7 u C20
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-12-06 04:17:00 152447409.92 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)