450185 (2001 WJ2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2440562826 ± 6.56e-08
Semi-major axis (a)1.4457499804 AU ± 3.39e-09
Inclination (i)27.33363910° ± 2.07e-05
Long. of Asc. Node (Ω)57.16598186° ± 7.82e-06
Arg. of Perihelion (ω)298.01250298° ± 3.51e-05
Mean Anomaly (M)323.92010769° ± 4.59e-05
Mean Motion (n)0.5669861933°/day ± 2.00e-09
Perihelion dist (q)1.09290561 AU ± 9.49e-08
Aphelion dist (Q)1.79859435 AU ± 9.50e-08
Orbital Period1.73836029 yr ± 6.12e-09
Physical Parameters
H (abs. magnitude)20.14
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.527″
Uncertainty0
Orbit TypeAmor
MOID0.209205 AU
Observations Used149
Oppositions9
Arc Total2001-2022
First Observation Used2001-11-19
Last Observation Used2022-12-15
Observations (153)
Date Type RA Dec Mag Band Observatory
2001-12-04 12:02:12 C 01 25 24.69 +17 05 48.7 c 413
2001-12-04 12:04:11 C 01 25 24.63 +17 05 56.4 c 413
2001-12-07 05:54:04 C 01 23 48.79 +20 02 22.2 19.9 c 644
2001-12-07 06:27:22 C 01 23 47.98 +20 03 45.8 20.3 c 644
2001-12-07 07:13:48 C 01 23 46.89 +20 05 42.8 20.7 c 644
2001-12-10 03:26:00 C 01 22 53.43 +22 48 05.4 19.4 c 704
2001-12-10 03:47:38 C 01 22 53.19 +22 48 53.8 20.2 c 704
2001-12-10 04:09:15 C 01 22 52.86 +22 49 41.6 20.0 c 704
2001-12-10 04:30:54 C 01 22 52.50 +22 50 30.2 20.0 c 704
2001-12-10 04:52:33 C 01 22 52.28 +22 51 18.7 20.1 c 704
2002-01-09 02:58:31 C 01 46 57.72 +39 09 37.8 c 696
2002-01-09 03:04:26 C 01 46 58.16 +39 09 43.8 c 696
2002-01-09 03:13:08 C 01 46 58.54 +39 09 51.8 c 696
2006-04-19 09:39:05 C 14 32 09.73 +18 26 26.5 d 291
2006-04-19 09:46:00 C 14 32 09.07 +18 26 25.3 d 291
2006-04-19 09:51:43 C 14 32 08.44 +18 26 23.1 d 291
2006-04-20 06:58:05 C 14 30 07.46 +18 21 37.3 d 291
2006-04-20 07:03:44 C 14 30 06.99 +18 21 35.8 d 291
2006-04-20 07:09:32 C 14 30 06.31 +18 21 34.8 d 291
2008-06-09 15:32:06 C 23 44 24.12 -51 55 44.1 o 474
2008-06-09 15:36:30 C 23 44 25.40 -51 55 47.0 o 474
2008-06-09 15:40:56 C 23 44 26.67 -51 55 49.7 o 474
2008-06-09 15:45:25 C 23 44 27.88 -51 55 53.2 o 474
2008-10-07 10:04:30 C 06 10 34.90 -17 55 30.5 r 448
2008-10-07 10:41:33 C 06 10 35.35 -17 54 29.2 r 448
2008-10-07 11:49:48 C 06 10 36.09 -17 52 39.1 r 448
2008-10-29 08:52:36 C 06 03 42.38 +02 28 50.1 o H55
2008-10-29 08:55:09 C 06 03 42.21 +02 28 57.9 o H55
2008-10-29 09:03:20 C 06 03 41.75 +02 29 24.2 o H55
2008-10-29 09:06:00 C 06 03 41.58 +02 29 32.8 o H55
2008-11-05 09:58:45 C 05 52 02.96 +12 20 52.8 r 703
2008-11-05 10:05:43 C 05 52 02.20 +12 21 22.5 r 703
2008-11-05 10:19:43 C 05 52 00.94 +12 22 11.6 r 703
2008-11-06 22:13:33 C 05 48 44.45 +14 38 59.9 r B67
2008-11-06 22:23:03 C 05 48 43.50 +14 39 37.0 r B67
2008-11-06 22:32:23 C 05 48 42.61 +14 40 12.6 r B67
2008-11-08 04:30:53 C 05 45 40.91 +16 36 43.9 v 204
2008-11-08 04:36:58 C 05 45 40.24 +16 37 07.5 v 204
2008-11-08 04:42:50 C 05 45 39.61 +16 37 30.2 v 204
2008-11-18 09:18:03 C 05 12 49.19 +32 33 45.4 o H55
2008-11-18 09:20:51 C 05 12 48.71 +32 33 55.7 o H55
2008-11-18 09:24:05 C 05 12 48.15 +32 34 07.5 o H55
2008-11-18 09:26:43 C 05 12 47.68 +32 34 17.4 o H55
2008-11-18 09:29:00 C 05 12 47.30 +32 34 25.3 o H55
2008-11-18 09:31:24 C 05 12 46.88 +32 34 35.5 o H55
2008-11-18 16:39:37 C 05 11 36.83 +33 00 52.2 m 355
2008-11-18 16:41:51 C 05 11 36.40 +33 01 00.5 m 355
2008-11-18 16:48:36 C 05 11 35.26 +33 01 24.8 m 355
2008-11-22 08:07:36 C 04 56 15.49 +38 04 51.3 19.6 c 704
2008-11-22 08:25:36 C 04 56 12.12 +38 05 49.7 19.1 c 704