2001 WH1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7949331589 ± 2.00e+00
Semi-major axis (a)2.4784814198 AU ± 3.00e+00
Inclination (i)15.59765729° ± 4.00e+00
Long. of Asc. Node (Ω)67.02149607° ± 5.00e+00
Arg. of Perihelion (ω)108.61668021° ± 6.00e+00
Mean Anomaly (M)50.84158803° ± 3.28e-01
Mean Motion (n)0.2525956700°/day ± 4.59e-01
Perihelion dist (q)0.50825470 AU ± 4.99e+00
Aphelion dist (Q)4.44870550 AU ± 7.32e+00
Orbital Period3.90191810 yr ± 7.08e+00
Physical Parameters
H (abs. magnitude)20.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.402″
Uncertainty3
Orbit TypeApollo
MOID0.058635 AU
Observations Used103
Oppositions1
Arc Total2001-2001
First Observation Used
Last Observation Used2001-12-11
Observations (108)
Date Type RA Dec Mag Band Observatory
2001-12-05 21:53:59 C 03 20 22.83 +28 26 38.0 c 587
2001-12-06 04:55:39 C 03 14 33.62 +29 01 09.5 d 649
2001-12-06 04:56:33 C 03 14 32.83 +29 01 13.7 d 649
2001-12-06 04:58:22 C 03 14 31.24 +29 01 22.8 d 649
2001-12-07 21:51:46 C 02 30 57.37 +32 37 50.5 c 118
2001-12-07 21:56:02 C 02 30 51.72 +32 38 13.7 c 118
2001-12-08 03:43:47 C 02 23 06.41 +33 10 12.9 715
2001-12-08 03:46:09 C 02 23 03.03 +33 10 26.4 715
2001-12-08 03:48:33 C 02 22 59.65 +33 10 38.8 715
2001-12-08 17:14:15 C 02 03 02.34 +34 20 50.5 c 118
2001-12-08 17:16:40 C 02 02 58.45 +34 21 03.1 c 118
2001-12-08 17:21:16 C 02 02 50.99 +34 21 27.1 c 118
2001-12-08 19:22:15 C 01 59 34.17 +34 31 42.0 c 198
2001-12-08 19:30:20 C 01 59 20.90 +34 32 22.6 c 198
2001-12-08 19:38:33 C 01 59 07.33 +34 33 03.7 c 198
2001-12-08 19:45:08 C 01 58 56.45 +34 33 36.6 c 198
2001-12-09 03:36:04 C 01 45 37.90 +35 11 40.2 16.8 c 704
2001-12-09 03:57:34 C 01 44 59.33 +35 13 18.2 17.1 c 704
2001-12-09 04:19:05 C 01 44 20.62 +35 14 55.6 17.3 c 704
2001-12-09 04:40:47 C 01 43 41.46 +35 16 32.2 17.2 c 704
2001-12-09 16:33:50 C 01 21 32.56 +36 04 14.3 c 118
2001-12-09 16:36:23 C 01 21 27.45 +36 04 23.9 c 118
2001-12-09 16:40:42 C 01 21 18.90 +36 04 39.5 c 118
2001-12-09 18:39:39 C 01 17 19.96 +36 11 35.3 c 046
2001-12-09 18:40:18 C 01 17 18.63 +36 11 37.4 c 046
2001-12-09 18:40:48 C 01 17 17.61 +36 11 39.6 c 046
2001-12-09 18:41:14 C 01 17 16.76 +36 11 40.9 c 046
2001-12-09 18:42:07 C 01 17 14.96 +36 11 43.4 c 046
2001-12-09 21:44:52 C 01 11 00.73 +36 21 14.9 d 611
2001-12-09 21:46:03 C 01 10 58.27 +36 21 16.7 d 611
2001-12-09 21:47:09 C 01 10 56.00 +36 21 21.5 d 611
2001-12-09 23:43:11 C 01 07 04.63 +36 27 02.8 i 726
2001-12-09 23:45:42 C 01 06 59.25 +36 27 09.9 i 726
2001-12-09 23:48:12 C 01 06 53.88 +36 27 16.6 i 726
2001-12-09 23:50:41 C 01 06 49.16 +36 27 19.7 i 726
2001-12-09 23:53:12 C 01 06 43.64 +36 27 31.3 i 726
2001-12-09 23:55:41 C 01 06 38.08 +36 27 39.1 i 726
2001-12-10 01:15:36 C 01 03 48.99 +36 31 19.5 i 726
2001-12-10 01:18:06 C 01 03 43.15 +36 31 25.8 i 726
2001-12-10 01:20:35 C 01 03 37.96 +36 31 33.6 i 726
2001-12-10 01:23:06 C 01 03 32.93 +36 31 39.2 i 726
2001-12-10 02:14:24 C 01 01 43.35 +36 34 05.0 d 739
2001-12-10 02:16:13 C 01 01 39.35 +36 34 10.1 d 739
2001-12-10 02:17:34 C 01 01 36.61 +36 34 12.8 d 739
2001-12-10 04:38:19 C 00 56 34.80 +36 39 47.4 c 670
2001-12-10 04:42:11 C 00 56 26.29 +36 39 55.6 c 670
2001-12-10 05:18:42 C 00 55 06.54 +36 41 09.0 c 670
2001-12-10 05:33:22 C 00 54 34.31 +36 41 37.1 c 670
2001-12-10 16:58:22 C 00 29 13.32 +36 55 04.8 c 185
2001-12-10 17:06:56 C 00 28 53.35 +36 55 08.7 c 185