252558 (2001 WT1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3972418782 ± 3.45e-08
Semi-major axis (a)1.0892560479 AU ± 1.35e-09
Inclination (i)7.16348816° ± 3.16e-06
Long. of Asc. Node (Ω)73.75475184° ± 2.67e-05
Arg. of Perihelion (ω)180.74035891° ± 2.90e-05
Mean Anomaly (M)189.45359100° ± 1.21e-05
Mean Motion (n)0.8669964241°/day ± 1.61e-09
Perihelion dist (q)0.65655793 AU ± 3.76e-08
Aphelion dist (Q)1.52195417 AU ± 3.76e-08
Orbital Period1.13682855 yr ± 2.11e-09
Physical Parameters
H (abs. magnitude)20.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.461″
Uncertainty0
Orbit TypeApollo
MOID0.121809 AU
Observations Used265
Oppositions3
Arc Total2001-2025
First Observation Used2001-11-15
Last Observation Used2025-12-22
Observations (303)
Date Type RA Dec Mag Band Observatory
2001-11-15 14:53:32 C 04 13 02.81 +14 41 22.8 o 608
2001-11-15 15:09:35 C 04 13 00.63 +14 41 22.8 o 608
2001-11-17 06:59:26 C 04 07 48.61 +14 42 44.9 20.0 c 704
2001-11-17 07:20:28 C 04 07 45.73 +14 42 46.1 20.4 c 704
2001-11-17 08:03:45 C 04 07 39.81 +14 42 47.7 20.2 c 704
2001-11-17 08:25:13 C 04 07 36.89 +14 42 47.7 20.1 c 704
2001-11-18 07:31:15 C 04 04 35.04 +14 43 31.0 c 696
2001-11-18 07:35:06 C 04 04 34.51 +14 43 31.3 c 696
2001-11-19 05:02:43 C 04 01 45.90 +14 44 08.5 19.5 c 704
2001-11-19 05:24:12 C 04 01 42.97 +14 44 08.6 19.6 c 704
2001-11-19 05:45:22 C 04 01 40.12 +14 44 10.1 19.4 c 704
2001-11-19 06:06:47 C 04 01 37.21 +14 44 11.0 19.7 c 704
2001-11-19 06:27:58 C 04 01 34.34 +14 44 11.8 19.7 c 704
2001-11-20 06:50:04 C 03 58 22.56 +14 44 54.2 19.7 d 704
2001-11-20 07:11:31 C 03 58 19.62 +14 44 54.8 19.9 d 704
2001-11-20 07:32:38 C 03 58 16.81 +14 44 55.3 19.9 d 704
2001-11-20 07:53:46 C 03 58 13.98 +14 44 55.7 20.0 d 704
2001-11-20 08:14:54 C 03 58 11.07 +14 44 55.8 19.6 d 704
2001-11-20 15:44:38 C 03 57 12.45 +14 45 08.3 402
2001-11-20 15:46:31 C 03 57 12.15 +14 45 07.5 402
2001-11-20 15:48:25 C 03 57 11.94 +14 45 07.8 402
2001-11-20 15:50:18 C 03 57 11.76 +14 45 07.4 402
2001-11-20 22:47:57 C 03 56 17.49 +14 45 15.5 c 046
2001-11-20 22:50:18 C 03 56 17.09 +14 45 15.2 c 046
2001-11-20 22:52:24 C 03 56 16.74 +14 45 15.4 c 046
2001-11-20 22:57:12 C 03 56 16.20 +14 45 15.6 c 046
2001-11-20 22:59:20 C 03 56 15.98 +14 45 16.3 c 046
2001-12-06 05:13:56 C 03 13 41.60 +14 56 31.7 d 649
2001-12-06 05:25:22 C 03 13 40.45 +14 56 31.4 d 649
2001-12-06 05:31:00 C 03 13 40.00 +14 56 31.6 d 649
2002-01-09 02:53:19 C 02 41 16.82 +16 56 01.8 291
2002-01-09 03:23:43 C 02 41 17.03 +16 56 08.8 291
2002-01-09 03:53:55 C 02 41 17.26 +16 56 14.4 291
2002-11-06 03:40:20 C 23 27 03.80 -20 40 52.1 d 291
2002-11-06 03:51:05 C 23 27 04.50 -20 40 32.9 d 291
2002-11-06 04:02:06 C 23 27 05.13 -20 40 15.3 d 291
2002-11-07 03:33:08 C 23 28 40.96 -20 01 39.6 d 291
2002-11-07 03:44:09 C 23 28 41.64 -20 01 21.8 d 291
2002-11-07 03:57:15 C 23 28 42.45 -20 01 00.4 d 291
2008-11-30 10:35:52 C 08 30 58.07 +23 34 32.1 o 291
2008-11-30 10:41:50 C 08 30 58.15 +23 34 34.5 o 291
2008-11-30 10:47:56 C 08 30 58.21 +23 34 37.0 o 291
2008-12-21 10:25:07 C 08 22 39.73 +28 47 11.9 r 448
2008-12-21 10:52:45 C 08 22 38.11 +28 47 36.4 r 448
2008-12-21 11:20:56 C 08 22 36.50 +28 47 59.1 r 448
2008-12-26 23:28:20 C 08 13 41.26 +30 51 45.2 r A13
2008-12-28 20:33:50 C 08 09 48.65 +31 37 26.5 r A13
2008-12-28 21:01:52 C 08 09 46.02 +31 37 56.1 r A13
2008-12-31 07:29:27 C 08 04 02.56 +32 39 27.8 r 703
2008-12-31 07:40:41 C 08 04 01.27 +32 39 40.6 r 703