422787 (2001 WS1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6180125706 ± 3.99e-09
Semi-major axis (a)2.5921214752 AU ± 7.71e-10
Inclination (i)13.23411518° ± 1.88e-06
Long. of Asc. Node (Ω)1.28187721° ± 5.14e-06
Arg. of Perihelion (ω)5.23024977° ± 6.06e-06
Mean Anomaly (M)269.49601696° ± 6.35e-07
Mean Motion (n)0.2361724587°/day ± 1.05e-10
Perihelion dist (q)0.99015782 AU ± 1.04e-08
Aphelion dist (Q)4.19408513 AU ± 1.04e-08
Orbital Period4.17333286 yr ± 1.86e-09
Physical Parameters
H (abs. magnitude)17.03
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.276″
Uncertainty0
Orbit TypeApollo
MOID0.013088 AU
Observations Used1259
Oppositions21
Arc Total1997-2025
First Observation Used1997-08-02
Last Observation Used2025-03-29
Observations (1348)
Date Type RA Dec Mag Band Observatory
2022-10-31 16:39:19 C 20 45 09.95 +56 13 08.1 q C97
2022-10-31 16:44:29 C 20 45 11.90 +56 13 29.4 q C97
2022-10-31 18:55:40 C 20 46 05.278 +56 22 32.57 V L92
2022-10-31 18:56:47 C 20 46 05.733 +56 22 36.16 V L92
2022-10-31 18:57:55 C 20 46 06.021 +56 22 40.37 V L92
2022-10-31 18:59:02 C 20 46 06.523 +56 22 45.80 V L92
2022-10-31 19:00:09 C 20 46 06.924 +56 22 50.15 V L92
2022-10-31 19:01:18 C 20 46 07.360 +56 22 54.94 V L92
2022-10-31 19:02:26 C 20 46 07.702 +56 22 59.15 V L92
2022-10-31 19:03:34 C 20 46 08.204 +56 23 04.03 V L92
2022-10-31 19:04:41 C 20 46 08.618 +56 23 08.77 V L92
2022-10-31 19:05:49 C 20 46 09.039 +56 23 13.44 V L92
2022-10-31 19:06:56 C 20 46 09.448 +56 23 17.96 V L92
2022-10-31 19:08:04 C 20 46 09.863 +56 23 22.55 V L92
2022-10-31 19:09:11 C 20 46 10.300 +56 23 27.39 V L92
2022-10-31 19:10:18 C 20 46 10.738 +56 23 31.88 V L92
2022-10-31 19:11:26 C 20 46 11.127 +56 23 36.75 V L92
2022-10-31 19:12:33 C 20 46 11.559 +56 23 40.79 V L92
2022-10-31 19:13:41 C 20 46 12.000 +56 23 45.45 V L92
2022-10-31 19:14:49 C 20 46 12.410 +56 23 50.35 V L92
2022-10-31 19:15:56 C 20 46 12.807 +56 23 54.98 V L92
2022-10-31 19:17:04 C 20 46 13.280 +56 23 59.42 V L92
2022-10-31 19:18:11 C 20 46 13.667 +56 24 03.86 V L92
2022-10-31 19:19:18 C 20 46 14.101 +56 24 08.29 V L92
2022-10-31 19:20:26 C 20 46 14.551 +56 24 12.82 V L92
2022-10-31 19:21:33 C 20 46 14.979 +56 24 17.84 V L92
2022-10-31 19:22:41 C 20 46 15.371 +56 24 22.26 V L92
2022-10-31 19:23:48 C 20 46 15.880 +56 24 26.69 V L92
2022-10-31 19:24:56 C 20 46 16.230 +56 24 31.34 V L92
2022-10-31 19:26:04 C 20 46 16.687 +56 24 36.13 V L92
2022-10-31 19:27:11 C 20 46 17.067 +56 24 40.36 V L92
2022-10-31 19:28:18 C 20 46 17.520 +56 24 45.21 V L92
2022-10-31 19:29:26 C 20 46 17.905 +56 24 49.83 V L92
2022-10-31 19:30:33 C 20 46 18.362 +56 24 54.55 V L92
2022-10-31 19:31:41 C 20 46 18.759 +56 24 58.97 V L92
2022-10-31 19:32:49 C 20 46 19.212 +56 25 03.47 V L92
2022-10-31 19:33:56 C 20 46 19.611 +56 25 08.36 V L92
2022-10-31 19:35:04 C 20 46 20.046 +56 25 12.75 V L92
2022-10-31 19:36:11 C 20 46 20.498 +56 25 17.67 V L92
2022-10-31 19:37:18 C 20 46 20.899 +56 25 22.20 V L92
2022-10-31 19:38:26 C 20 46 21.333 +56 25 26.64 V L92
2022-10-31 19:39:35 C 20 46 21.755 +56 25 31.33 V L92
2022-10-31 19:40:42 C 20 46 22.175 +56 25 35.78 V L92
2022-10-31 19:41:50 C 20 46 22.609 +56 25 40.49 V L92
2022-10-31 19:42:57 C 20 46 23.080 +56 25 44.96 V L92
2022-10-31 19:44:04 C 20 46 23.469 +56 25 49.49 V L92
2022-10-31 19:45:12 C 20 46 23.886 +56 25 54.21 V L92
2022-10-31 19:46:19 C 20 46 24.317 +56 25 58.63 V L92
2022-10-31 19:47:27 C 20 46 24.760 +56 26 03.22 V L92
2022-10-31 19:48:35 C 20 46 25.148 +56 26 08.04 V L92