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
2022-10-28 19:06:16 C 20 19 11.578 +50 40 43.27 q L92
2022-10-28 19:07:25 C 20 19 11.929 +50 40 49.30 q L92
2022-10-28 19:08:32 C 20 19 12.313 +50 40 55.07 q L92
2022-10-28 19:09:40 C 20 19 12.677 +50 41 00.96 q L92
2022-10-28 19:10:48 C 20 19 13.103 +50 41 07.44 q L92
2022-10-28 19:11:55 C 20 19 13.465 +50 41 13.16 q L92
2022-10-28 19:13:03 C 20 19 13.812 +50 41 19.32 q L92
2022-10-28 19:14:11 C 20 19 14.192 +50 41 24.67 q L92
2022-10-28 19:15:18 C 20 19 14.595 +50 41 31.27 q L92
2022-10-28 19:16:26 C 20 19 14.973 +50 41 36.85 q L92
2022-10-28 19:20:55 C 20 19 16.472 +50 42 00.45 q L92
2022-10-28 19:22:03 C 20 19 16.824 +50 42 06.50 q L92
2022-10-28 19:23:11 C 20 19 17.188 +50 42 12.19 q L92
2022-10-28 19:25:32 C 20 19 18.101 +50 42 22.15 q L92
2022-10-28 19:26:40 C 20 19 18.342 +50 42 30.32 q L92
2022-10-28 19:27:47 C 20 19 18.740 +50 42 36.32 q L92
2022-10-28 19:28:55 C 20 19 19.081 +50 42 41.96 q L92
2022-10-28 19:30:02 C 20 19 19.465 +50 42 47.84 q L92
2022-10-28 19:31:09 C 20 19 19.854 +50 42 53.74 q L92
2022-10-28 19:32:18 C 20 19 20.228 +50 42 59.53 q L92
2022-10-28 19:33:25 C 20 19 20.613 +50 43 05.57 q L92
2022-10-28 19:34:33 C 20 19 20.940 +50 43 11.30 q L92
2022-10-28 19:35:40 C 20 19 21.411 +50 43 17.64 q L92
2022-10-28 19:36:47 C 20 19 21.778 +50 43 23.17 q L92
2022-10-28 19:37:55 C 20 19 22.112 +50 43 29.28 q L92
2022-10-28 19:39:04 C 20 19 22.496 +50 43 35.24 q L92
2022-10-28 19:40:11 C 20 19 22.883 +50 43 40.83 q L92
2022-10-28 19:41:19 C 20 19 23.269 +50 43 46.88 q L92
2022-10-28 19:42:27 C 20 19 23.654 +50 43 52.78 q L92
2022-10-28 19:43:34 C 20 19 24.013 +50 43 58.42 q L92
2022-10-28 19:44:42 C 20 19 24.355 +50 44 04.46 q L92
2022-10-28 19:45:49 C 20 19 24.695 +50 44 10.26 q L92
2022-10-28 19:50:20 C 20 19 26.290 +50 44 34.02 q L92
2022-10-28 19:51:29 C 20 19 26.672 +50 44 39.73 q L92
2022-10-28 19:52:37 C 20 19 27.036 +50 44 45.62 q L92
2022-10-28 19:53:44 C 20 19 27.454 +50 44 51.71 q L92
2022-10-28 19:54:52 C 20 19 27.827 +50 44 57.51 q L92
2022-10-28 19:56:00 C 20 19 28.174 +50 45 03.20 q L92
2022-10-29 17:47:06 C 20 27 22.20 +52 37 42.0 V M26
2022-10-29 17:51:44 C 20 27 23.80 +52 38 04.8 V M26
2022-10-29 17:56:21 C 20 27 25.40 +52 38 27.7 V M26
2022-10-29 18:00:57 C 20 27 27.00 +52 38 50.5 V M26
2022-10-29 19:04:41 C 20 27 48.451 +52 44 06.61 V L92
2022-10-29 19:05:48 C 20 27 48.922 +52 44 11.59 V L92
2022-10-29 19:06:55 C 20 27 49.312 +52 44 16.87 V L92
2022-10-29 19:08:03 C 20 27 49.670 +52 44 22.61 V L92
2022-10-29 19:09:10 C 20 27 49.861 +52 44 25.33 V L92
2022-10-29 19:09:17 C 20 27 50.094 +52 44 28.79 V L92
2022-10-29 19:09:54 C 20 27 50.341 +52 44 31.76 V L92
2022-10-29 19:10:32 C 20 27 50.531 +52 44 34.63 V L92