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
2022-10-29 19:11:09 C 20 27 50.755 +52 44 37.77 V L92
2022-10-29 19:11:47 C 20 27 50.952 +52 44 40.75 V L92
2022-10-29 19:12:25 C 20 27 51.170 +52 44 43.98 V L92
2022-10-29 19:13:02 C 20 27 51.405 +52 44 46.84 V L92
2022-10-29 19:13:40 C 20 27 51.668 +52 44 49.52 V L92
2022-10-29 19:14:17 C 20 27 51.861 +52 44 52.88 V L92
2022-10-29 19:14:55 C 20 27 52.035 +52 44 56.03 V L92
2022-10-29 19:15:32 C 20 27 52.277 +52 44 59.18 V L92
2022-10-29 19:16:10 C 20 27 52.480 +52 45 01.72 V L92
2022-10-29 19:16:47 C 20 27 52.658 +52 45 04.98 V L92
2022-10-29 19:17:25 C 20 27 52.900 +52 45 08.23 V L92
2022-10-29 19:18:02 C 20 27 53.149 +52 45 11.19 V L92
2022-10-29 19:18:40 C 20 27 53.370 +52 45 14.41 V L92
2022-10-29 19:19:18 C 20 27 53.558 +52 45 17.37 V L92
2022-10-29 19:19:56 C 20 27 53.813 +52 45 20.10 V L92
2022-10-29 19:20:34 C 20 27 54.160 +52 45 22.38 V L92
2022-10-29 19:21:12 C 20 27 54.280 +52 45 26.32 V L92
2022-10-29 19:21:49 C 20 27 54.462 +52 45 29.44 V L92
2022-10-29 19:22:27 C 20 27 54.667 +52 45 32.62 V L92
2022-10-29 19:23:04 C 20 27 54.902 +52 45 35.54 V L92
2022-10-29 19:23:41 C 20 27 55.153 +52 45 38.52 V L92
2022-10-29 19:24:19 C 20 27 55.313 +52 45 41.50 V L92
2022-10-29 19:24:56 C 20 27 55.614 +52 45 44.75 V L92
2022-10-29 19:25:34 C 20 27 55.768 +52 45 47.22 V L92
2022-10-29 19:26:11 C 20 27 55.979 +52 45 50.70 V L92
2022-10-29 19:26:49 C 20 27 56.237 +52 45 53.65 V L92
2022-10-29 19:27:27 C 20 27 56.411 +52 45 56.73 V L92
2022-10-29 19:28:04 C 20 27 56.679 +52 45 59.79 V L92
2022-10-29 19:28:41 C 20 27 56.854 +52 46 02.49 V L92
2022-10-29 19:29:19 C 20 27 57.123 +52 46 05.06 V L92
2022-10-29 19:33:04 C 20 27 58.342 +52 46 24.19 V L92
2022-10-29 19:33:41 C 20 27 58.566 +52 46 25.98 V L92
2022-10-29 19:34:19 C 20 27 58.714 +52 46 29.04 V L92
2022-10-29 19:34:57 C 20 27 59.050 +52 46 32.39 V L92
2022-10-29 19:35:34 C 20 27 59.332 +52 46 35.56 V L92
2022-10-29 19:43:22 C 20 28 02.011 +52 47 13.77 V L92
2022-10-29 19:44:55 C 20 28 02.553 +52 47 20.98 V L92
2022-10-29 19:46:29 C 20 28 03.116 +52 47 28.59 V L92
2022-10-29 20:01:14 C 20 28 09.07 +52 48 38.0 d B66
2022-10-29 20:31:56 C 20 28 19.88 +52 51 06.0 d B66
2022-10-29 20:48:42 C 20 28 25.81 +52 52 26.6 d B66
2022-10-29 21:49:58 C 20 28 47.69 +52 57 19.3 d B66
2022-10-30 02:10:22 C 20 30 26.73 +53 18 53.5 Z V33
2022-10-30 02:13:36 C 20 30 28.06 +53 19 09.4 Z V33
2022-10-30 02:15:43 C 20 30 28.50 +53 19 21.2 Z V33
2022-10-31 07:05:26 C 20 41 24.355 +55 32 03.12 V T05
2022-10-31 07:16:31 C 20 41 28.438 +55 32 49.99 V T05
2022-10-31 07:21:06 C 20 41 30.118 +55 33 09.50 V T05
2022-10-31 07:39:22 C 20 41 36.864 +55 34 26.58 V T05
2022-10-31 16:33:51 C 20 45 07.92 +56 12 45.7 q C97