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
2022-11-09 19:49:17 C 22 24 17.634 +66 13 45.88 V L92
2022-11-09 19:52:28 C 22 24 19.110 +66 13 50.67 V L92
2022-11-09 19:56:10 C 22 24 22.65 +66 13 49.9 q J69
2022-11-09 19:56:43 C 22 24 21.167 +66 13 57.05 V L92
2022-11-09 20:00:59 C 22 24 23.015 +66 14 02.33 V L92
2022-11-09 20:04:40 C 22 24 26.61 +66 14 02.2 q J69
2022-11-09 20:13:10 C 22 24 30.65 +66 14 14.5 q J69
2022-11-09 20:21:41 C 22 24 34.56 +66 14 26.4 q J69
2022-11-11 16:48:30 C 22 46 22.588 +67 10 04.22 X B72
2022-11-11 16:49:35 C 22 46 23.098 +67 10 05.45 X B72
2022-11-11 16:50:40 C 22 46 23.644 +67 10 06.78 X B72
2022-11-11 16:51:45 C 22 46 24.107 +67 10 07.88 X B72
2022-11-11 16:52:50 C 22 46 24.614 +67 10 09.05 X B72
2022-11-11 16:53:55 C 22 46 25.124 +67 10 10.30 X B72
2022-11-11 16:55:00 C 22 46 25.637 +67 10 11.46 X B72
2022-11-11 16:56:05 C 22 46 26.173 +67 10 12.72 X B72
2022-11-11 16:57:10 C 22 46 26.684 +67 10 13.87 X B72
2022-11-11 16:58:06 C 22 46 27.077 +67 10 14.95 X B72
2022-11-11 16:58:50 C 22 46 27.471 +67 10 15.87 X B72
2022-11-11 16:59:35 C 22 46 27.814 +67 10 16.58 X B72
2022-11-11 17:00:20 C 22 46 28.149 +67 10 17.44 X B72
2022-11-11 17:01:05 C 22 46 28.495 +67 10 18.30 X B72
2022-11-13 17:02:18 C 23 09 42.60 +67 51 10.5 V C23
2022-11-13 17:11:33 C 23 09 46.86 +67 51 17.3 V C23
2022-11-13 17:19:04 C 23 09 50.36 +67 51 22.6 V C23
2022-11-13 17:48:59 C 23 10 04.49 +67 51 41.1 V Z87
2022-11-13 18:07:26 C 23 10 12.99 +67 51 54.0 V Z87
2022-11-13 18:34:31 C 23 10 25.51 +67 52 12.3 V Z87
2022-11-14 07:53:44 C 23 16 41.110 +68 00 30.64 V T08
2022-11-14 07:57:44 C 23 16 42.898 +68 00 32.65 V T08
2022-11-14 08:01:48 C 23 16 44.710 +68 00 34.56 V T08
2022-11-14 08:07:09 C 23 16 47.110 +68 00 37.04 V T08
2022-11-15 00:42:34 C 23 24 38.66 +68 08 43.0 q W58
2022-11-15 00:52:44 C 23 24 43.20 +68 08 47.0 q W58
2022-11-15 01:00:39 C 23 24 46.64 +68 08 50.7 q W58
2022-11-16 08:28:29 C 23 39 11.357 +68 19 22.37 V T05
2022-11-16 08:33:06 C 23 39 13.325 +68 19 23.12 V T05
2022-11-16 08:44:54 C 23 39 18.403 +68 19 24.82 V T05
2022-11-16 09:00:39 C 23 39 25.176 +68 19 27.26 V T05
2022-11-17 14:13:32 C 23 52 30.05 +68 23 26.6 q 168
2022-11-17 16:34:06 C 23 53 29.24 +68 23 36.9 q 168
2022-11-17 19:08:13 C 23 54 34.09 +68 23 38.4 q 168
2022-11-17 21:29:11 C 23 55 34.14 +68 23 32.9 q 168
2022-11-17 23:53:10 C 23 56 36.60 +68 23 24.4 q 168
2022-11-18 02:02:20 C 23 57 33.56 +68 23 17.6 q 168
2022-11-18 06:42:53 C 23 59 35.410 +68 24 07.99 V T08
2022-11-18 06:47:32 C 23 59 37.284 +68 24 07.70 V T08
2022-11-18 06:55:32 C 23 59 40.476 +68 24 07.52 V T08
2022-11-18 07:19:06 C 23 59 49.954 +68 24 06.52 V T08
2022-11-18 07:23:45 C 23 59 51.804 +68 24 06.19 V T08