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
2022-10-27 19:11:44 C 20 10 57.32 +48 27 51.2 V M32
2022-10-27 19:12:01 C 20 10 57.40 +48 27 53.0 V M32
2022-10-27 19:12:18 C 20 10 57.50 +48 27 54.6 V M32
2022-10-27 19:12:35 C 20 10 57.58 +48 27 56.3 V M32
2022-10-27 19:12:51 C 20 10 57.66 +48 27 58.0 V M32
2022-10-27 19:13:08 C 20 10 57.79 +48 27 59.4 V M32
2022-10-27 19:13:25 C 20 10 57.86 +48 28 01.0 V M32
2022-10-27 19:13:42 C 20 10 57.94 +48 28 02.4 V M32
2022-10-27 19:13:59 C 20 10 58.05 +48 28 04.3 V M32
2022-10-27 19:14:16 C 20 10 58.15 +48 28 05.8 V M32
2022-10-27 19:14:32 C 20 10 58.20 +48 28 07.3 V M32
2022-10-27 19:14:49 C 20 10 58.31 +48 28 09.2 V M32
2022-10-27 19:15:06 C 20 10 58.41 +48 28 10.4 V M32
2022-10-27 19:15:23 C 20 10 58.48 +48 28 12.4 V M32
2022-10-27 19:15:40 C 20 10 58.60 +48 28 13.6 V M32
2022-10-27 19:15:56 C 20 10 58.69 +48 28 15.0 V M32
2022-10-27 19:16:13 C 20 10 58.77 +48 28 16.6 V M32
2022-10-27 19:16:30 C 20 10 58.88 +48 28 18.5 V M32
2022-10-27 19:16:47 C 20 10 58.95 +48 28 20.0 V M32
2022-10-27 19:17:04 C 20 10 59.06 +48 28 21.5 V M32
2022-10-27 19:17:21 C 20 10 59.12 +48 28 23.3 V M32
2022-10-27 19:17:37 C 20 10 59.22 +48 28 25.0 V M32
2022-10-27 19:17:54 C 20 10 59.30 +48 28 26.2 V M32
2022-10-27 19:18:11 C 20 10 59.41 +48 28 27.8 V M32
2022-10-27 19:18:28 C 20 10 59.51 +48 28 29.4 V M32
2022-10-27 19:18:45 C 20 10 59.59 +48 28 31.1 V M32
2022-10-27 20:16:42 C 20 11 18.33 +48 33 58.2 q L04
2022-10-27 20:23:33 C 20 11 20.57 +48 34 36.4 q L04
2022-10-27 23:46:00 C 20 12 31.70 +48 54 05.4 q X04
2022-10-28 00:10:20 C 20 12 39.49 +48 56 21.3 q X04
2022-10-28 00:25:14 V 20 12 44.683 +48 57 52.63 q 247
2022-10-28 00:25:14 v 1 283.9120 +43.0500 247
2022-10-28 00:37:54 C 20 12 48.46 +48 58 55.9 q X04
2022-10-28 00:38:12 V 20 12 48.845 +48 59 04.92 q 247
2022-10-28 00:38:12 v 1 283.9120 +43.0500 247
2022-10-28 00:50:44 V 20 12 52.865 +49 00 15.12 q 247
2022-10-28 00:50:44 v 1 283.9120 +43.0500 247
2022-10-28 18:49:57 C 20 19 06.152 +50 39 17.82 q L92
2022-10-28 18:51:04 C 20 19 06.492 +50 39 23.68 q L92
2022-10-28 18:52:12 C 20 19 06.872 +50 39 29.45 q L92
2022-10-28 18:55:02 C 20 19 07.852 +50 39 44.31 q L92
2022-10-28 18:56:09 C 20 19 08.157 +50 39 49.84 q L92
2022-10-28 18:57:16 C 20 19 08.567 +50 39 56.14 q L92
2022-10-28 18:58:25 C 20 19 08.931 +50 40 01.64 q L92
2022-10-28 18:59:32 C 20 19 09.353 +50 40 08.46 q L92
2022-10-28 19:00:40 C 20 19 09.690 +50 40 13.66 q L92
2022-10-28 19:01:47 C 20 19 10.045 +50 40 19.70 q L92
2022-10-28 19:02:54 C 20 19 10.420 +50 40 25.88 q L92
2022-10-28 19:04:02 C 20 19 10.831 +50 40 31.50 q L92
2022-10-28 19:05:09 C 20 19 11.197 +50 40 37.16 q L92