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
2022-10-18 13:33:17 C 19 09 22.208 +20 57 16.01 V O85
2022-10-18 13:34:27 C 19 09 22.488 +20 57 25.98 V O85
2022-10-18 13:38:07 C 19 09 23.253 +20 57 57.42 V O85
2022-10-18 13:39:17 C 19 09 23.490 +20 58 07.57 V O85
2022-10-18 13:42:57 C 19 09 24.292 +20 58 39.17 V O85
2022-10-18 13:44:07 C 19 09 24.579 +20 58 48.86 V O85
2022-10-18 17:32:35 C 19 10 19.60 +21 31 43.0 V 130
2022-10-18 17:34:20 C 19 10 19.97 +21 31 58.0 V 130
2022-10-18 17:35:38 C 19 10 20.25 +21 32 09.4 V 130
2022-10-18 17:36:56 C 19 10 20.52 +21 32 20.5 V 130
2022-10-18 17:38:32 C 19 10 21.26 +21 32 28.1 V C23
2022-10-18 17:43:10 C 19 10 22.26 +21 33 08.0 V C23
2022-10-18 17:48:22 C 19 10 23.37 +21 33 52.9 V C23
2022-10-20 18:22:01 C 19 21 56.966 +28 26 38.40 V L92
2022-10-20 18:23:16 C 19 21 57.244 +28 26 49.07 V L92
2022-10-20 18:24:49 C 19 21 57.677 +28 27 01.75 V L92
2022-10-20 18:26:22 C 19 21 57.929 +28 27 15.04 q L92
2022-10-20 18:27:57 C 19 21 58.262 +28 27 27.55 q L92
2022-10-20 18:29:30 C 19 21 58.615 +28 27 40.09 q L92
2022-10-20 18:31:03 C 19 21 59.032 +28 27 52.84 q L92
2022-10-20 18:32:38 C 19 21 59.385 +28 28 06.25 q L92
2022-10-20 18:34:13 C 19 21 59.741 +28 28 19.19 q L92
2022-10-20 18:35:48 C 19 22 00.083 +28 28 32.59 q L92
2022-10-20 18:37:22 C 19 22 00.435 +28 28 43.41 q L92
2022-10-20 18:38:57 C 19 22 00.900 +28 28 57.33 q L92
2022-10-20 18:40:31 C 19 22 01.202 +28 29 10.97 q L92
2022-10-20 19:39:45 C 19 22 15.269 +28 37 02.01 g K99
2022-10-20 19:43:12 C 19 22 16.139 +28 37 29.99 g K99
2022-10-20 19:47:35 C 19 22 17.152 +28 38 07.66 g K99
2022-10-20 19:48:41 C 19 22 17.488 +28 38 17.03 g K99
2022-10-20 19:53:11 C 19 22 18.550 +28 38 53.62 g K99
2022-10-20 19:55:22 C 19 22 19.097 +28 39 11.58 g K99
2022-10-20 19:58:41 C 19 22 19.874 +28 39 37.83 g K99
2022-10-20 19:59:47 C 19 22 20.205 +28 39 47.89 g K99
2022-10-21 16:41:11 C 19 27 37.68 +31 28 59.3 V 073
2022-10-21 17:37:16 C 19 27 51.18 +31 36 27.4 V 073
2022-10-21 18:20:13 C 19 28 01.54 +31 42 09.6 V 073
2022-10-21 19:00:03 C 19 28 11.796 +31 47 36.20 V L92
2022-10-21 19:01:18 C 19 28 12.194 +31 47 46.30 V L92
2022-10-21 19:02:52 C 19 28 12.543 +31 47 59.04 V L92
2022-10-21 19:04:25 C 19 28 12.933 +31 48 11.13 V L92
2022-10-21 19:05:58 C 19 28 13.382 +31 48 23.58 V L92
2022-10-21 19:07:33 C 19 28 13.551 +31 48 36.06 V L92
2022-10-21 19:09:06 C 19 28 14.028 +31 48 48.59 V L92
2022-10-21 19:10:39 C 19 28 14.430 +31 49 00.08 V L92
2022-10-21 19:12:12 C 19 28 14.936 +31 49 14.00 V L92
2022-10-21 19:13:47 C 19 28 15.158 +31 49 25.60 V L92
2022-10-21 19:15:21 C 19 28 15.592 +31 49 37.86 V L92
2022-10-21 19:16:57 C 19 28 15.875 +31 49 49.89 V L92
2022-10-21 19:18:30 C 19 28 16.292 +31 50 02.36 V L92