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
2022-10-24 18:24:21 C 19 47 58.843 +40 44 38.47 q L92
2022-10-24 18:24:59 C 19 47 59.017 +40 44 42.66 q L92
2022-10-24 18:25:37 C 19 47 59.193 +40 44 47.13 q L92
2022-10-24 18:26:15 C 19 47 59.366 +40 44 51.45 q L92
2022-10-24 18:26:52 C 19 47 59.545 +40 44 55.71 q L92
2022-10-24 18:27:30 C 19 47 59.729 +40 45 00.05 q L92
2022-10-25 05:32:11 C 19 51 18.026 +42 01 40.01 V T08
2022-10-25 05:52:11 C 19 51 23.575 +42 03 54.11 V T08
2022-10-25 06:12:16 C 19 51 29.174 +42 06 08.39 V T08
2022-10-25 17:07:53 C 19 54 50.96 +43 18 56.3 15.0 m M39
2022-10-25 17:27:20 C 19 54 56.60 +43 21 03.5 15.3 m M39
2022-10-25 17:41:12 C 19 55 00.64 +43 22 34.1 15.8 m M39
2022-10-25 19:23:04 C 19 55 30.615 +43 33 40.34 q L92
2022-10-25 19:23:42 C 19 55 30.796 +43 33 44.36 q L92
2022-10-25 19:24:19 C 19 55 30.959 +43 33 48.26 q L92
2022-10-25 19:24:57 C 19 55 31.181 +43 33 52.53 q L92
2022-10-25 19:25:35 C 19 55 31.346 +43 33 56.44 q L92
2022-10-25 19:26:12 C 19 55 31.531 +43 34 00.69 q L92
2022-10-25 19:26:49 C 19 55 31.725 +43 34 04.72 q L92
2022-10-25 19:27:27 C 19 55 31.903 +43 34 08.41 q L92
2022-10-25 19:28:05 C 19 55 32.082 +43 34 12.80 q L92
2022-10-25 19:28:43 C 19 55 32.270 +43 34 16.66 q L92
2022-10-25 19:29:20 C 19 55 32.442 +43 34 20.77 q L92
2022-10-25 19:29:57 C 19 55 32.617 +43 34 24.70 q L92
2022-10-25 19:30:35 C 19 55 32.811 +43 34 28.92 q L92
2022-10-25 19:31:12 C 19 55 33.013 +43 34 32.81 q L92
2022-10-25 19:31:49 C 19 55 33.169 +43 34 36.76 q L92
2022-10-25 19:32:26 C 19 55 33.351 +43 34 40.76 q L92
2022-10-25 19:33:04 C 19 55 33.512 +43 34 44.78 q L92
2022-10-25 19:33:42 C 19 55 33.717 +43 34 48.85 q L92
2022-10-25 19:34:20 C 19 55 33.899 +43 34 52.80 q L92
2022-10-25 19:34:57 C 19 55 34.092 +43 34 56.79 q L92
2022-10-25 19:35:34 C 19 55 34.262 +43 35 00.78 q L92
2022-10-25 19:36:12 C 19 55 34.478 +43 35 04.89 q L92
2022-10-25 19:36:49 C 19 55 34.644 +43 35 08.91 q L92
2022-10-25 19:37:26 C 19 55 34.818 +43 35 13.23 q L92
2022-10-25 19:38:03 C 19 55 35.001 +43 35 16.87 q L92
2022-10-25 19:38:41 C 19 55 35.196 +43 35 20.92 q L92
2022-10-25 19:39:19 C 19 55 35.374 +43 35 24.98 q L92
2022-10-25 19:39:56 C 19 55 35.549 +43 35 28.93 q L92
2022-10-25 19:40:34 C 19 55 35.739 +43 35 33.07 q L92
2022-10-25 19:41:11 C 19 55 35.925 +43 35 37.12 q L92
2022-10-25 19:41:49 C 19 55 36.101 +43 35 41.16 q L92
2022-10-25 19:42:26 C 19 55 36.280 +43 35 45.36 q L92
2022-10-25 19:43:03 C 19 55 36.476 +43 35 49.24 q L92
2022-10-25 19:43:41 C 19 55 36.643 +43 35 53.13 q L92
2022-10-25 19:44:18 C 19 55 36.847 +43 35 57.23 q L92
2022-10-25 19:44:55 C 19 55 37.022 +43 36 01.23 q L92
2022-10-25 19:45:33 C 19 55 37.215 +43 36 05.22 q L92
2022-10-25 19:46:12 C 19 55 37.404 +43 36 09.32 q L92