2017 WS1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5501077474 ± 4.35e-08
Semi-major axis (a)2.0072901355 AU ± 8.55e-08
Inclination (i)16.16902222° ± 1.04e-05
Long. of Asc. Node (Ω)255.60540536° ± 8.08e-06
Arg. of Perihelion (ω)242.24062928° ± 1.62e-05
Mean Anomaly (M)272.62871975° ± 6.15e-05
Mean Motion (n)0.3465748554°/day ± 2.21e-08
Perihelion dist (q)0.90306428 AU ± 9.54e-08
Aphelion dist (Q)3.11151599 AU ± 1.59e-07
Orbital Period2.84390592 yr ± 1.82e-07
Physical Parameters
H (abs. magnitude)20.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.325″
Uncertainty0
Orbit TypeApollo
MOID0.077536 AU
Observations Used95
Oppositions3
Arc Total2014-2018
First Observation Used2014-10-02
Last Observation Used2018-06-09
Observations (103)
Date Type RA Dec Mag Band Observatory
2017-11-26 09:27:04 C 08 00 53.16 +24 38 48.9 U 703
2017-11-27 07:51:56 C 08 07 02.34 +23 11 04.6 U G96
2017-11-27 07:59:25 C 08 07 04.39 +23 10 34.4 U G96
2017-11-27 08:06:52 C 08 07 06.41 +23 10 04.5 U G96
2017-11-27 08:14:21 C 08 07 08.43 +23 09 34.5 U G96
2017-11-27 12:32:40 C 08 08 17.68 +22 52 02.9 U V06
2017-11-27 12:33:14 C 08 08 17.83 +22 52 00.5 U V06
2017-11-27 12:33:50 C 08 08 17.97 +22 51 58.2 U V06
2017-12-06 01:53:12 C 09 12 16.44 +04 11 00.0 q 160
2017-12-06 01:56:06 C 09 12 17.38 +04 10 40.9 q 160
2017-12-06 01:58:57 C 09 12 18.32 +04 10 21.7 q 160
2017-12-08 10:21:22 C 09 32 02.01 -02 21 41.0 u H21
2017-12-08 10:23:20 C 09 32 02.70 -02 21 54.8 u H21
2017-12-08 10:25:24 C 09 32 03.42 -02 22 09.6 u H21
2017-12-08 10:27:28 C 09 32 04.12 -02 22 24.2 u H21
2017-12-08 10:29:32 C 09 32 04.84 -02 22 39.0 u H21
2017-12-08 10:31:36 C 09 32 05.55 -02 22 54.0 u H21
2017-12-08 10:33:41 C 09 32 06.28 -02 23 08.7 u H21
2017-12-08 10:35:45 C 09 32 06.99 -02 23 23.4 u H21
2017-12-08 10:37:49 C 09 32 07.71 -02 23 38.3 u H21
2017-12-08 10:39:59 C 09 32 08.45 -02 23 53.7 u H21
2017-12-12 07:33:34 C 10 06 15.40 -13 31 10.3 U 807
2017-12-12 07:36:05 C 10 06 16.29 -13 31 28.2 U 807
2017-12-12 07:38:35 C 10 06 17.22 -13 31 45.7 U 807
2017-12-12 07:41:06 C 10 06 18.11 -13 32 03.4 U 807
2017-12-12 11:33:52 C 10 07 44.53 -14 00 26.0 o 691
2017-12-12 11:36:43 C 10 07 45.56 -14 00 46.0 o 691
2017-12-12 11:39:33 C 10 07 46.59 -14 01 06.4 o 691
2017-12-16 07:19:10 C 10 42 36.39 -24 11 22.8 u 807
2017-12-16 07:23:17 C 10 42 37.93 -24 11 48.4 u 807
2017-12-16 07:27:24 C 10 42 39.46 -24 12 14.0 u 807
2017-12-16 11:19:30 C 10 44 07.29 -24 36 48.9 U 703
2017-12-16 11:26:42 C 10 44 09.90 -24 37 31.9 U 703
2017-12-16 11:33:55 C 10 44 12.52 -24 38 16.0 U 703
2017-12-16 11:41:09 C 10 44 15.21 -24 39 00.5 U 703
2017-12-16 12:41:55 S 10 44 36.06 -24 44 15.8 L C51
2017-12-16 14:16:11 S 10 45 12.14 -24 53 47.8 L C51
2017-12-16 15:50:26 S 10 45 48.23 -25 03 19.0 L C51
2017-12-16 17:24:41 S 10 46 24.33 -25 12 48.0 L C51
2017-12-16 18:59:07 S 10 47 00.31 -25 22 16.8 L C51
2017-12-16 20:33:22 S 10 47 36.38 -25 31 42.1 L C51
2017-12-16 23:41:52 S 10 48 48.47 -25 50 27.3 L C51
2017-12-22 07:20:42 C 11 37 08.92 -36 34 06.5 u 807
2017-12-22 07:22:46 C 11 37 09.68 -36 34 15.1 u 807
2017-12-22 07:24:49 C 11 37 10.40 -36 34 23.9 u 807
2018-01-04 06:52:16 C 13 22 02.96 -49 24 48.3 u 807
2018-01-04 06:58:52 C 13 22 04.95 -49 24 57.1 u 807
2018-01-04 07:05:29 C 13 22 06.86 -49 25 05.2 u 807
2018-06-08 06:06:20 C 16 17 03.81 -23 32 43.0 U I52
2018-06-08 06:11:06 C 16 17 03.45 -23 32 39.8 U I52