2018 WS1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4653614659 ± 2.00e+00
Semi-major axis (a)1.8189454639 AU ± 3.00e+00
Inclination (i)7.55725925° ± 4.00e+00
Long. of Asc. Node (Ω)41.44849190° ± 5.00e+00
Arg. of Perihelion (ω)345.26684513° ± 6.00e+00
Mean Anomaly (M)316.54372606° ± 4.00e-01
Mean Motion (n)0.4017797000°/day ± 9.94e-01
Perihelion dist (q)0.97247900 AU ± 3.98e+00
Aphelion dist (Q)2.66533700 AU ± 5.71e+00
Orbital Period2.45310480 yr ± 6.07e+00
Physical Parameters
H (abs. magnitude)23.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.314″
Uncertainty3
Orbit TypeApollo
MOID0.008216 AU
Observations Used28
Oppositions1
Arc Total2018-2018
First Observation Used
Last Observation Used2018-12-03
Observations (28)
Date Type RA Dec Mag Band Observatory
2018-11-28 03:47:47 C 23 51 53.78 +37 26 25.1 V G96
2018-11-28 03:55:19 C 23 51 57.69 +37 27 09.5 V G96
2018-11-28 04:02:50 C 23 52 01.57 +37 27 53.2 V G96
2018-11-28 05:10:18 C 23 52 36.26 +37 34 17.8 V H01
2018-11-28 05:15:33 C 23 52 39.00 +37 34 47.9 V H01
2018-11-28 05:30:31 C 23 52 46.84 +37 36 13.1 V H01
2018-11-28 05:42:13 C 23 52 52.98 +37 37 19.8 V H01
2018-11-28 06:39:29 C 23 53 23.35 +37 42 48.3 V I52
2018-11-28 06:40:05 C 23 53 23.69 +37 42 52.3 V I52
2018-11-28 06:40:41 C 23 53 23.97 +37 42 55.2 V I52
2018-11-28 06:41:17 C 23 53 24.34 +37 42 58.8 V I52
2018-11-28 19:46:16 C 00 00 38.04 +38 56 57.0 V L01
2018-11-28 19:51:08 C 00 00 40.60 +38 57 23.3 V L01
2018-11-28 19:52:34 C 00 00 41.37 +38 57 30.9 V L01
2018-11-28 19:53:42 C 00 00 42.04 +38 57 36.9 V L01
2018-11-28 20:43:36 C 00 01 08.35 +39 02 06.0 V K51
2018-11-28 20:45:33 C 00 01 09.37 +39 02 16.4 V K51
2018-11-28 20:47:30 C 00 01 10.40 +39 02 26.8 V K51
2018-11-29 01:36:59 C 00 03 54.40 +39 28 56.4 V I52
2018-11-29 01:37:35 C 00 03 54.71 +39 28 59.7 V I52
2018-11-29 01:38:10 C 00 03 55.04 +39 29 02.9 V I52
2018-11-29 01:38:47 C 00 03 55.31 +39 29 06.0 V I52
2018-11-29 23:42:04 C 00 15 51.44 +41 19 57.7 19.8 V 104
2018-11-29 23:50:40 C 00 15 56.03 +41 20 37.4 19.6 V 104
2018-11-29 23:59:41 C 00 16 00.92 +41 21 18.9 V 104
2018-12-03 21:24:20 C 01 05 52.583 +47 09 58.02 V J04
2018-12-03 21:26:06 C 01 05 53.433 +47 10 02.61 V J04
2018-12-03 21:27:51 C 01 05 54.309 +47 10 07.72 V J04