2018 WJ1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3334441416 ± 1.03e-07
Semi-major axis (a)1.8262555607 AU ± 1.34e-08
Inclination (i)10.96192259° ± 5.23e-06
Long. of Asc. Node (Ω)5.41357912° ± 2.96e-05
Arg. of Perihelion (ω)135.88692377° ± 3.64e-05
Mean Anomaly (M)250.48795942° ± 1.03e-05
Mean Motion (n)0.3993649524°/day ± 4.38e-09
Perihelion dist (q)1.21730134 AU ± 1.88e-07
Aphelion dist (Q)2.43520978 AU ± 1.89e-07
Orbital Period2.46798393 yr ± 2.71e-08
Physical Parameters
H (abs. magnitude)19.77
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.229″
Uncertainty0
Orbit TypeAmor
MOID0.258640 AU
Observations Used85
Oppositions7
Arc Total2013-2025
First Observation Used2013-10-05
Last Observation Used2025-09-25
Observations (85)
Date Type RA Dec Mag Band Observatory
2013-10-05 09:15:02 C 02 11 49.248 +20 56 43.65 L F51
2013-10-05 09:34:39 C 02 11 48.298 +20 56 48.37 L F51
2013-10-05 09:54:17 C 02 11 47.311 +20 56 52.95 L F51
2013-12-22 07:16:37 C 00 52 20.483 +21 27 21.89 V F51
2013-12-22 07:32:14 C 00 52 20.850 +21 27 23.66 V F51
2014-02-25 06:10:17 C 02 55 55.264 +29 37 14.72 V F51
2014-02-25 06:18:24 C 02 55 56.320 +29 37 18.15 V F51
2015-07-24 11:36:23 C 22 59 49.930 -18 51 50.84 V F51
2015-07-24 12:10:54 C 22 59 48.882 -18 51 57.63 V F51
2015-08-12 11:10:26 C 22 41 31.805 -20 33 03.70 V F51
2015-08-12 12:01:54 C 22 41 29.080 -20 33 15.31 V F51
2015-10-03 07:02:42 C 21 41 24.559 -21 35 52.66 V F51
2018-10-03 14:47:08 C 03 22 49.923 +28 12 41.28 V F52
2018-10-03 14:55:05 C 03 22 49.867 +28 12 45.38 V F52
2018-10-03 15:10:57 C 03 22 49.738 +28 12 53.20 V F52
2018-10-15 14:50:24 C 03 17 37.031 +30 41 02.24 V F52
2018-10-15 14:57:27 C 03 17 36.781 +30 41 05.67 V F52
2018-10-15 15:04:29 C 03 17 36.556 +30 41 09.16 V F52
2018-10-15 15:11:30 C 03 17 36.311 +30 41 12.55 V F52
2018-11-05 08:27:42 C 02 50 10.136 +34 21 06.72 U F52
2018-11-05 08:44:01 C 02 50 08.830 +34 21 12.45 U F52
2018-11-05 09:16:40 C 02 50 06.202 +34 21 23.43 U F52
2018-11-28 05:46:03 C 02 05 56.08 +35 37 02.6 V G96
2018-11-28 05:53:32 C 02 05 55.52 +35 37 03.0 V G96
2018-11-28 06:01:03 C 02 05 54.94 +35 37 02.3 V G96
2018-11-28 06:08:32 C 02 05 54.37 +35 37 02.1 V G96
2018-11-28 07:40:06 C 02 05 47.55 +35 36 55.8 V H01
2018-11-28 07:49:30 C 02 05 46.87 +35 36 55.3 V H01
2018-11-28 08:14:51 C 02 05 45.00 +35 36 53.7 V H01
2018-11-28 08:20:24 C 02 05 44.59 +35 36 53.5 V H01
2018-11-28 08:46:04 C 02 05 42.74 +35 36 52.1 V I52
2018-11-28 08:49:39 C 02 05 42.50 +35 36 51.7 V I52
2018-11-28 08:53:15 C 02 05 42.16 +35 36 51.3 V I52
2018-11-28 08:56:51 C 02 05 41.92 +35 36 51.2 V I52
2018-12-10 03:32:16 C 01 49 47.98 +35 09 31.4 V I52
2018-12-10 04:05:15 C 01 49 46.53 +35 09 26.7 V I52
2018-12-10 04:13:56 C 01 49 46.16 +35 09 26.1 V I52
2018-12-10 04:26:23 C 01 49 45.62 +35 09 24.4 V I52
2018-12-14 07:23:55 C 01 46 26.275 +34 56 28.43 V F51
2018-12-21 09:25:57 C 01 43 41.114 +34 35 47.18 V F51
2018-12-21 09:42:39 C 01 43 41.003 +34 35 45.28 V F51
2018-12-23 09:26:16 C 01 43 35.131 +34 30 52.01 V F51
2018-12-23 09:39:21 C 01 43 35.072 +34 30 50.39 V F51
2018-12-23 09:52:27 C 01 43 35.082 +34 30 49.18 V F51
2018-12-23 10:05:31 C 01 43 35.075 +34 30 47.23 V F51
2019-01-04 02:48:51 C 01 48 42.81 +34 14 25.7 V G96
2019-01-04 02:56:28 C 01 48 43.04 +34 14 25.5 V G96
2019-01-04 03:04:07 C 01 48 43.29 +34 14 25.0 V G96
2019-01-04 03:11:44 C 01 48 43.49 +34 14 25.5 V G96
2019-01-12 06:57:24 C 01 57 41.858 +34 17 28.86 U F51