2018 WR1

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6461491951 ± 2.16e-06
Semi-major axis (a)2.2521444429 AU ± 1.14e-05
Inclination (i)15.17228858° ± 4.83e-05
Long. of Asc. Node (Ω)274.58481488° ± 2.92e-05
Arg. of Perihelion (ω)244.84786791° ± 4.60e-05
Mean Anomaly (M)0.20919296° ± 5.53e-03
Mean Motion (n)0.2916204091°/day ± 2.21e-06
Perihelion dist (q)0.79692312 AU ± 6.31e-06
Aphelion dist (Q)3.70736576 AU ± 1.94e-05
Orbital Period3.37982615 yr ± 2.57e-05
Physical Parameters
H (abs. magnitude)20.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.275″
Uncertainty1
Orbit TypeApollo
MOID0.022665 AU
Observations Used169
Oppositions1
Arc Total2018-2019
First Observation Used2018-11-27
Last Observation Used2019-05-31
Observations (183)
Date Type RA Dec Mag Band Observatory
2018-11-27 07:48:19 C 04 16 55.03 +46 21 46.2 V G96
2018-11-27 07:55:52 C 04 16 54.27 +46 21 44.9 V G96
2018-11-27 08:03:24 C 04 16 53.55 +46 21 44.6 V G96
2018-11-27 08:32:20 C 04 16 50.67 +46 21 36.2 V H01
2018-11-27 08:37:48 C 04 16 50.16 +46 21 35.0 V H01
2018-11-27 08:52:46 C 04 16 48.72 +46 21 31.7 V H01
2018-11-27 09:03:15 C 04 16 47.72 +46 21 29.4 V H01
2018-11-27 11:21:03 C 04 16 34.70 +46 20 57.0 V I52
2018-11-27 11:35:43 C 04 16 33.40 +46 20 54.0 V I52
2018-11-27 11:42:40 C 04 16 32.73 +46 20 51.7 V I52
2018-11-27 22:25:33 C 04 15 36.28 +46 18 36.9 V C95
2018-11-27 23:00:39 C 04 15 32.89 +46 18 30.2 V C95
2018-11-27 23:35:45 C 04 15 29.55 +46 18 21.5 V C95
2018-11-28 01:54:57 C 04 15 18.33 +46 17 46.0 V H01
2018-11-28 02:00:25 C 04 15 17.81 +46 17 45.1 V H01
2018-11-28 02:15:34 C 04 15 16.38 +46 17 42.4 V H01
2018-11-28 02:27:07 C 04 15 15.28 +46 17 40.3 V H01
2018-11-28 10:16:51 C 04 14 28.67 +46 15 53.1 V I52
2018-11-28 10:20:00 C 04 14 28.37 +46 15 51.7 V I52
2018-11-28 10:24:32 C 04 14 27.86 +46 15 50.6 V I52
2018-11-28 10:28:28 C 04 14 27.49 +46 15 49.8 V I52
2018-11-28 21:25:35 C 04 13 26.98 +46 12 59.5 q K61
2018-11-28 21:26:42 C 04 13 26.86 +46 12 58.4 q K61
2018-11-29 04:49:05 C 04 12 44.49 +46 11 00.8 V I52
2018-11-29 04:51:53 C 04 12 44.20 +46 11 00.1 V I52
2018-11-29 04:54:32 C 04 12 43.91 +46 10 59.6 V I52
2018-11-29 22:24:22 C 04 10 58.99 +46 05 39.7 V L01
2018-11-29 22:40:04 C 04 10 57.32 +46 05 34.5 V L01
2018-12-01 22:01:38 C 04 05 58.26 +45 47 44.9 q 157
2018-12-01 22:12:15 C 04 05 57.03 +45 47 40.4 q 157
2018-12-01 22:22:06 C 04 05 55.83 +45 47 36.5 q 157
2018-12-02 05:41:45 C 04 05 06.90 +45 44 24.2 q H45
2018-12-02 05:43:59 C 04 05 06.80 +45 44 22.8 q H45
2018-12-02 05:46:00 C 04 05 06.60 +45 44 21.4 q H45
2018-12-02 05:51:32 C 04 05 06.02 +45 44 19.5 q H45
2018-12-02 05:54:31 C 04 05 05.52 +45 44 18.2 q H45
2018-12-02 05:56:17 C 04 05 05.32 +45 44 17.0 q H45
2018-12-03 23:27:16 C 04 00 18.722 +45 23 07.63 V J04
2018-12-03 23:28:51 C 04 00 18.529 +45 23 06.87 V J04
2018-12-03 23:30:26 C 04 00 18.318 +45 23 05.91 V J04
2018-12-06 10:43:40 C 03 52 53.49 +44 44 00.7 V T08
2018-12-06 10:58:50 C 03 52 51.38 +44 43 48.8 V T08
2018-12-06 11:11:26 C 03 52 49.74 +44 43 37.8 V T08
2018-12-06 11:20:32 C 03 52 48.36 +44 43 32.7 V T08
2018-12-06 11:23:13 C 03 52 48.05 +44 43 28.5 V T08
2018-12-06 11:38:31 C 03 52 45.89 +44 43 17.4 V T08
2018-12-09 04:14:33 C 03 43 59.89 +43 46 24.3 V G96
2018-12-09 04:22:41 C 03 43 58.65 +43 46 16.3 V G96
2018-12-09 04:30:48 C 03 43 57.44 +43 46 08.4 V G96
2018-12-09 04:38:55 C 03 43 56.20 +43 46 00.5 V G96