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
2019-01-05 06:57:18 C 01 39 19.37 +04 46 39.0 V T08
2019-01-05 07:02:00 C 01 39 18.12 +04 46 02.4 V T08
2019-01-05 07:08:39 C 01 39 16.35 +04 45 11.2 V T08
2019-01-05 07:13:23 C 01 39 15.13 +04 44 34.9 V T08
2019-01-05 07:20:05 C 01 39 13.37 +04 43 44.3 V T08
2019-01-05 07:24:46 C 01 39 12.09 +04 43 07.1 V T08
2019-01-05 07:36:12 C 01 39 09.09 +04 41 40.1 V T08
2019-01-06 18:48:05 C 01 30 15.37 +00 03 21.5 q 160
2019-01-06 18:51:58 C 01 30 14.30 +00 02 50.2 q 160
2019-01-06 18:55:46 C 01 30 13.26 +00 02 19.6 q 160
2019-01-07 06:55:17 C 01 27 04.32 -01 35 20.3 V T05
2019-01-07 06:57:55 C 01 27 03.52 -01 35 42.3 V T05
2019-01-07 07:07:27 C 01 27 00.92 -01 37 00.8 V T05
2019-01-07 07:10:05 C 01 27 00.20 -01 37 21.6 V T05
2019-01-07 07:21:36 C 01 26 57.01 -01 38 57.6 V T05
2019-01-07 07:33:52 C 01 26 53.53 -01 40 37.4 V T05
2019-01-08 04:45:12 C 01 21 14.69 -04 37 39.2 V I52
2019-01-08 04:49:14 C 01 21 13.53 -04 38 14.0 V I52
2019-01-08 04:53:14 C 01 21 12.39 -04 38 47.5 V I52
2019-01-09 06:39:50 C 01 14 07.63 -08 18 24.8 V T08
2019-01-09 06:51:14 C 01 14 04.26 -08 20 01.6 V T08
2019-01-09 07:02:39 C 01 14 00.90 -08 21 40.8 V T08
2019-01-09 07:14:05 C 01 13 57.45 -08 23 19.0 V T08
2019-01-12 01:58:23 C 00 54 22.18 -18 02 05.6 V I52
2019-01-12 02:01:05 C 00 54 21.30 -18 02 29.2 V I52
2019-01-12 02:03:49 C 00 54 20.42 -18 02 52.8 V I52
2019-01-12 02:04:05 C 00 54 20.34 -18 02 54.5 V I52
2019-04-10 09:06:21 C 20 19 25.68 -37 11 54.4 u 807
2019-04-10 09:22:52 C 20 19 25.92 -37 11 44.3 u 807
2019-04-10 09:39:24 C 20 19 26.16 -37 11 33.9 u 807
2019-04-10 15:09:18 C 20 19 31.689 -37 08 12.15 V T12
2019-05-31 12:35:56 C 19 31 07.127 -27 22 11.63 V F51
2019-05-31 12:52:02 C 19 31 05.518 -27 22 04.78 V F51