2020 WR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4901603000
Semi-major axis (a)1.9189256000 AU
Inclination (i)4.19699000°
Long. of Asc. Node (Ω)71.27511000°
Arg. of Perihelion (ω)25.79892000°
Mean Anomaly (M)304.90380000°
Mean Motion (n)0.3707804900°/day
Perihelion dist (q)0.97834450 AU
Aphelion dist (Q)2.85950670 AU
Orbital Period2.65819730 yr
Physical Parameters
H (abs. magnitude)26.00
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.440″
Uncertainty7
Orbit TypeApollo
MOID0.013221 AU
Observations Used34
Oppositions1
Arc Total
First Observation Used
Last Observation Used2020-12-07
Observations (34)
Date Type RA Dec Mag Band Observatory
2020-11-24 04:39:02 C 03 53 21.93 +06 51 56.2 V G96
2020-11-24 04:46:24 C 03 53 24.28 +06 52 16.0 V G96
2020-11-24 04:53:49 C 03 53 26.68 +06 52 35.4 V G96
2020-11-24 05:01:11 C 03 53 29.00 +06 52 54.6 V G96
2020-11-24 06:14:33 C 03 53 52.31 +06 56 12.1 V I52
2020-11-24 06:17:27 C 03 53 53.30 +06 56 20.0 V I52
2020-11-24 06:20:22 C 03 53 54.24 +06 56 28.0 V I52
2020-11-24 06:23:16 C 03 53 55.09 +06 56 36.2 V I52
2020-11-24 09:04:55 C 03 54 47.12 +07 03 51.3 o 691
2020-11-24 09:26:12 C 03 54 54.12 +07 04 48.3 o 691
2020-11-24 09:47:28 C 03 55 01.18 +07 05 45.2 o 691
2020-11-24 20:50:49 C 03 59 21.45 +07 36 31.0 V L01
2020-11-24 21:09:39 C 03 59 28.28 +07 37 27.2 V L01
2020-11-24 21:15:16 C 03 59 30.30 +07 37 43.8 V L01
2020-11-25 00:17:35 C 04 00 36.61 +07 46 36.3 V 246
2020-11-25 00:18:48 C 04 00 37.08 +07 46 38.8 V 246
2020-11-25 00:19:09 C 04 00 37.25 +07 46 40.7 V 246
2020-11-25 00:19:29 C 04 00 37.38 +07 46 41.3 V 246
2020-11-25 00:20:12 C 04 00 37.59 +07 46 43.9 V 246
2020-11-25 05:09:40 C 04 02 43.40 +08 02 03.0 V I52
2020-11-25 05:11:05 C 04 02 43.96 +08 02 07.4 V I52
2020-11-25 05:12:30 C 04 02 44.51 +08 02 11.6 V I52
2020-11-25 05:16:23 C 04 02 45.94 +08 02 23.6 V I52
2020-11-25 20:58:12 C 04 09 38.56 +08 52 49.2 V 204
2020-11-25 21:20:21 C 04 09 48.11 +08 54 05.9 V 204
2020-11-25 21:22:44 C 04 09 48.21 +08 54 06.7 V 246
2020-11-25 21:23:55 C 04 09 48.74 +08 54 12.1 V 246
2020-11-25 21:24:42 C 04 09 49.03 +08 54 13.8 V 246
2020-11-25 23:15:43 C 04 10 37.58 +09 00 49.5 V K63
2020-11-25 23:33:40 C 04 10 45.27 +09 01 51.2 V K63
2020-12-07 08:46:59 C 09 46 30.63 +28 00 59.9 V I52
2020-12-07 08:49:07 C 09 46 33.56 +28 00 57.5 V I52
2020-12-07 08:51:15 C 09 46 36.61 +28 00 54.1 V I52
2020-12-07 08:53:23 C 09 46 39.57 +28 00 52.0 V I52