IAA RAS IAA Minor Planet Database

2020 WB4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4208879000
Semi-major axis (a)1.3887087000 AU
Inclination (i)3.05199000°
Long. of Asc. Node (Ω)67.79257000°
Arg. of Perihelion (ω)71.83973000°
Mean Anomaly (M)343.13605000°
Mean Motion (n)0.6022646200°/day
Perihelion dist (q)0.80421800 AU
Aphelion dist (Q)1.97319940 AU
Orbital Period1.63650270 yr
Physical Parameters
H (abs. magnitude)26.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.360″
Uncertainty7
Orbit TypeApollo
MOID0.003575 AU
Observations Used19
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2020-12-02
Observations (20)
Date Type RA Dec Mag Band Observatory
2020-11-24 05:04:01 C 04 05 27.55 +14 48 46.6 – V G96
2020-11-24 05:11:25 C 04 05 27.39 +14 48 54.5 – V G96
2020-11-24 05:18:49 C 04 05 27.29 +14 49 02.0 – V G96
2020-11-24 05:26:12 C 04 05 27.18 +14 49 09.7 – V G96
2020-11-24 08:26:44 C 04 05 23.20 +14 52 03.0 – V I52
2020-11-24 08:32:32 C 04 05 23.10 +14 52 05.4 – V I52
2020-11-24 08:38:20 C 04 05 22.97 +14 52 13.6 – V I52
2020-11-24 08:44:08 C 04 05 22.83 +14 52 18.7 – V I52
2020-11-24 10:02:02 C 04 05 21.52 +14 53 30.2 – o 691
2020-11-24 10:17:50 C 04 05 21.35 +14 53 44.2 – o 691
2020-11-24 10:33:39 C 04 05 21.16 +14 53 57.3 – o 691
2020-11-24 19:40:38 C 04 05 42.41 +15 02 50.6 – V L01
2020-11-24 19:47:21 C 04 05 42.37 +15 02 58.0 – V L01
2020-11-24 19:54:05 C 04 05 42.27 +15 03 06.1 – V L01
2020-11-24 20:00:52 C 04 05 42.24 +15 03 13.4 – V L01
2020-11-27 04:26:09 C 04 07 05.05 +16 28 22.9 – V I52
2020-11-27 04:32:10 C 04 07 04.95 +16 28 37.5 – V I52
2020-12-02 00:16:03 C 04 25 05.79 +32 14 52.8 – V W33
2020-12-02 00:21:35 C 04 25 09.15 +32 17 54.2 – V W33
2020-12-02 00:27:09 C 04 25 12.57 +32 20 56.8 – V W33