2020 WE4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2445463517 ± 1.90e-04
Semi-major axis (a)1.4278272545 AU ± 4.15e-04
Inclination (i)26.06169145° ± 9.47e-03
Long. of Asc. Node (Ω)243.30679975° ± 1.04e-03
Arg. of Perihelion (ω)199.56162734° ± 6.90e-03
Mean Anomaly (M)322.31149941° ± 4.51e-01
Mean Motion (n)0.5776952210°/day ± 2.52e-04
Perihelion dist (q)1.07865731 AU ± 4.15e-04
Aphelion dist (Q)1.77699720 AU ± 5.83e-04
Orbital Period1.70613543 yr ± 7.44e-04
Physical Parameters
H (abs. magnitude)23.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.395″
Uncertainty3
Orbit TypeAmor
MOID0.102112 AU
Observations Used57
Oppositions1
Arc Total2020-2020
First Observation Used2020-11-23
Last Observation Used2020-12-15
Observations (57)
Date Type RA Dec Mag Band Observatory
2020-12-10 05:57:00 C 05 45 49.94 -35 11 45.3 u 807
2020-12-14 13:47:33 C 05 43 05.44 -41 41 48.7 V 474
2020-12-14 13:52:41 C 05 43 05.23 -41 42 05.1 V 474
2020-12-14 13:57:48 C 05 43 05.04 -41 42 20.9 V 474
2020-12-15 06:34:18 C 05 42 38.80 -42 32 40.9 V 807
2020-12-15 06:39:27 C 05 42 38.60 -42 32 55.7 V 807
2020-12-15 06:45:45 C 05 42 38.37 -42 33 13.8 V 807