2018 WE3

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6606122797 ± 2.66e-06
Semi-major axis (a)2.7284630628 AU ± 2.04e-05
Inclination (i)8.70978998° ± 2.23e-05
Long. of Asc. Node (Ω)240.66019578° ± 9.93e-05
Arg. of Perihelion (ω)159.48135295° ± 9.91e-05
Mean Anomaly (M)207.36956113° ± 6.36e-03
Mean Motion (n)0.2186931389°/day ± 2.45e-06
Perihelion dist (q)0.92600686 AU ± 1.00e-05
Aphelion dist (Q)4.53091927 AU ± 3.46e-05
Orbital Period4.50689166 yr ± 5.04e-05
Physical Parameters
H (abs. magnitude)20.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.157″
Uncertainty1
Orbit TypeApollo
MOID0.024975 AU
Observations Used28
Oppositions1
Arc Total2018-2019
First Observation Used2018-07-08
Last Observation Used2019-02-08
Observations (58)
Date Type RA Dec Mag Band Observatory
2019-01-05 14:01:46 C 10 05 56.380 -07 54 38.75 V F51
2019-01-05 14:17:37 C 10 05 55.464 -07 54 38.95 V F51
2019-01-25 12:45:20 C 09 33 58.036 -06 38 09.60 V F51
2019-01-25 13:02:13 C 09 33 56.796 -06 38 03.39 V F51
2019-01-25 13:36:05 C 09 33 54.282 -06 37 50.91 V F51
2019-02-08 03:48:49 C 09 12 12.76 -04 11 15.9 U 807
2019-02-08 04:01:58 C 09 12 11.95 -04 11 09.2 U 807
2019-02-08 04:15:07 C 09 12 11.14 -04 11 02.6 U 807