2019 WO4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3243701111 ± 3.28e-06
Semi-major axis (a)1.2552601233 AU ± 3.91e-06
Inclination (i)1.98172447° ± 2.14e-05
Long. of Asc. Node (Ω)227.50917024° ± 1.14e-04
Arg. of Perihelion (ω)308.50249701° ± 1.39e-04
Mean Anomaly (M)17.47212891° ± 6.49e-03
Mean Motion (n)0.7008283754°/day ± 3.28e-06
Perihelion dist (q)0.84809126 AU ± 4.89e-06
Aphelion dist (Q)1.66242899 AU ± 6.61e-06
Orbital Period1.40637325 yr ± 6.57e-06
Physical Parameters
H (abs. magnitude)23.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.233″
Uncertainty1
Orbit TypeApollo
MOID0.011402 AU
Observations Used52
Oppositions1
Arc Total2019-2020
First Observation Used2019-11-02
Last Observation Used2020-07-25
Observations (60)
Date Type RA Dec Mag Band Observatory
2020-01-21 05:56:52 C 01 56 38.924 +01 39 47.13 V F52
2020-01-21 06:15:08 C 01 56 37.407 +01 39 34.16 V F52
2020-01-23 02:13:38 C 01 53 28.71 +01 07 27.0 o 291
2020-01-23 02:32:03 C 01 53 27.26 +01 07 12.8 o 291
2020-01-23 02:50:30 C 01 53 25.71 +01 06 59.3 o 291
2020-07-12 13:14:54 C 21 12 50.707 -08 58 21.93 V F51
2020-07-17 11:10:49 C 21 00 47.956 -09 47 15.20 V F51
2020-07-20 11:15:19 C 20 53 17.044 -10 19 04.93 V F51
2020-07-20 11:32:12 C 20 53 15.154 -10 19 13.11 V F51
2020-07-25 11:44:26 C 20 40 53.205 -11 13 40.25 V F52