2019 OP4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4003412911 ± 1.41e-04
Semi-major axis (a)1.6248981452 AU ± 3.73e-04
Inclination (i)9.10779496° ± 2.45e-03
Long. of Asc. Node (Ω)126.26057599° ± 4.31e-04
Arg. of Perihelion (ω)147.54009911° ± 4.36e-03
Mean Anomaly (M)30.28511879° ± 3.83e-01
Mean Motion (n)0.4758532740°/day ± 1.64e-04
Perihelion dist (q)0.97438432 AU ± 3.20e-04
Aphelion dist (Q)2.27541197 AU ± 5.71e-04
Orbital Period2.07128192 yr ± 7.13e-04
Physical Parameters
H (abs. magnitude)27.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.641″
Uncertainty3
Orbit TypeApollo
MOID0.002022 AU
Observations Used9
Oppositions1
Arc Total2019-2019
First Observation Used2019-07-31
Last Observation Used2019-08-01
Observations (9)
Date Type RA Dec Mag Band Observatory
2019-07-31 11:38:11 C 22 02 17.28 -37 01 58.2 V T08
2019-07-31 11:42:50 C 22 02 26.46 -37 02 36.3 V T08
2019-07-31 11:51:40 C 22 02 43.61 -37 03 46.3 V T08
2019-07-31 12:18:52 C 22 03 36.39 -37 07 15.5 V T08
2019-08-01 04:35:19 C 22 31 33.631 -38 32 22.35 V J04
2019-08-01 04:35:58 C 22 31 34.402 -38 32 24.02 V J04
2019-08-01 04:36:38 C 22 31 35.175 -38 32 25.78 V J04
2019-08-01 15:22:04 C 22 44 46.25 -38 54 36.3 q E23
2019-08-01 15:35:23 C 22 44 57.90 -38 55 08.2 q E23