2018 PM9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1714384218 ± 3.96e-08
Semi-major axis (a)1.2956058781 AU ± 6.15e-09
Inclination (i)12.58498505° ± 6.07e-06
Long. of Asc. Node (Ω)132.22257343° ± 7.23e-06
Arg. of Perihelion (ω)221.31399683° ± 2.03e-05
Mean Anomaly (M)313.15665089° ± 1.92e-05
Mean Motion (n)0.6683483983°/day ± 4.76e-09
Perihelion dist (q)1.07348925 AU ± 5.15e-08
Aphelion dist (Q)1.51772251 AU ± 5.17e-08
Orbital Period1.47471930 yr ± 1.05e-08
Physical Parameters
H (abs. magnitude)22.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.264″
Uncertainty0
Orbit TypeAmor
MOID0.090763 AU
Observations Used50
Oppositions3
Arc Total2015-2025
First Observation Used2015-06-12
Last Observation Used2025-01-22
Observations (52)
Date Type RA Dec Mag Band Observatory
2025-01-22 09:12:57 C 08 00 54.612 +12 28 06.25 X F51
2025-01-22 09:32:09 C 08 00 53.072 +12 28 31.36 X F51