2018 PL9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6756064182 ± 1.52e-08
Semi-major axis (a)3.2738104185 AU ± 8.31e-09
Inclination (i)30.97589364° ± 8.44e-06
Long. of Asc. Node (Ω)318.45619122° ± 4.10e-06
Arg. of Perihelion (ω)68.12832028° ± 8.88e-06
Mean Anomaly (M)68.89389865° ± 2.10e-06
Mean Motion (n)0.1663918255°/day ± 6.33e-10
Perihelion dist (q)1.06200309 AU ± 4.97e-08
Aphelion dist (Q)5.48561775 AU ± 5.15e-08
Orbital Period5.92352587 yr ± 2.25e-08
Physical Parameters
H (abs. magnitude)19.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.257″
Uncertainty0
Orbit TypeAmor
MOID0.290822 AU
Observations Used190
Oppositions6
Arc Total2018-2025
First Observation Used2018-06-12
Last Observation Used2025-01-19
Observations (211)
Date Type RA Dec Mag Band Observatory
2025-01-09 10:34:10 C 08 51 51.395 +52 35 36.50 X F52
2025-01-18 06:31:16 C 08 18 30.056 +48 25 08.54 V G96
2025-01-18 06:38:52 C 08 18 28.998 +48 24 58.14 V G96
2025-01-18 06:46:28 C 08 18 27.853 +48 24 48.35 V G96
2025-01-18 06:54:04 C 08 18 26.816 +48 24 39.49 V G96
2025-01-18 11:34:56 C 08 17 48.100 +48 18 45.14 X F52
2025-01-18 12:10:28 C 08 17 43.127 +48 17 59.77 X F52
2025-01-18 12:28:10 C 08 17 40.647 +48 17 37.20 X F52
2025-01-19 10:17:10 C 08 14 46.418 +47 49 47.70 X F52
2025-01-19 10:34:39 C 08 14 44.021 +47 49 25.29 X F52
2025-01-19 11:09:31 C 08 14 39.315 +47 48 40.48 X F52