482718 (2013 ET9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1799634205 ± 1.43e-08
Semi-major axis (a)1.2422994279 AU ± 1.37e-09
Inclination (i)12.31700580° ± 3.97e-06
Long. of Asc. Node (Ω)190.64222300° ± 6.08e-06
Arg. of Perihelion (ω)72.43732163° ± 1.17e-05
Mean Anomaly (M)348.06853218° ± 1.25e-05
Mean Motion (n)0.7118243633°/day ± 1.18e-09
Perihelion dist (q)1.01873097 AU ± 1.78e-08
Aphelion dist (Q)1.46586788 AU ± 1.79e-08
Orbital Period1.38464814 yr ± 2.29e-09
Physical Parameters
H (abs. magnitude)21.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.259″
Uncertainty0
Orbit TypeAmor
MOID0.108381 AU
Observations Used199
Oppositions5
Arc Total2002-2020
First Observation Used2002-10-15
Last Observation Used2020-12-06
Observations (204)
Date Type RA Dec Mag Band Observatory
2020-10-19 10:42:45 C 01 56 41.159 -02 02 17.60 U F51
2020-12-06 06:56:48 C 01 31 09.479 -10 42 45.93 U F51
2020-12-06 07:16:04 C 01 31 09.886 -10 42 40.84 U F51
2020-12-06 07:35:23 C 01 31 10.275 -10 42 36.30 U F51