2009 RU1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3806485046 ± 1.39e-06
Semi-major axis (a)1.3534883817 AU ± 1.04e-08
Inclination (i)0.85348817° ± 1.91e-05
Long. of Asc. Node (Ω)300.44911458° ± 1.53e-03
Arg. of Perihelion (ω)330.32141299° ± 1.63e-03
Mean Anomaly (M)144.12857992° ± 5.22e-05
Mean Motion (n)0.6259367894°/day ± 7.20e-09
Perihelion dist (q)0.83828505 AU ± 1.89e-06
Aphelion dist (Q)1.86869171 AU ± 1.89e-06
Orbital Period1.57464188 yr ± 1.81e-08
Physical Parameters
H (abs. magnitude)24.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.419″
Uncertainty0
Orbit TypeApollo
MOID0.009248 AU
Observations Used50
Oppositions4
Arc Total2009-2020
First Observation Used2009-09-12
Last Observation Used2020-09-23
Observations (51)
Date Type RA Dec Mag Band Observatory
2020-09-23 06:06:47 C 22 01 47.17 -06 02 51.5 V G96