2021 RU1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3171842571 ± 2.29e-04
Semi-major axis (a)1.4879214726 AU ± 5.15e-04
Inclination (i)4.04261245° ± 2.25e-03
Long. of Asc. Node (Ω)174.93530315° ± 8.84e-04
Arg. of Perihelion (ω)188.47294998° ± 2.77e-03
Mean Anomaly (M)104.71974917° ± 4.26e-01
Mean Motion (n)0.5430530526°/day ± 2.82e-04
Perihelion dist (q)1.01597621 AU ± 4.89e-04
Aphelion dist (Q)1.95986674 AU ± 7.59e-04
Orbital Period1.81497237 yr ± 9.42e-04
Physical Parameters
H (abs. magnitude)26.92
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.333″
Uncertainty3
Orbit TypeApollo
MOID0.011657 AU
Observations Used51
Oppositions1
Arc Total2021-2021
First Observation Used2021-09-06
Last Observation Used2021-09-12
Observations (52)
Date Type RA Dec Mag Band Observatory
2021-09-12 20:37:23 C 01 35 51.03 +25 36 08.5 V 033
2021-09-12 20:38:08 C 01 35 52.08 +25 36 06.0 V 033