2021 RU

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5240550633 ± 3.35e-08
Semi-major axis (a)2.0997645873 AU ± 7.53e-09
Inclination (i)0.68428643° ± 2.08e-06
Long. of Asc. Node (Ω)162.21278802° ± 1.23e-04
Arg. of Perihelion (ω)230.98348742° ± 1.25e-04
Mean Anomaly (M)124.36226557° ± 4.92e-06
Mean Motion (n)0.3239338746°/day ± 1.74e-09
Perihelion dist (q)0.99937232 AU ± 7.03e-08
Aphelion dist (Q)3.20015685 AU ± 7.12e-08
Orbital Period3.04267741 yr ± 1.64e-08
Physical Parameters
H (abs. magnitude)25.08
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.295″
Uncertainty0
Orbit TypeApollo
MOID0.009377 AU
Observations Used46
Oppositions2
Arc Total2021-2024
First Observation Used2021-09-04
Last Observation Used2024-12-04
Observations (54)
Date Type RA Dec Mag Band Observatory
2024-11-28 09:07:02 C 02 20 58.277 +04 05 13.25 X F52
2024-12-04 06:34:47 C 03 25 05.399 +10 44 47.06 X F51
2024-12-04 06:54:22 C 03 25 12.111 +10 45 30.01 X F51
2024-12-04 07:13:56 C 03 25 18.830 +10 46 12.66 X F51