2020 RU9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3650531199 ± 2.28e-03
Semi-major axis (a)1.0656822102 AU ± 7.07e-04
Inclination (i)16.96549305° ± 1.50e-01
Long. of Asc. Node (Ω)359.13100657° ± 6.24e-03
Arg. of Perihelion (ω)153.39776025° ± 4.10e-02
Mean Anomaly (M)119.32706402° ± 1.42e+00
Mean Motion (n)0.8959230336°/day ± 8.91e-04
Perihelion dist (q)0.67665159 AU ± 2.47e-03
Aphelion dist (Q)1.45471283 AU ± 2.62e-03
Orbital Period1.10012383 yr ± 1.09e-03
Physical Parameters
H (abs. magnitude)23.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.126″
Uncertainty4
Orbit TypeApollo
MOID0.213307 AU
Observations Used13
Oppositions1
Arc Total2020-2020
First Observation Used2020-09-14
Last Observation Used2020-09-18
Observations (13)
Date Type RA Dec Mag Band Observatory
2020-09-14 12:41:40 C 00 17 51.952 -02 58 29.34 U F51
2020-09-14 12:57:32 C 00 17 49.530 -02 58 24.61 U F51
2020-09-14 13:13:33 C 00 17 47.063 -02 58 20.10 U F51
2020-09-16 08:01:19 C 00 11 20.362 -02 45 14.38 V 568
2020-09-16 08:03:00 C 00 11 20.090 -02 45 13.88 V 568
2020-09-16 08:04:42 C 00 11 19.821 -02 45 13.33 V 568
2020-09-16 08:06:24 C 00 11 19.549 -02 45 12.88 V 568
2020-09-16 10:15:21 C 00 10 58.902 -02 44 33.04 V F51
2020-09-16 10:41:03 C 00 10 54.771 -02 44 25.04 V F51
2020-09-16 11:06:35 C 00 10 50.625 -02 44 17.08 V F51
2020-09-18 12:57:09 C 00 02 55.872 -02 28 14.53 U F51
2020-09-18 13:26:45 C 00 02 50.944 -02 28 04.68 U F51
2020-09-18 13:54:53 C 00 02 46.286 -02 27 55.34 U F51