2018 RB

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7314662375 ± 3.65e-08
Semi-major axis (a)1.9520007605 AU ± 3.93e-08
Inclination (i)4.55293251° ± 4.93e-06
Long. of Asc. Node (Ω)348.97999099° ± 2.34e-05
Arg. of Perihelion (ω)244.53052078° ± 3.08e-05
Mean Anomaly (M)255.49660144° ± 1.96e-05
Mean Motion (n)0.3614034569°/day ± 1.09e-08
Perihelion dist (q)0.52417811 AU ± 7.21e-08
Aphelion dist (Q)3.37982341 AU ± 9.86e-08
Orbital Period2.72721875 yr ± 8.24e-08
Physical Parameters
H (abs. magnitude)21.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.301″
Uncertainty0
Orbit TypeApollo
MOID0.023863 AU
Observations Used256
Oppositions2
Arc Total2018-2021
First Observation Used2018-09-01
Last Observation Used2021-02-05
Observations (262)
Date Type RA Dec Mag Band Observatory
2021-02-04 17:43:47 C 07 15 12.07 +65 54 59.1 V L34
2021-02-04 17:51:27 C 07 14 52.72 +65 56 50.6 V L34
2021-02-04 22:28:06 C 07 02 20.79 +67 01 51.4 V 033
2021-02-04 22:28:36 C 07 02 19.35 +67 01 58.2 V 033
2021-02-04 22:29:06 C 07 02 17.91 +67 02 05.1 V 033
2021-02-05 09:17:53 C 06 26 11.27 +69 28 34.9 V T08
2021-02-05 09:22:32 C 06 25 52.94 +69 29 32.0 V T08
2021-02-05 09:31:50 C 06 25 15.29 +69 31 28.1 V T08
2021-02-05 09:38:32 C 06 24 48.41 +69 32 50.4 V T08
2021-02-05 09:43:51 C 06 24 26.93 +69 33 56.3 V T08
2021-02-05 09:50:30 C 06 24 00.48 +69 35 16.6 V T08
2021-02-05 10:06:27 C 06 22 55.53 +69 38 31.3 V T08