2018 RB8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3247079020 ± 3.46e-08
Semi-major axis (a)1.6402676715 AU ± 2.86e-08
Inclination (i)15.53475769° ± 7.17e-06
Long. of Asc. Node (Ω)162.06396778° ± 1.35e-05
Arg. of Perihelion (ω)258.34334068° ± 2.30e-05
Mean Anomaly (M)119.43611600° ± 3.33e-05
Mean Motion (n)0.4691807532°/day ± 1.23e-08
Perihelion dist (q)1.10765980 AU ± 5.99e-08
Aphelion dist (Q)2.17287555 AU ± 6.82e-08
Orbital Period2.10073895 yr ± 5.49e-08
Physical Parameters
H (abs. magnitude)21.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.262″
Uncertainty0
Orbit TypeAmor
MOID0.250962 AU
Observations Used72
Oppositions2
Arc Total2017-2020
First Observation Used2017-02-03
Last Observation Used2020-09-12
Observations (77)
Date Type RA Dec Mag Band Observatory
2018-11-02 06:54:50 C 04 50 06.79 -47 06 59.9 u 807
2018-11-02 06:59:32 C 04 50 07.28 -47 07 04.6 u 807
2018-11-02 07:04:14 C 04 50 07.75 -47 07 09.1 u 807
2018-11-11 04:22:21 C 05 13 12.16 -49 41 30.5 u 807
2018-11-11 04:35:23 C 05 13 13.30 -49 41 38.1 u 807
2018-11-11 04:48:00 C 05 13 14.39 -49 41 44.9 u 807
2018-12-02 04:19:50 C 05 50 37.07 -50 07 59.2 u 807
2018-12-02 04:34:07 C 05 50 37.64 -50 07 54.3 u 807
2018-12-02 04:47:57 C 05 50 38.21 -50 07 49.8 u 807
2018-12-28 04:46:46 C 06 11 47.48 -40 37 32.5 u 807
2018-12-28 04:59:51 C 06 11 47.63 -40 37 12.9 u 807
2018-12-28 05:12:28 C 06 11 47.81 -40 36 53.8 u 807
2019-01-10 09:33:44 C 06 19 28.274 -31 12 42.81 U F51
2019-01-10 09:50:08 C 06 19 28.578 -31 12 08.74 U F51
2019-01-10 10:06:27 C 06 19 28.860 -31 11 35.23 U F51
2019-01-10 10:22:47 C 06 19 29.181 -31 11 01.23 U F51
2019-01-30 01:59:07 C 06 35 58.17 -13 28 05.7 u 807
2019-01-30 02:09:15 C 06 35 58.61 -13 27 42.9 u 807
2020-08-24 03:23:13 C 20 45 02.23 -04 07 10.9 u H21
2020-08-24 03:43:45 C 20 45 01.03 -04 07 36.7 u H21
2020-08-24 04:03:38 C 20 44 59.87 -04 08 01.1 u H21
2020-09-11 05:49:38 C 20 27 58.631 -13 06 16.73 U F51
2020-09-11 06:28:17 C 20 27 57.637 -13 07 04.28 U F51
2020-09-11 06:47:37 C 20 27 57.102 -13 07 28.15 U F51
2020-09-12 06:47:26 C 20 27 27.855 -13 36 56.10 U F52
2020-09-12 06:58:33 C 20 27 27.624 -13 37 09.48 U F52
2020-09-12 07:09:47 C 20 27 27.322 -13 37 23.28 U F52