2016 RH18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2626170156 ± 4.84e-08
Semi-major axis (a)1.5459257979 AU ± 1.51e-08
Inclination (i)8.94427512° ± 2.48e-06
Long. of Asc. Node (Ω)69.36850523° ± 1.38e-05
Arg. of Perihelion (ω)357.88609349° ± 1.51e-05
Mean Anomaly (M)229.59773572° ± 2.36e-05
Mean Motion (n)0.5127779116°/day ± 7.53e-09
Perihelion dist (q)1.13993938 AU ± 7.56e-08
Aphelion dist (Q)1.95191222 AU ± 7.72e-08
Orbital Period1.92213093 yr ± 2.82e-08
Physical Parameters
H (abs. magnitude)21.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.218″
Uncertainty0
Orbit TypeAmor
MOID0.152744 AU
Observations Used119
Oppositions3
Arc Total2016-2023
First Observation Used2016-08-30
Last Observation Used2023-03-18
Observations (119)
Date Type RA Dec Mag Band Observatory
2021-02-07 12:38:18 C 12 20 51.29 +25 50 37.9 V V06
2021-02-07 12:46:18 C 12 20 50.97 +25 50 42.1 V V06
2021-02-07 15:13:48 C 12 20 46.634 +25 52 12.73 U F51
2021-02-07 15:23:48 C 12 20 46.279 +25 52 18.59 U F51
2021-02-07 15:33:50 C 12 20 45.931 +25 52 24.30 U F51
2021-02-07 15:43:50 C 12 20 45.581 +25 52 29.95 U F51
2021-03-04 06:29:06 C 11 45 48.98 +29 57 42.1 u H21
2021-03-04 06:55:04 C 11 45 46.95 +29 57 46.1 u H21
2021-03-04 07:13:10 C 11 45 45.48 +29 57 48.5 u H21
2021-03-09 05:13:32 C 11 36 58.38 +30 06 14.9 u H21
2021-03-09 05:17:43 C 11 36 58.03 +30 06 15.1 u H21
2021-03-10 07:33:31 C 11 35 02.81 +30 05 59.4 V G96
2021-03-10 07:40:55 C 11 35 02.30 +30 05 59.1 V G96
2021-03-10 07:48:18 C 11 35 01.71 +30 05 59.1 V G96
2021-03-10 07:55:42 C 11 35 01.16 +30 05 58.6 V G96
2023-03-18 10:31:37 C 13 28 23.909 +12 02 07.15 V V00
2023-03-18 10:38:47 C 13 28 23.437 +12 02 09.74 V V00
2023-03-18 10:45:56 C 13 28 22.991 +12 02 11.58 V V00
2023-03-18 10:53:04 C 13 28 22.480 +12 02 13.85 V V00