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
2021-01-15 10:38:05 C 09 26 57.043 +29 45 44.70 V F52
2021-01-15 10:56:28 C 09 26 56.665 +29 46 04.27 V F52
2021-01-17 09:17:08 C 09 26 11.12 +30 38 28.2 V G96
2021-01-17 09:24:31 C 09 26 10.90 +30 38 37.1 V G96
2021-01-17 09:31:55 C 09 26 10.65 +30 38 46.1 V G96
2021-01-17 09:39:18 C 09 26 10.46 +30 38 55.1 V G96
2021-01-23 09:53:17 C 09 20 54.541 +34 36 52.27 U F52
2021-01-23 10:25:17 C 09 20 52.234 +34 38 04.52 U F52
2021-01-23 10:41:59 C 09 20 51.040 +34 38 41.74 U F52
2021-01-23 20:12:50 C 09 20 17.21 +34 59 43.7 V J95
2021-01-23 20:17:21 C 09 20 16.89 +34 59 54.6 V J95
2021-01-23 20:21:48 C 09 20 16.60 +35 00 05.4 V J95
2021-01-23 20:26:09 C 09 20 16.37 +35 00 15.4 V J95
2021-01-24 01:14:59 C 09 19 55.44 +35 11 43.6 V Z99
2021-01-24 01:21:03 C 09 19 54.96 +35 11 58.1 V Z99
2021-01-24 01:27:07 C 09 19 54.53 +35 12 12.2 V Z99
2021-01-30 11:48:44 C 08 59 16.50 +44 57 51.0 V T05
2021-01-30 11:53:21 C 08 59 15.29 +44 58 20.0 V T05
2021-01-30 12:01:17 C 08 59 13.00 +44 59 06.9 V T05
2021-01-30 12:16:27 C 08 59 08.63 +45 00 36.9 V T05
2021-01-31 18:50:18 C 08 49 42.25 +48 25 56.1 V K61
2021-01-31 18:51:02 C 08 49 41.97 +48 26 02.2 V K61
2021-01-31 18:51:58 C 08 49 41.62 +48 26 09.6 V K61
2021-01-31 20:23:33 C 08 49 06.77 +48 38 02.8 V B49
2021-01-31 20:41:09 C 08 48 59.67 +48 40 20.1 V B49
2021-01-31 20:59:02 C 08 48 52.42 +48 42 40.4 V B49
2021-02-01 09:35:53 C 08 43 26.67 +50 25 28.0 V T08
2021-02-01 09:39:12 C 08 43 25.00 +50 25 56.9 V T08
2021-02-01 09:43:11 C 08 43 22.98 +50 26 30.6 V T08
2021-02-01 09:52:28 C 08 43 18.25 +50 27 50.4 V T08
2021-02-02 02:37:27 C 08 34 12.56 +52 59 40.0 V 204
2021-02-02 02:40:48 C 08 34 10.44 +53 00 11.9 V 204
2021-02-02 02:44:08 C 08 34 08.32 +53 00 43.6 V 204
2021-02-02 02:47:29 C 08 34 06.19 +53 01 15.9 V 204
2021-02-02 02:50:49 C 08 34 04.09 +53 01 48.0 V 204
2021-02-02 19:07:25 C 08 22 42.39 +55 51 26.6 V K14
2021-02-02 19:12:29 C 08 22 38.06 +55 52 23.8 V K14
2021-02-02 19:17:38 C 08 22 33.73 +55 53 23.7 V K14
2021-02-02 19:20:35 C 08 22 31.19 +55 53 57.2 V K14
2021-02-02 19:58:16 C 08 21 58.88 +56 01 06.0 V K14
2021-02-03 17:39:26 C 07 59 06.50 +60 23 28.8 V L34
2021-02-03 18:29:00 C 07 57 58.74 +60 34 30.6 V L34
2021-02-03 19:25:53 C 07 56 38.66 +60 47 12.5 V L34
2021-02-03 19:39:45 C 07 56 18.84 +60 50 17.9 V L34
2021-02-03 21:39:32 C 07 53 24.04 +61 16 31.7 V Z80
2021-02-03 21:46:13 C 07 53 13.86 +61 18 01.2 V Z80
2021-02-03 21:52:53 C 07 53 03.91 +61 19 30.6 V Z80
2021-02-04 17:39:57 C 07 15 19.21 +65 53 41.5 V 033
2021-02-04 17:40:27 C 07 15 17.95 +65 53 48.7 V 033
2021-02-04 17:40:56 C 07 15 16.71 +65 53 55.9 V 033