IAA RAS IAA Minor Planet Database

2018 RB1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2824350000
Semi-major axis (a)1.1194634000 AU
Inclination (i)5.04428000°
Long. of Asc. Node (Ω)166.84974000°
Arg. of Perihelion (ω)266.71466000°
Mean Anomaly (M)332.30694000°
Mean Motion (n)0.8321262900°/day
Perihelion dist (q)0.80328780 AU
Aphelion dist (Q)1.43563900 AU
Orbital Period1.18444490 yr
Physical Parameters
H (abs. magnitude)27.90
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.270″
Uncertainty6
Orbit TypeApollo
MOID0.001540 AU
Observations Used34
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2018-09-09
Observations (41)
Date Type RA Dec Mag Band Observatory
2018-09-06 08:24:48 C 21 58 26.45 +02 21 20.4 – V G96
2018-09-06 08:32:50 C 21 58 23.30 +02 20 42.8 – V G96
2018-09-06 08:40:51 C 21 58 20.10 +02 20 07.0 – V G96
2018-09-06 08:48:53 C 21 58 16.94 +02 19 29.7 – V G96
2018-09-06 09:43:00 C 21 57 55.91 +02 15 17.5 – V I52
2018-09-06 09:45:25 C 21 57 54.98 +02 15 06.2 – V I52
2018-09-06 09:47:48 C 21 57 54.06 +02 14 55.2 – V I52
2018-09-06 11:20:11 C 21 57 40.08 +02 14 56.1 – V 474
2018-09-06 11:21:54 C 21 57 39.36 +02 14 47.8 – V 474
2018-09-06 11:27:05 C 21 57 37.26 +02 14 23.3 – V 474
2018-09-06 11:28:49 C 21 57 36.53 +02 14 15.2 – V 474
2018-09-06 21:41:57 C 21 54 05.677 +01 14 22.73 – V J04
2018-09-06 21:47:57 C 21 54 02.814 +01 13 48.69 – V J04
2018-09-07 04:49:29 C 21 51 02.37 +00 31 18.2 – V I52
2018-09-07 04:50:53 C 21 51 01.62 +00 31 09.9 – V I52
2018-09-07 04:52:17 C 21 51 00.86 +00 31 00.7 – V I52
2018-09-07 04:53:41 C 21 51 00.12 +00 30 51.8 – V I52
2018-09-07 20:37:50 C 21 42 54.04 -01 26 42.4 – V L01
2018-09-07 20:39:41 C 21 42 52.69 -01 26 58.5 – V L01
2018-09-07 20:41:51 C 21 42 51.33 -01 27 16.3 – V L01
2018-09-07 20:45:47 C 21 42 49.79 -01 27 43.9 – V 104
2018-09-07 20:54:51 C 21 42 43.55 -01 29 02.1 – V 104
2018-09-07 21:03:55 C 21 42 37.19 -01 30 19.7 – V 104
2018-09-08 02:56:33 C 21 39 08.33 -02 22 50.3 – V I52
2018-09-08 02:56:55 C 21 39 08.07 -02 22 53.8 – V I52
2018-09-08 02:57:48 C 21 39 07.36 -02 23 02.7 – V I52
2018-09-08 02:58:09 C 21 39 07.11 -02 23 06.5 – V I52
2018-09-08 10:02:19 C 21 33 45.13 -03 26 11.8 – V 474
2018-09-08 10:03:35 C 21 33 43.98 -03 26 25.7 – V 474
2018-09-08 10:04:52 C 21 33 42.84 -03 26 40.1 – V 474
2018-09-08 10:05:30 C 21 33 42.25 -03 26 47.4 – V 474
2018-09-08 22:15:10 C 21 22 25.05 -06 18 38.9 – V 204
2018-09-08 22:31:09 C 21 22 06.03 -06 22 39.9 – V 204
2018-09-08 22:45:21 C 21 21 49.06 -06 26 14.9 – V 204
2018-09-09 04:56:21 C 21 14 51.79 -08 06 22.6 – V I52
2018-09-09 04:56:54 C 21 14 50.98 -08 06 32.5 – V I52
2018-09-09 04:57:27 C 21 14 50.20 -08 06 42.4 – V I52
2018-09-10 03:00:22 C 20 35 21.51 -17 01 45.7 – V I52
2018-09-10 03:02:07 C 20 35 16.60 -17 02 43.0 – V I52
2018-09-10 03:04:28 C 20 35 10.09 -17 04 00.2 – V I52
2018-09-10 03:05:09 C 20 35 08.24 -17 04 22.2 – V I52