2021 RB1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2132027000
Semi-major axis (a)1.3030176000 AU
Inclination (i)28.39830000°
Long. of Asc. Node (Ω)344.12830000°
Arg. of Perihelion (ω)5.34366000°
Mean Anomaly (M)294.72096000°
Mean Motion (n)0.6626415500°/day
Perihelion dist (q)1.02521070 AU
Aphelion dist (Q)1.58082450 AU
Orbital Period1.48739190 yr
Physical Parameters
H (abs. magnitude)24.07
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.680″
Uncertainty7
Orbit TypeAmor
MOID0.016325 AU
Observations Used138
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-09-10
Observations (152)
Date Type RA Dec Mag Band Observatory
2021-09-05 04:57:20 C 01 25 35.93 -18 55 17.3 q Y00
2021-09-05 05:01:32 C 01 25 28.79 -18 52 15.5 q Y00
2021-09-05 05:05:06 C 01 25 22.59 -18 49 37.8 q Y00
2021-09-05 05:28:33 C 01 24 42.24 -18 32 28.1 X Y00
2021-09-05 05:31:02 C 01 24 37.96 -18 30 38.5 X Y00
2021-09-05 05:33:37 C 01 24 33.51 -18 28 43.9 X Y00
2021-09-05 06:08:21 C 01 23 33.43 -18 03 00.7 X Y00
2021-09-05 06:10:16 C 01 23 30.11 -18 01 34.9 X Y00
2021-09-05 06:12:11 C 01 23 26.79 -18 00 09.1 X Y00
2021-09-05 06:45:33 C 01 22 29.04 -17 35 08.8 X Y00
2021-09-05 06:47:28 C 01 22 25.70 -17 33 41.9 X Y00
2021-09-05 06:49:24 C 01 22 22.36 -17 32 15.0 X Y00
2021-09-05 11:44:13 C 01 14 30.87 -13 46 35.6 V T05
2021-09-05 11:58:17 C 01 14 05.56 -13 35 11.8 V T05
2021-09-05 12:06:14 C 01 13 51.25 -13 28 44.6 V T05
2021-09-05 21:10:32 C 00 58 17.40 -05 42 00.8 V L18
2021-09-05 21:11:32 C 00 58 15.58 -05 41 06.6 V L18
2021-09-05 21:12:32 C 00 58 13.64 -05 40 11.2 V L18
2021-09-05 21:19:13 C 00 58 05.06 -05 33 50.7 X 595
2021-09-05 21:21:06 C 00 58 01.64 -05 32 08.4 X 595
2021-09-05 21:24:51 C 00 57 54.76 -05 28 45.0 X 595
2021-09-05 21:27:00 C 00 57 50.82 -05 26 48.9 X 595
2021-09-05 21:46:05 C 00 57 14.76 -05 09 45.1 V 246
2021-09-05 21:46:17 C 00 57 14.37 -05 09 34.5 V 246
2021-09-05 21:46:27 C 00 57 14.07 -05 09 25.7 V 246
2021-09-05 21:46:41 C 00 57 13.66 -05 09 13.1 V 246
2021-09-05 21:47:01 C 00 57 13.06 -05 08 54.7 V 246
2021-09-05 21:47:51 C 00 57 11.52 -05 08 09.3 V 246
2021-09-05 21:48:11 C 00 57 10.89 -05 07 51.0 V 246
2021-09-05 21:48:21 C 00 57 10.60 -05 07 42.4 V 246
2021-09-05 21:48:31 C 00 57 10.27 -05 07 33.2 V 246
2021-09-05 21:48:41 C 00 57 09.97 -05 07 23.8 V 246
2021-09-05 21:48:51 C 00 57 09.67 -05 07 14.9 V 246
2021-09-05 21:49:01 C 00 57 09.36 -05 07 05.8 V 246
2021-09-05 21:53:15 C 00 57 03.61 -05 02 48.4 V L39
2021-09-05 21:54:34 C 00 57 01.23 -05 01 36.8 V L39
2021-09-05 21:55:51 C 00 56 58.85 -05 00 25.8 V L39
2021-09-05 22:04:59 C 00 56 42.37 -04 52 40.0 q J69
2021-09-05 22:08:39 C 00 56 35.59 -04 49 19.1 q J69
2021-09-05 22:19:53 C 00 56 14.98 -04 39 05.9 q J69
2021-09-05 22:27:17 C 00 56 01.33 -04 32 20.2 q J69
2021-09-05 22:35:30 C 00 55 45.33 -04 24 26.7 V 203
2021-09-05 22:37:18 C 00 55 42.61 -04 14 58.5 V L29
2021-09-05 22:38:25 C 00 55 40.49 -04 13 56.9 V L29
2021-09-05 22:39:15 C 00 55 38.34 -04 21 00.7 V 203
2021-09-05 22:39:29 C 00 55 38.46 -04 12 58.0 V L29
2021-09-05 22:43:30 C 00 55 30.41 -04 17 06.8 V 203
2021-09-05 22:43:52 C 00 55 26.25 -04 17 08.0 X G02
2021-09-05 22:43:57 C 00 55 26.07 -04 17 03.5 X G02
2021-09-05 22:47:58 C 00 55 22.07 -04 13 01.7 V 203