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 22:48:28 C 00 55 17.59 -04 12 54.7 X G02
2021-09-05 22:50:31 C 00 55 20.43 -04 10 29.7 X 958
2021-09-05 22:59:17 C 00 55 04.09 -04 02 28.5 X 958
2021-09-05 23:05:29 C 00 54 50.34 -03 57 23.3 V Z80
2021-09-05 23:08:04 C 00 54 47.66 -03 54 24.0 X 958
2021-09-05 23:10:29 C 00 54 41.04 -03 52 47.9 V Z80
2021-09-05 23:10:29 C 00 54 43.16 -03 52 10.5 X 958
2021-09-05 23:10:44 C 00 54 40.89 -03 52 34.9 V J95
2021-09-05 23:12:15 C 00 54 38.07 -03 51 10.8 V J95
2021-09-05 23:13:46 C 00 54 35.26 -03 49 47.7 V J95
2021-09-05 23:15:21 C 00 54 32.28 -03 48 20.6 V J95
2021-09-05 23:15:29 C 00 54 31.77 -03 48 12.3 V Z80
2021-09-05 23:16:42 C 00 54 31.55 -03 46 28.4 X 958
2021-09-05 23:20:29 C 00 54 22.44 -03 43 37.4 V Z80
2021-09-05 23:20:30 C 00 54 19.30 -03 43 35.3 V 033
2021-09-05 23:20:55 C 00 54 18.53 -03 43 12.6 V 033
2021-09-05 23:21:20 C 00 54 17.77 -03 42 50.1 V 033
2021-09-05 23:21:52 C 00 54 16.74 -03 42 19.8 V 033
2021-09-05 23:23:12 C 00 54 19.37 -03 40 29.5 X 958
2021-09-05 23:25:29 C 00 54 13.11 -03 39 00.7 V Z80
2021-09-05 23:30:29 C 00 54 03.80 -03 34 24.6 V Z80
2021-09-05 23:32:53 C 00 53 56.24 -03 31 44.6 V L01
2021-09-05 23:34:07 C 00 53 53.90 -03 30 35.9 V L01
2021-09-05 23:35:22 C 00 53 51.57 -03 29 27.5 V L01
2021-09-05 23:36:46 C 00 53 48.91 -03 28 09.8 V L01
2021-09-05 23:38:10 C 00 53 46.27 -03 26 52.3 V L01
2021-09-05 23:39:24 C 00 53 43.94 -03 25 43.8 V L01
2021-09-05 23:40:39 C 00 53 41.59 -03 24 35.1 V L01
2021-09-06 00:15:44 C 00 52 34.31 -02 52 24.3 V C47
2021-09-06 00:17:02 C 00 52 31.83 -02 51 11.8 V C47
2021-09-06 00:19:38 C 00 52 26.94 -02 48 47.4 V C47
2021-09-06 00:20:56 C 00 52 24.45 -02 47 34.9 V C47
2021-09-06 00:22:14 C 00 52 22.00 -02 46 23.0 V C47
2021-09-06 00:23:32 C 00 52 19.55 -02 45 10.5 V C47
2021-09-06 00:26:08 C 00 52 14.60 -02 42 45.7 V C47
2021-09-06 02:58:53 C 00 47 33.142 -00 17 46.10 V J04
2021-09-06 02:58:59 C 00 47 32.916 -00 17 39.43 V J04
2021-09-06 02:59:06 C 00 47 32.687 -00 17 32.42 V J04
2021-09-06 08:31:45 C 00 37 17.22 +04 59 04.7 V 703
2021-09-06 08:46:48 C 00 36 47.18 +05 13 32.3 V 703
2021-09-06 08:54:19 C 00 36 32.06 +05 20 46.8 V 703
2021-09-06 14:59:22 C 00 25 02.41 +11 09 47.3 q 900
2021-09-06 15:00:35 C 00 24 59.92 +11 10 56.8 q 900
2021-09-06 15:01:48 C 00 24 57.41 +11 12 07.9 q 900
2021-09-06 15:03:02 C 00 24 54.99 +11 13 15.7 q 900
2021-09-06 15:04:15 C 00 24 52.45 +11 14 25.7 q 900
2021-09-06 19:56:06 C 00 15 33.60 +15 45 34.0 V 033
2021-09-06 19:56:30 C 00 15 32.78 +15 45 57.0 V 033
2021-09-06 19:56:54 C 00 15 31.96 +15 46 19.7 V 033
2021-09-06 21:50:55 C 00 11 45.97 +17 31 10.8 V Z43