2021 SB

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2774393000
Semi-major axis (a)1.3943340000 AU
Inclination (i)18.44879000°
Long. of Asc. Node (Ω)175.18740000°
Arg. of Perihelion (ω)212.81841000°
Mean Anomaly (M)174.47112000°
Mean Motion (n)0.5986236400°/day
Perihelion dist (q)1.00749100 AU
Aphelion dist (Q)1.78117700 AU
Orbital Period1.64645640 yr
Physical Parameters
H (abs. magnitude)26.11
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.880″
Uncertainty7
Orbit TypeAmor
MOID0.035132 AU
Observations Used32
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-09-27
Observations (32)
Date Type RA Dec Mag Band Observatory
2021-09-16 05:25:33 C 23 15 00.45 +11 34 32.2 V G96
2021-09-16 05:35:22 C 23 15 05.76 +11 32 08.8 V G96
2021-09-16 05:51:44 C 23 15 14.57 +11 28 11.1 V G96
2021-09-16 09:20:48 C 23 17 07.31 +10 36 33.9 V G96
2021-09-16 09:21:14 C 23 17 07.57 +10 36 28.0 V G96
2021-09-16 09:21:39 C 23 17 07.79 +10 36 21.1 V G96
2021-09-16 09:22:05 C 23 17 08.04 +10 36 14.7 V G96
2021-09-16 21:29:25 C 23 24 43.75 +07 26 15.4 V J95
2021-09-16 21:38:25 C 23 24 49.13 +07 23 48.3 V J95
2021-09-16 21:48:25 C 23 24 55.09 +07 21 06.9 V J95
2021-09-16 22:30:06 C 23 25 20.30 +07 10 11.4 X 958
2021-09-16 22:38:19 C 23 25 25.23 +07 07 56.3 X 958
2021-09-16 22:46:34 C 23 25 30.06 +07 05 42.2 X 958
2021-09-17 01:08:47 C 23 26 54.25 +06 26 35.2 V I93
2021-09-17 01:11:40 C 23 26 56.01 +06 25 47.2 V I93
2021-09-17 01:14:37 C 23 26 57.78 +06 24 57.3 V I93
2021-09-17 04:06:34 C 23 29 00.18 +05 37 24.6 q 858
2021-09-17 04:10:03 C 23 29 02.34 +05 36 26.1 q 858
2021-09-17 04:13:28 C 23 29 04.42 +05 35 28.1 q 858
2021-09-17 04:53:45 C 23 29 25.33 +05 23 54.8 u H21
2021-09-17 04:56:32 C 23 29 27.01 +05 23 07.3 u H21
2021-09-17 04:59:18 C 23 29 28.70 +05 22 20.3 u H21
2021-09-17 05:04:29 C 23 29 31.82 +05 20 52.0 u H21
2021-09-17 08:20:50 C 23 31 33.33 +04 24 43.2 V 734
2021-09-17 08:30:51 C 23 31 39.58 +04 21 48.6 V 734
2021-09-17 08:38:48 C 23 31 44.51 +04 19 31.0 V 734
2021-09-18 13:44:22 C 23 52 29.83 -04 38 37.0 V 474
2021-09-18 13:46:15 C 23 52 31.20 -04 39 13.9 V 474
2021-09-18 13:48:09 C 23 52 32.53 -04 39 52.2 V 474
2021-09-27 08:58:12 C 03 20 40.52 -55 01 47.1 V 807
2021-09-27 09:04:10 C 03 20 45.76 -55 02 14.1 V 807
2021-09-27 09:10:02 C 03 20 50.97 -55 02 40.6 V 807