IAA RAS IAA Minor Planet Database

2021 TB1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1904736000
Semi-major axis (a)1.2557865000 AU
Inclination (i)7.24905000°
Long. of Asc. Node (Ω)202.55095000°
Arg. of Perihelion (ω)140.68425000°
Mean Anomaly (M)355.35856000°
Mean Motion (n)0.7003745800°/day
Perihelion dist (q)1.01659230 AU
Aphelion dist (Q)1.49498070 AU
Orbital Period1.40725800 yr
Physical Parameters
H (abs. magnitude)25.88
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.800″
Uncertainty7
Orbit TypeAmor
MOID0.042417 AU
Observations Used53
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-10-25
Observations (53)
Date Type RA Dec Mag Band Observatory
2021-10-03 04:55:36 C 23 17 56.75 +41 14 33.5 – V G96
2021-10-03 05:03:14 C 23 18 01.28 +41 13 47.2 – V G96
2021-10-03 05:10:53 C 23 18 05.81 +41 13 00.9 – V G96
2021-10-03 05:18:31 C 23 18 10.39 +41 12 14.7 – V G96
2021-10-03 07:35:35 C 23 19 31.36 +40 57 56.8 – V G96
2021-10-03 07:36:01 C 23 19 31.61 +40 57 54.1 – V G96
2021-10-03 07:36:26 C 23 19 31.87 +40 57 51.4 – V G96
2021-10-03 07:36:52 C 23 19 32.13 +40 57 48.7 – V G96
2021-10-03 18:50:44 C 23 27 00.07 +39 46 00.5 – V L01
2021-10-03 18:52:59 C 23 27 01.44 +39 45 46.5 – V L01
2021-10-03 18:55:14 C 23 27 02.76 +39 45 33.0 – V L01
2021-10-03 18:57:28 C 23 27 04.08 +39 45 18.9 – V L01
2021-10-03 18:59:42 C 23 27 05.37 +39 45 05.5 – V L01
2021-10-03 19:34:36 C 23 27 25.39 +39 41 21.6 – V 246
2021-10-03 19:35:15 C 23 27 25.52 +39 41 16.6 – V 246
2021-10-03 19:38:36 C 23 27 27.79 +39 40 54.6 – V 246
2021-10-03 19:38:55 C 23 27 27.93 +39 40 52.0 – V 246
2021-10-03 19:39:34 C 23 27 28.22 +39 40 49.7 – V 246
2021-10-03 19:39:54 C 23 27 28.58 +39 40 46.3 – V 246
2021-10-03 19:40:13 C 23 27 28.75 +39 40 43.5 – V 246
2021-10-03 20:09:29 C 23 27 48.18 +39 37 20.8 – V J95
2021-10-03 20:17:14 C 23 27 52.78 +39 36 33.0 – V J95
2021-10-03 20:29:18 C 23 27 59.95 +39 35 17.7 – V J95
2021-10-03 23:24:48 C 23 29 41.93 +39 16 31.1 – V Z99
2021-10-03 23:33:10 C 23 29 46.81 +39 15 36.5 – V Z99
2021-10-03 23:41:33 C 23 29 51.68 +39 14 41.3 – V Z99
2021-10-04 01:56:02 C 23 31 26.56 +39 00 37.2 – u H21
2021-10-04 02:04:07 C 23 31 31.22 +38 59 46.9 – u H21
2021-10-04 02:56:39 C 23 32 05.19 +38 54 12.7 – X 858
2021-10-04 03:02:38 C 23 32 08.64 +38 53 35.4 – X 858
2021-10-04 03:09:49 C 23 32 12.72 +38 52 50.6 – X 858
2021-10-04 03:45:33 C 23 32 30.45 +38 49 01.6 – V 734
2021-10-04 03:58:00 C 23 32 37.49 +38 47 41.0 – V 734
2021-10-04 04:08:40 C 23 32 43.45 +38 46 32.8 – V 734
2021-10-08 20:27:23 C 00 30 42.48 +25 47 53.8 – V A17
2021-10-08 20:43:20 C 00 30 48.68 +25 46 05.2 – V A17
2021-10-08 20:59:17 C 00 30 54.77 +25 44 16.3 – V A17
2021-10-09 05:46:16 C 00 34 31.67 +24 44 48.8 – V 703
2021-10-09 06:02:41 C 00 34 37.61 +24 42 58.0 – V 703
2021-10-09 06:10:54 C 00 34 40.63 +24 42 03.1 – V 703
2021-10-12 04:06:18 C 00 59 46.47 +17 08 12.0 – V 734
2021-10-12 04:11:47 C 00 59 48.00 +17 07 38.4 – V 734
2021-10-12 04:17:17 C 00 59 49.48 +17 07 04.7 – V 734
2021-10-12 04:22:38 C 00 59 51.03 +17 06 31.5 – V 734
2021-10-12 04:28:00 C 00 59 52.53 +17 05 59.0 – V 734
2021-10-12 04:33:31 C 00 59 54.00 +17 05 26.1 – V 734
2021-10-13 04:30:03 C 01 07 03.89 +14 44 38.4 – u H21
2021-10-13 04:37:28 C 01 07 05.68 +14 43 56.9 – u H21
2021-10-17 05:23:50 C 01 30 34.01 +06 40 12.6 – o 691
2021-10-17 05:34:13 C 01 30 35.80 +06 39 27.9 – o 691