IAA RAS IAA Minor Planet Database

2021 BB1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7471402000
Semi-major axis (a)1.1644680000 AU
Inclination (i)4.92857000°
Long. of Asc. Node (Ω)302.04440000°
Arg. of Perihelion (ω)306.54173000°
Mean Anomaly (M)268.96059000°
Mean Motion (n)0.7843550900°/day
Perihelion dist (q)0.29444710 AU
Aphelion dist (Q)2.03448890 AU
Orbital Period1.25658350 yr
Physical Parameters
H (abs. magnitude)25.83
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.850″
Uncertainty7
Orbit TypeApollo
MOID0.004671 AU
Observations Used56
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-01-19
Observations (65)
Date Type RA Dec Mag Band Observatory
2021-01-16 10:43:31 C 08 12 04.54 +30 30 18.3 – V U68
2021-01-16 10:48:19 C 08 11 59.43 +30 30 50.9 – V U68
2021-01-16 12:00:18 C 08 10 41.99 +30 38 46.6 – V U68
2021-01-16 12:05:06 C 08 10 36.77 +30 39 18.5 – V U68
2021-01-17 06:38:00 C 07 45 24.73 +33 12 32.6 – V G96
2021-01-17 06:45:19 C 07 45 11.44 +33 13 43.6 – V G96
2021-01-17 06:52:39 C 07 44 57.81 +33 14 55.8 – V G96
2021-01-17 06:59:59 C 07 44 44.31 +33 16 07.2 – V G96
2021-01-17 08:33:05 C 07 41 47.77 +33 31 17.4 – V I52
2021-01-17 08:33:54 C 07 41 46.18 +33 31 25.5 – V I52
2021-01-17 08:34:43 C 07 41 44.60 +33 31 33.5 – V I52
2021-01-17 10:36:14 C 07 37 42.13 +33 51 31.3 – V I52
2021-01-17 10:37:19 C 07 37 39.89 +33 51 42.3 – V I52
2021-01-17 10:38:25 C 07 37 37.66 +33 51 53.3 – V I52
2021-01-17 19:17:36 C 07 18 01.34 +35 26 10.9 – V B49
2021-01-17 19:21:18 C 07 17 51.36 +35 26 56.3 – V B49
2021-01-17 20:34:22 C 07 14 05.61 +35 41 27.8 – V N88
2021-01-17 20:34:45 C 07 14 04.65 +35 41 32.0 – V N88
2021-01-17 20:35:09 C 07 14 03.32 +35 41 37.2 – V N88
2021-01-17 20:35:32 C 07 14 02.32 +35 41 41.2 – V N88
2021-01-17 20:35:57 C 07 14 01.21 +35 41 46.1 – V N88
2021-01-17 20:56:14 C 07 13 25.02 +35 45 51.1 – V I93
2021-01-17 20:58:53 C 07 13 17.36 +35 46 23.8 – V I93
2021-01-17 21:01:32 C 07 13 09.69 +35 46 55.9 – V I93
2021-01-17 22:57:24 C 07 07 16.62 +36 10 17.1 – V L01
2021-01-17 22:59:04 C 07 07 11.39 +36 10 36.9 – V L01
2021-01-17 22:59:49 C 07 07 09.08 +36 10 45.7 – V L01
2021-01-17 23:18:58 C 07 06 12.70 +36 14 08.8 – V Z80
2021-01-17 23:33:59 C 07 05 25.21 +36 17 09.5 – V Z80
2021-01-18 01:11:29 C 07 00 05.79 +36 36 39.6 – V J95
2021-01-18 01:16:20 C 06 59 46.10 +36 37 50.7 – V 204
2021-01-18 01:18:49 C 06 59 41.03 +36 38 07.0 – V J95
2021-01-18 01:26:23 C 06 59 12.01 +36 39 49.3 – V 204
2021-01-18 01:26:35 C 06 59 14.66 +36 39 39.3 – V J95
2021-01-18 01:33:52 C 06 58 46.49 +36 41 17.3 – V 204
2021-01-18 02:07:49 C 06 57 20.94 +36 48 29.1 – q 858
2021-01-18 02:18:26 C 06 56 44.01 +36 50 44.7 – q 858
2021-01-18 02:27:00 C 06 56 14.02 +36 52 34.5 – q 858
2021-01-18 02:37:02 C 06 55 38.60 +36 54 42.0 – q 858
2021-01-18 02:59:30 C 06 54 20.04 +36 59 31.4 – V I52
2021-01-18 03:00:12 C 06 54 17.53 +36 59 40.3 – V I52
2021-01-18 03:00:53 C 06 54 15.00 +36 59 48.3 – V I52
2021-01-18 05:24:25 C 06 45 05.97 +37 29 24.5 – V H36
2021-01-18 05:34:51 C 06 44 24.38 +37 31 31.4 – V H36
2021-01-18 05:40:01 C 06 44 03.74 +37 32 33.4 – V H36
2021-01-18 05:55:28 C 06 43 01.51 +37 35 38.3 – V H36
2021-01-18 15:15:01 C 05 59 00.27 +39 16 10.7 – V N88
2021-01-18 15:15:27 C 05 58 57.87 +39 16 14.1 – V N88
2021-01-18 15:15:54 C 05 58 55.03 +39 16 18.5 – V N88
2021-01-18 15:16:20 C 05 58 52.69 +39 16 21.3 – V N88