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
2021-01-18 15:16:45 C 05 58 50.13 +39 16 25.7 V N88
2021-01-18 17:28:39 C 05 46 12.64 +39 32 07.5 V K63
2021-01-18 17:31:48 C 05 45 53.27 +39 32 30.6 V K63
2021-01-18 17:38:19 C 05 45 13.16 +39 33 17.1 V K63
2021-01-18 18:33:58 C 05 39 23.49 +39 39 14.8 V 204
2021-01-18 18:39:09 C 05 38 48.82 +39 39 58.3 V L01
2021-01-18 18:40:48 C 05 38 39.74 +39 39 55.9 V 204
2021-01-18 18:41:44 C 05 38 32.23 +39 40 12.9 V L01
2021-01-18 18:42:52 C 05 38 24.87 +39 40 19.7 V L01
2021-01-18 18:43:48 C 05 38 18.91 +39 40 25.5 V L01
2021-01-19 00:47:09 C 04 56 00.37 +39 48 43.6 V W34
2021-01-19 00:56:14 C 04 54 49.89 +39 48 11.2 V W34
2021-01-19 01:05:32 C 04 53 37.50 +39 47 33.9 V W34
2021-01-19 20:54:04 C 02 08 02.41 +30 08 22.7 V 204
2021-01-19 21:18:00 C 02 04 59.89 +29 47 39.8 V 204