2021 BC2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6565138000
Semi-major axis (a)2.4314818000 AU
Inclination (i)5.81643000°
Long. of Asc. Node (Ω)101.91346000°
Arg. of Perihelion (ω)87.68204000°
Mean Anomaly (M)85.34966000°
Mean Motion (n)0.2599546100°/day
Perihelion dist (q)0.83518040 AU
Aphelion dist (Q)4.02778320 AU
Orbital Period3.79146050 yr
Physical Parameters
H (abs. magnitude)24.04
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.800″
Uncertainty8
Orbit TypeApollo
MOID0.119167 AU
Observations Used21
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-01-23
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-01-17 09:50:40 C 09 53 27.89 +25 45 44.9 V G96
2021-01-17 09:58:00 C 09 53 31.07 +25 45 58.7 V G96
2021-01-17 10:05:20 C 09 53 34.13 +25 46 13.6 V G96
2021-01-17 10:12:40 C 09 53 37.36 +25 46 27.6 V G96
2021-01-17 12:04:18 C 09 54 24.96 +25 50 00.7 V I52
2021-01-17 12:06:44 C 09 54 25.99 +25 50 05.1 V I52
2021-01-17 12:11:35 C 09 54 28.08 +25 50 15.5 V I52
2021-01-18 07:22:02 C 10 03 38.13 +26 28 57.6 V I52
2021-01-18 07:23:51 C 10 03 39.00 +26 29 01.0 V I52
2021-01-18 07:25:39 C 10 03 39.86 +26 29 05.2 V I52
2021-01-18 07:27:28 C 10 03 40.81 +26 29 09.3 V I52
2021-01-20 07:23:05 C 10 31 38.96 +28 12 51.1 u H21
2021-01-20 07:27:17 C 10 31 41.72 +28 13 00.6 u H21
2021-01-20 07:31:28 C 10 31 44.47 +28 13 10.1 u H21
2021-01-20 07:35:06 C 10 31 46.86 +28 13 18.5 u H21
2021-01-22 10:38:00 C 11 12 44.85 +30 02 57.8 V I52
2021-01-22 10:39:25 C 11 12 46.16 +30 03 00.9 V I52
2021-01-22 10:40:50 C 11 12 47.43 +30 03 03.4 V I52
2021-01-22 10:42:16 C 11 12 48.73 +30 03 06.4 V I52
2021-01-23 07:44:02 C 11 34 00.39 +30 39 44.6 u H21
2021-01-23 07:49:55 C 11 34 06.54 +30 39 54.0 u H21
2021-01-23 07:54:40 C 11 34 11.51 +30 40 01.7 u H21