2021 BU

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5502979000
Semi-major axis (a)1.7507580000 AU ± 3.00e+00
Inclination (i)5.96016000° ± 4.00e+00
Long. of Asc. Node (Ω)98.53069000° ± 5.00e+00
Arg. of Perihelion (ω)302.19636000° ± 6.00e+00
Mean Anomaly (M)55.45490000°
Mean Motion (n)0.4254660400°/day
Perihelion dist (q)0.78731950 AU
Aphelion dist (Q)2.71419650 AU
Orbital Period2.31653670 yr
Physical Parameters
H (abs. magnitude)26.11
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.670″
Uncertainty8
Orbit TypeApollo
MOID0.010769 AU
Observations Used14
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-01-18
Observations (14)
Date Type RA Dec Mag Band Observatory
2021-01-16 08:33:01 C 07 37 20.19 +42 52 33.3 V G96
2021-01-16 08:41:33 C 07 37 21.09 +42 52 15.6 V G96
2021-01-16 08:50:05 C 07 37 22.02 +42 51 58.2 V G96
2021-01-16 08:58:37 C 07 37 22.94 +42 51 40.0 V G96
2021-01-16 11:26:44 C 07 37 39.88 +42 46 24.6 V V06
2021-01-16 11:31:17 C 07 37 40.52 +42 46 14.5 V V06
2021-01-16 11:35:51 C 07 37 41.02 +42 46 04.7 V V06
2021-01-16 11:40:25 C 07 37 41.60 +42 45 54.8 V V06
2021-01-17 05:48:37 C 07 40 07.77 +42 12 57.5 V V06
2021-01-17 05:54:19 C 07 40 08.26 +42 12 47.4 V V06
2021-01-17 06:00:01 C 07 40 08.80 +42 12 38.6 V V06
2021-01-17 06:05:43 C 07 40 09.31 +42 12 28.7 V V06
2021-01-18 04:32:29 C 07 42 35.76 +41 35 43.2 V V06
2021-01-18 04:41:37 C 07 42 36.49 +41 35 30.5 V V06