IAA RAS IAA Minor Planet Database

2021 BR

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4023961000
Semi-major axis (a)1.7788143000 AU
Inclination (i)7.87232000°
Long. of Asc. Node (Ω)110.96178000°
Arg. of Perihelion (ω)18.74168000°
Mean Anomaly (M)9.51816000°
Mean Motion (n)0.4154398400°/day
Perihelion dist (q)1.06302640 AU
Aphelion dist (Q)2.49460220 AU
Orbital Period2.37244370 yr
Physical Parameters
H (abs. magnitude)25.40
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.320″
Uncertainty7
Orbit TypeAmor
MOID0.085704 AU
Observations Used14
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-01-18
Observations (17)
Date Type RA Dec Mag Band Observatory
2021-01-05 07:01:38 C 06 25 14.06 +13 48 26.9 – V G96
2021-01-05 07:09:08 C 06 25 14.82 +13 48 45.9 – V G96
2021-01-05 07:16:39 C 06 25 15.55 +13 49 07.5 – V G96
2021-01-09 08:07:54 C 06 38 16.05 +18 47 22.6 – V G96
2021-01-09 08:22:59 C 06 38 18.03 +18 48 12.9 – V G96
2021-01-09 08:30:31 C 06 38 19.06 +18 48 38.1 – V G96
2021-01-17 05:31:58 C 07 16 57.23 +30 59 13.7 – V G96
2021-01-17 05:39:21 C 07 16 58.95 +30 59 45.5 – V G96
2021-01-17 05:46:45 C 07 17 00.70 +31 00 16.6 – V G96
2021-01-17 05:54:10 C 07 17 02.42 +31 00 48.0 – V G96
2021-01-17 08:44:10 C 07 17 42.59 +31 12 39.4 – V I52
2021-01-17 08:46:35 C 07 17 43.13 +31 12 49.0 – V I52
2021-01-18 04:23:27 C 07 23 10.49 +32 35 23.1 – V I52
2021-01-18 04:28:17 C 07 23 11.67 +32 35 44.0 – V I52
2021-02-05 12:57:42 C 10 23 29.43 +53 21 14.0 – o 291
2021-02-05 13:04:04 C 10 23 32.10 +53 21 16.3 – o 291
2021-02-05 13:10:28 C 10 23 34.74 +53 21 18.7 – o 291