2021 BK3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6500948012
Semi-major axis (a)2.6427104978 AU
Inclination (i)0.52131724°
Long. of Asc. Node (Ω)335.25468066° ± 5.00e+00
Arg. of Perihelion (ω)118.88586500° ± 6.00e+00
Mean Anomaly (M)48.65830733°
Mean Motion (n)0.2293998800°/day
Perihelion dist (q)0.92469580 AU
Aphelion dist (Q)4.36102140 AU
Orbital Period4.29646120 yr
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.356″
Uncertainty
Orbit TypeApollo
MOID0.004333 AU
Observations Used146
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-02-21
Observations (160)
Date Type RA Dec Mag Band Observatory
2021-02-11 14:07:52 C 10 13 17.356 +12 25 27.01 U F52
2021-02-12 08:24:49 C 10 15 50.46 +12 01 46.5 o 691
2021-02-12 08:36:49 C 10 15 51.68 +12 01 32.3 o 691
2021-02-12 08:46:47 C 10 15 52.74 +12 01 19.5 o 691
2021-02-20 12:08:19 C 10 30 47.42 +09 34 03.1 V I52
2021-02-20 12:13:28 C 10 30 47.60 +09 34 00.8 V I52
2021-02-20 12:18:37 C 10 30 47.76 +09 33 57.3 V I52
2021-02-21 07:50:03 C 10 31 41.14 +09 25 25.7 V I52
2021-02-21 07:57:17 C 10 31 41.29 +09 25 23.2 V I52
2021-02-21 08:04:32 C 10 31 41.47 +09 25 20.6 V I52