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
2021-01-31 04:38:31 C 06 43 58.86 +32 40 37.6 V 703
2021-01-31 04:46:38 C 06 44 21.57 +32 39 44.5 V 703
2021-01-31 04:54:53 C 06 44 44.37 +32 38 51.8 V 703
2021-01-31 05:43:02 C 06 46 57.72 +32 33 30.2 V I52
2021-01-31 05:44:09 C 06 47 00.81 +32 33 22.7 V I52
2021-01-31 05:46:25 C 06 47 07.05 +32 33 07.1 V I52
2021-01-31 06:10:58 C 06 48 15.46 +32 29 25.8 17.5 r 718
2021-01-31 06:11:46 C 06 48 17.77 +32 29 19.8 17.7 r 718
2021-01-31 06:12:35 C 06 48 19.94 +32 29 14.2 17.6 r 718
2021-01-31 06:13:24 C 06 48 22.29 +32 29 08.5 18.2 r 718
2021-01-31 06:15:50 C 06 48 29.01 +32 28 52.7 17.8 r 718
2021-01-31 06:16:39 C 06 48 31.12 +32 28 46.7 18.1 r 718
2021-01-31 06:17:28 C 06 48 33.18 +32 28 40.6 17.8 r 718
2021-01-31 06:31:48 C 06 49 11.41 +32 27 51.2 V I52
2021-01-31 06:32:57 C 06 49 14.53 +32 27 43.1 V I52
2021-01-31 06:34:04 C 06 49 17.61 +32 27 35.0 V I52
2021-01-31 06:35:12 C 06 49 20.69 +32 27 26.9 V I52
2021-01-31 09:03:03 C 06 55 59.98 +32 08 59.0 V I52
2021-01-31 09:04:11 C 06 56 03.02 +32 08 50.1 V I52
2021-01-31 09:05:19 C 06 56 06.06 +32 08 41.1 V I52
2021-01-31 09:06:27 C 06 56 09.09 +32 08 32.2 V I52
2021-01-31 12:21:22 C 07 05 16.92 +31 44 47.6 q 900
2021-01-31 12:24:39 C 07 05 25.27 +31 44 22.7 q 900
2021-01-31 12:27:57 C 07 05 33.62 +31 43 57.8 q 900
2021-01-31 13:43:01 C 07 09 01.98 +31 33 27.0 V N51
2021-01-31 13:45:05 C 07 09 07.40 +31 33 12.0 V N51
2021-01-31 13:50:11 C 07 09 20.11 +31 32 36.1 V N51
2021-01-31 14:58:56 C 07 12 05.95 +31 23 03.8 V N88
2021-01-31 14:59:23 C 07 12 07.06 +31 23 00.3 V N88
2021-01-31 14:59:54 C 07 12 08.32 +31 22 56.4 V N88
2021-01-31 15:00:25 C 07 12 09.58 +31 22 52.5 V N88
2021-01-31 15:00:48 C 07 12 10.53 +31 22 49.4 V N88
2021-01-31 17:17:17 C 07 17 58.02 +31 02 45.7 V K61
2021-01-31 17:18:13 C 07 18 00.31 +31 02 38.2 V K61
2021-01-31 17:18:57 C 07 18 02.05 +31 02 32.6 V K61
2021-01-31 17:19:53 C 07 18 04.27 +31 02 25.6 V K61
2021-01-31 17:20:31 C 07 18 05.43 +31 02 40.9 o K88
2021-01-31 17:21:00 C 07 18 06.53 +31 02 36.6 o K88
2021-01-31 17:21:28 C 07 18 07.66 +31 02 33.4 o K88
2021-01-31 17:21:32 C 07 18 08.26 +31 02 12.7 V K61
2021-01-31 17:21:56 C 07 18 08.82 +31 02 29.5 o K88
2021-01-31 17:22:24 C 07 18 09.94 +31 02 26.0 o K88
2021-01-31 17:22:53 C 07 18 11.04 +31 02 22.7 o K88
2021-01-31 17:23:16 C 07 18 12.46 +31 01 59.3 V K61
2021-01-31 17:23:21 C 07 18 12.18 +31 02 18.8 o K88
2021-01-31 17:23:49 C 07 18 13.31 +31 02 15.3 o K88
2021-01-31 17:24:18 C 07 18 14.45 +31 02 11.7 o K88
2021-01-31 17:24:46 C 07 18 15.58 +31 02 08.1 o K88
2021-01-31 17:26:11 C 07 18 19.01 +31 01 56.9 o K88
2021-01-31 17:26:39 C 07 18 20.17 +31 01 53.1 o K88