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 17:27:08 C 07 18 21.20 +31 01 49.7 o K88
2021-01-31 17:34:43 C 07 18 39.80 +31 00 24.5 V 113
2021-01-31 17:38:18 C 07 18 50.77 +31 00 25.7 V K83
2021-01-31 17:39:40 C 07 18 51.64 +30 59 46.1 V 113
2021-01-31 17:40:27 C 07 18 55.90 +31 00 09.2 V K83
2021-01-31 17:42:37 C 07 19 01.19 +30 59 52.1 V K83
2021-01-31 17:44:35 C 07 19 03.39 +30 59 08.0 V 113
2021-01-31 17:44:46 C 07 19 06.31 +30 59 35.1 V K83
2021-01-31 17:49:33 C 07 19 15.27 +30 58 28.3 V 113
2021-01-31 17:53:01 C 07 19 26.16 +30 58 26.2 V K78
2021-01-31 18:07:39 C 07 20 02.89 +30 56 30.2 V B49
2021-01-31 18:12:04 C 07 20 13.44 +30 55 55.5 V B49
2021-01-31 18:16:29 C 07 20 23.93 +30 55 20.8 V B49
2021-01-31 18:28:38 C 07 20 50.57 +30 53 48.4 V K78
2021-01-31 19:18:26 C 07 22 44.07 +30 46 38.9 V C43
2021-01-31 19:20:37 C 07 22 49.14 +30 46 21.5 V C43
2021-01-31 19:22:48 C 07 22 54.19 +30 46 03.5 V C43
2021-01-31 19:25:08 C 07 22 59.62 +30 45 45.2 V C43
2021-01-31 19:53:21 C 07 24 05.84 +30 42 24.3 V 595
2021-01-31 19:55:16 C 07 24 10.21 +30 42 08.6 V 595
2021-01-31 19:57:10 C 07 24 14.48 +30 41 53.3 V 595
2021-01-31 20:22:32 C 07 25 13.35 +30 38 33.0 V 104
2021-01-31 20:27:32 C 07 25 24.72 +30 37 52.0 V 104
2021-01-31 20:34:12 C 07 25 39.79 +30 36 56.5 V 104
2021-01-31 20:41:32 C 07 25 56.20 +30 35 58.3 V G17
2021-01-31 20:51:19 C 07 26 18.17 +30 34 37.7 V G17
2021-01-31 21:01:05 C 07 26 40.15 +30 33 15.4 V G17
2021-01-31 21:29:11 C 07 27 42.89 +30 29 18.6 V L39
2021-01-31 21:31:09 C 07 27 47.30 +30 29 02.7 V L39
2021-01-31 21:33:20 C 07 27 52.16 +30 28 44.1 V L39
2021-01-31 23:58:29 C 07 33 08.59 +30 07 35.5 V L01
2021-02-01 00:01:21 C 07 33 14.77 +30 07 09.8 V L01
2021-02-01 01:12:46 C 07 35 47.87 +29 56 30.9 V L01
2021-02-01 01:14:30 C 07 35 51.54 +29 56 15.6 V L01
2021-02-01 01:15:47 C 07 35 54.26 +29 56 03.5 V L01
2021-02-01 01:17:21 C 07 35 57.61 +29 55 49.7 V L01
2021-02-01 01:18:14 C 07 35 59.49 +29 55 41.7 V L01
2021-02-01 02:17:21 C 07 38 40.20 +29 47 56.5 V G96
2021-02-01 02:26:21 C 07 38 58.98 +29 46 43.1 V G96
2021-02-01 02:33:48 C 07 39 14.53 +29 45 42.2 V G96
2021-02-01 02:41:17 C 07 39 30.09 +29 44 40.7 V G96
2021-02-01 02:57:04 C 07 40 02.75 +29 42 30.6 V I52
2021-02-01 02:57:54 C 07 40 04.48 +29 42 23.8 V I52
2021-02-01 02:58:43 C 07 40 06.20 +29 42 16.8 V I52
2021-02-01 07:23:41 C 07 48 49.51 +29 03 42.5 17.2 r 718
2021-02-01 07:24:30 C 07 48 51.02 +29 03 34.9 17.3 r 718
2021-02-01 07:26:07 C 07 48 54.09 +29 03 19.8 17.9 r 718
2021-02-01 07:26:55 C 07 48 55.68 +29 03 12.5 17.6 r 718
2021-02-01 07:27:44 C 07 48 57.21 +29 03 06.1 17.5 r 718
2021-02-01 07:28:33 C 07 48 58.78 +29 02 58.0 17.6 r 718