IAA RAS IAA Minor Planet Database

2020 BJ4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6707986038 ± 6.04e-06
Semi-major axis (a)2.8187043020 AU ± 3.55e-05
Inclination (i)5.61759399° ± 4.73e-06
Long. of Asc. Node (Ω)10.52537183° ± 3.09e-04
Arg. of Perihelion (ω)199.16903063° ± 3.84e-04
Mean Anomaly (M)61.26477061° ± 8.74e-03
Mean Motion (n)0.2082754103°/day ± 3.93e-06
Perihelion dist (q)0.92792139 AU ± 2.06e-05
Aphelion dist (Q)4.70948721 AU ± 6.16e-05
Orbital Period4.73232189 yr ± 8.93e-05
Physical Parameters
H (abs. magnitude)21.89
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.177″
Uncertainty1
Orbit TypeApollo
MOID0.022707 AU
Observations Used45
Oppositions1
Arc Total2020-2020
First Observation Used2020-01-19
Last Observation Used2020-07-21
Observations (57)
Date Type RA Dec Mag Band Observatory
2020-01-19 09:23:28 C 08 38 43.893 +33 01 49.98 – V F51
2020-01-19 09:41:18 C 08 38 42.885 +33 01 58.29 – V F51
2020-01-19 09:59:21 C 08 38 41.862 +33 02 06.64 – V F51
2020-01-21 08:58:54 C 08 36 07.522 +33 23 36.19 – U F51
2020-01-21 09:19:13 C 08 36 06.262 +33 23 45.82 – U F51
2020-01-21 09:39:32 C 08 36 04.995 +33 23 55.37 – U F51
2020-01-21 09:59:57 C 08 36 03.729 +33 24 04.93 – U F51
2020-01-22 09:39:08 C 08 34 40.463 +33 34 54.11 – V F52
2020-01-22 09:56:08 C 08 34 39.374 +33 35 01.92 – V F52
2020-01-22 10:13:08 C 08 34 38.287 +33 35 10.03 – V F52
2020-01-22 10:30:18 C 08 34 37.145 +33 35 17.77 – V F52
2020-01-23 10:28:42 C 08 33 08.13 +33 46 09.2 – o 291
2020-01-23 10:38:24 C 08 33 07.42 +33 46 13.7 – o 291
2020-01-23 10:48:06 C 08 33 06.82 +33 46 17.9 – o 291
2020-01-23 12:23:50 C 08 33 01.096 +33 47 05.50 – U F51
2020-01-23 12:40:13 C 08 32 59.987 +33 47 12.81 – U F51
2020-01-23 12:56:35 C 08 32 58.887 +33 47 19.96 – U F51
2020-01-25 05:42:41 C 08 30 21.633 +34 05 41.66 – V T12
2020-01-25 09:11:40 C 08 30 06.00 +34 07 17.7 – o 291
2020-01-25 09:22:27 C 08 30 05.21 +34 07 22.3 – o 291
2020-01-25 09:33:14 C 08 30 04.43 +34 07 26.9 – o 291
2020-01-26 10:01:17 C 08 28 24.195 +34 18 25.57 – U F51
2020-01-26 10:18:13 C 08 28 22.922 +34 18 33.24 – U F51
2020-01-26 10:35:11 C 08 28 21.648 +34 18 40.73 – U F51
2020-01-26 10:52:11 C 08 28 20.378 +34 18 48.21 – U F51
2020-01-31 06:09:09 C 08 19 37.97 +35 07 51.1 – V G96
2020-01-31 06:17:20 C 08 19 37.26 +35 07 55.4 – V G96
2020-01-31 06:27:13 C 08 19 36.41 +35 07 58.7 – V G96
2020-02-13 08:14:27 C 07 51 02.17 +36 43 25.7 – o 291
2020-02-13 08:27:21 C 07 51 00.82 +36 43 27.9 – o 291
2020-02-13 08:40:15 C 07 50 59.52 +36 43 29.7 – o 291
2020-02-21 09:30:12 C 07 32 19.904 +36 58 47.14 – V 568
2020-02-21 09:34:31 C 07 32 19.461 +36 58 46.95 – V 568
2020-03-10 23:39:19 S 06 57 55.81 +35 04 45.0 – L C51
2020-03-11 02:47:37 S 06 57 45.26 +35 03 15.8 – L C51
2020-03-11 04:21:53 S 06 57 39.775 +35 02 29.72 – L C51
2020-03-11 05:56:08 S 06 57 34.59 +35 01 45.1 – L C51
2020-03-11 07:30:12 S 06 57 29.23 +35 01 00.1 – L C51
2020-03-11 10:38:31 S 06 57 18.89 +34 59 28.4 – L C51
2020-03-11 13:46:50 S 06 57 08.41 +34 57 56.8 – L C51
2020-03-24 06:01:45 C 06 44 08.34 +31 41 39.1 – V I52
2020-03-24 06:11:22 C 06 44 07.96 +31 41 30.5 – V I52
2020-05-18 08:46:49 S 23 58 08.314 -58 08 51.72 – L C51
2020-05-18 08:47:00 S 23 58 08.174 -58 08 51.00 – L C51
2020-05-18 13:29:23 S 23 54 46.445 -58 08 57.52 – L C51
2020-05-18 15:03:27 S 23 53 39.979 -58 08 55.79 – L C51
2020-05-18 16:37:42 S 23 52 33.756 -58 08 50.86 – L C51
2020-05-27 17:18:31 C 22 07 56.91 -55 20 34.7 – V Q62
2020-05-27 18:14:17 C 22 07 37.70 -55 19 42.4 – V Q62
2020-05-27 19:09:58 C 22 07 18.36 -55 18 48.1 – V Q62