IAA RAS IAA Minor Planet Database

2019 BF4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5479139887 ± 4.09e-08
Semi-major axis (a)2.3235854482 AU ± 2.00e-07
Inclination (i)4.67081312° ± 2.58e-06
Long. of Asc. Node (Ω)146.83140825° ± 1.69e-05
Arg. of Perihelion (ω)27.12407982° ± 2.01e-05
Mean Anomaly (M)319.72255120° ± 8.81e-05
Mean Motion (n)0.2782750723°/day ± 3.59e-08
Perihelion dist (q)1.05046048 AU ± 1.31e-07
Aphelion dist (Q)3.59671042 AU ± 3.23e-07
Orbital Period3.54191367 yr ± 4.57e-07
Physical Parameters
H (abs. magnitude)22.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.355″
Uncertainty0
Orbit TypeAmor
MOID0.066652 AU
Observations Used179
Oppositions6
Arc Total2010-2019
First Observation Used2010-09-29
Last Observation Used2019-05-06
Observations (182)
Date Type RA Dec Mag Band Observatory
2019-03-18 04:04:35 C 11 51 19.56 +39 04 52.0 – u H21
2019-03-18 04:08:44 C 11 51 22.07 +39 04 51.1 – u H21
2019-03-18 04:13:28 C 11 51 24.92 +39 04 49.7 – u H21
2019-03-19 00:00:17 C 12 03 45.43 +38 53 39.8 – V 204
2019-03-19 00:06:30 C 12 03 49.15 +38 53 35.3 – V 204
2019-03-19 00:12:43 C 12 03 52.80 +38 53 31.0 – V 204
2019-03-19 01:21:12 C 12 04 33.38 +38 52 37.6 – V K38
2019-03-19 01:33:41 C 12 04 40.81 +38 52 27.1 – V K38
2019-03-19 01:46:47 C 12 04 48.63 +38 52 16.5 – V K38
2019-03-19 02:06:52 C 12 05 10.04 +38 52 01.9 – q I15
2019-03-19 02:11:50 C 12 05 13.10 +38 51 58.6 – q I15
2019-03-19 02:16:48 C 12 05 15.97 +38 51 55.7 – q I15
2019-03-22 21:42:28 C 12 58 46.12 +36 51 08.6 – V K38
2019-03-22 22:04:03 C 12 58 57.26 +36 50 32.0 – V K38
2019-03-22 22:25:39 C 12 59 08.33 +36 49 54.8 – V K38
2019-03-22 22:47:14 C 12 59 19.40 +36 49 17.5 – V K38
2019-03-22 23:08:49 C 12 59 30.41 +36 48 40.0 – V K38
2019-03-23 04:36:37 C 13 02 27.26 +36 38 37.1 – u H21
2019-03-23 04:41:30 C 13 02 29.69 +36 38 28.5 – u H21
2019-03-23 04:45:50 C 13 02 31.90 +36 38 20.8 – u H21
2019-03-26 11:26:35 C 13 40 10.28 +33 49 58.8 – V I52
2019-03-26 11:30:52 C 13 40 12.03 +33 49 48.6 – V I52
2019-03-26 11:31:09 C 13 40 12.13 +33 49 47.7 – V I52
2019-03-27 08:23:14 C 13 48 56.27 +33 00 23.5 – u H21
2019-03-27 08:26:07 C 13 48 57.34 +33 00 16.4 – u H21
2019-03-27 08:29:44 C 13 48 58.70 +33 00 07.6 – u H21
2019-03-27 11:38:57 C 13 50 16.92 +32 53 12.4 – V T08
2019-03-27 11:53:13 C 13 50 22.16 +32 52 37.3 – V T08
2019-03-27 12:19:54 C 13 50 31.89 +32 51 33.7 – V T08
2019-03-27 12:24:29 C 13 50 33.55 +32 51 23.0 – V T08
2019-03-27 20:47:33 C 13 53 57.21 +32 30 02.8 – V B67
2019-03-27 20:59:21 C 13 54 01.53 +32 29 36.3 – V B67
2019-03-27 21:11:07 C 13 54 05.95 +32 29 07.7 – V B67
2019-03-29 11:51:24 C 14 08 06.78 +30 55 58.5 – V T05
2019-03-29 12:06:15 C 14 08 11.38 +30 55 22.6 – V T05
2019-03-29 12:11:42 C 14 08 13.11 +30 55 09.3 – V T05
2019-03-29 12:33:21 C 14 08 19.78 +30 54 16.2 – V T05
2019-03-31 09:25:49 C 14 22 32.59 +29 04 34.1 – V 703
2019-03-31 09:33:29 C 14 22 34.67 +29 04 15.7 – V 703
2019-03-31 09:41:08 C 14 22 36.70 +29 03 56.7 – V 703
2019-03-31 09:48:47 C 14 22 38.76 +29 03 37.7 – V 703
2019-04-03 08:30:29 C 14 41 01.43 +26 16 35.2 – q H45
2019-04-03 08:32:11 C 14 41 01.78 +26 16 31.2 – q H45
2019-04-03 08:33:41 C 14 41 02.08 +26 16 27.6 – q H45
2019-04-03 08:35:13 C 14 41 02.41 +26 16 24.2 – q H45
2019-04-03 08:37:25 C 14 41 02.87 +26 16 19.3 – q H45
2019-04-03 08:39:10 C 14 41 03.20 +26 16 15.2 – q H45
2019-04-04 09:13:38 C 14 46 27.84 +25 20 39.4 – V 703
2019-04-04 09:28:44 C 14 46 30.63 +25 20 06.1 – V 703
2019-04-04 09:36:16 C 14 46 32.08 +25 19 48.4 – V 703