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
2019-02-27 18:51:02 C 08 30 02.69 +26 40 12.3 – V 246
2019-02-27 18:51:23 C 08 30 02.92 +26 40 12.8 – V 246
2019-02-27 18:51:55 C 08 30 02.87 +26 40 14.8 – V 246
2019-02-27 18:52:41 C 08 30 03.05 +26 40 15.8 – V 246
2019-02-27 18:53:34 C 08 30 03.35 +26 40 18.4 – V 246
2019-02-28 05:38:52 C 08 32 27.46 +27 04 09.4 – V 703
2019-02-28 05:46:36 C 08 32 29.09 +27 04 26.5 – V 703
2019-02-28 05:54:20 C 08 32 30.73 +27 04 43.1 – V 703
2019-02-28 06:02:01 C 08 32 32.32 +27 04 59.7 – V 703
2019-03-04 05:35:50 C 08 58 57.02 +30 43 58.0 – V 703
2019-03-04 05:43:32 C 08 58 59.34 +30 44 16.2 – V 703
2019-03-04 05:51:08 C 08 59 01.67 +30 44 34.3 – V 703
2019-03-04 05:58:45 C 08 59 03.85 +30 44 52.3 – V 703
2019-03-05 06:02:07 C 09 07 12.48 +31 41 47.9 – V G96
2019-03-05 06:09:39 C 09 07 14.92 +31 42 05.5 – V G96
2019-03-05 06:17:11 C 09 07 17.36 +31 42 23.1 – V G96
2019-03-05 06:24:43 C 09 07 19.80 +31 42 40.7 – V G96
2019-03-07 01:32:30 C 09 23 43.85 +33 23 41.3 – q I15
2019-03-07 01:37:58 C 09 23 45.88 +33 23 53.7 – q I15
2019-03-07 01:43:25 C 09 23 48.05 +33 24 07.5 – q I15
2019-03-07 03:49:13 C 09 24 40.41 +33 29 12.0 – V I52
2019-03-07 03:49:29 C 09 24 40.52 +33 29 12.4 – V I52
2019-03-12 10:42:23 C 10 26 42.12 +37 43 24.3 – V T08
2019-03-12 10:50:29 C 10 26 46.46 +37 43 35.3 – V T08
2019-03-12 11:09:44 C 10 26 56.60 +37 44 02.7 – V T08
2019-03-12 11:18:30 C 10 27 01.35 +37 44 14.6 – V T08
2019-03-13 01:03:54 C 10 35 05.28 +38 02 56.7 – q I15
2019-03-13 01:08:04 C 10 35 07.70 +38 03 03.1 – q I15
2019-03-13 01:12:15 C 10 35 10.03 +38 03 09.6 – q I15
2019-03-16 11:23:35 C 11 25 26.00 +39 09 43.7 – V T08
2019-03-16 11:43:32 C 11 25 37.88 +39 09 45.6 – V T08
2019-03-16 11:49:48 C 11 25 41.50 +39 09 46.5 – V T08
2019-03-16 12:11:12 C 11 25 54.38 +39 09 47.7 – V T08
2019-03-16 12:11:52 C 11 25 54.74 +39 09 48.2 – V T08
2019-03-16 12:16:06 C 11 25 57.28 +39 09 48.2 – V T08
2019-03-16 12:16:45 C 11 25 57.70 +39 09 48.5 – V T08
2019-03-17 02:37:22 C 11 35 14.21 +39 10 11.7 – u H21
2019-03-17 02:39:27 C 11 35 15.49 +39 10 12.1 – u H21
2019-03-17 02:46:17 C 11 35 19.67 +39 10 13.3 – u H21
2019-03-17 02:48:23 C 11 35 20.94 +39 10 13.6 – u H21
2019-03-17 02:50:28 C 11 35 22.22 +39 10 13.8 – u H21
2019-03-17 02:54:39 C 11 35 24.76 +39 10 14.5 – u H21
2019-03-17 02:56:20 C 11 35 25.78 +39 10 14.7 – u H21
2019-03-17 04:50:47 C 11 36 38.27 +39 10 27.6 – V 703
2019-03-17 04:58:29 C 11 36 43.09 +39 10 28.3 – V 703
2019-03-17 05:13:56 C 11 36 52.42 +39 10 29.8 – V 703
2019-03-17 10:26:11 C 11 39 59.67 +39 09 48.5 – V I52
2019-03-17 10:26:23 C 11 39 59.73 +39 09 47.9 – V I52
2019-03-17 10:32:42 C 11 40 03.57 +39 09 45.8 – V I52
2019-03-17 10:32:52 C 11 40 03.63 +39 09 45.4 – V I52