2015 BK4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4801345165 ± 4.61e+01
Semi-major axis (a)1.6670657772 AU ± 8.82e+01
Inclination (i)0.75021679° ± 2.90e+01
Long. of Asc. Node (Ω)257.83812151° ± 2.56e+03
Arg. of Perihelion (ω)279.00396823° ± 5.48e+03
Mean Anomaly (M)352.64750152° ± 1.37e+05
Mean Motion (n)0.4579125000°/day ± 3.63e+01
Perihelion dist (q)0.86665360 AU ± 8.95e+01
Aphelion dist (Q)2.46743940 AU ± 1.52e+02
Orbital Period2.15239300 yr ± 1.71e+02
Physical Parameters
H (abs. magnitude)24.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.359″
Uncertainty2
Orbit TypeApollo
MOID0.005605 AU
Observations Used51
Oppositions1
Arc Total2015-2015
First Observation Used
Last Observation Used2015-01-23
Observations (51)
Date Type RA Dec Mag Band Observatory
2015-01-13 08:31:44 C 07 31 42.860 +16 03 12.54 L F51
2015-01-13 08:51:12 C 07 31 44.055 +16 02 39.86 L F51
2015-01-13 09:10:39 C 07 31 45.231 +16 02 07.00 L F51
2015-01-18 07:19:21 C 07 49 26.77 +10 15 18.1 q G96
2015-01-18 07:30:25 C 07 49 28.98 +10 14 23.5 q G96
2015-01-18 07:41:30 C 07 49 31.19 +10 13 28.9 q G96
2015-01-18 08:39:19 C 07 49 42.31 +10 08 35.0 t H01
2015-01-18 08:49:03 C 07 49 44.33 +10 07 45.7 t H01
2015-01-18 09:06:55 C 07 49 48.06 +10 06 15.4 t H01
2015-01-18 09:19:10 C 07 49 51.15 +10 05 18.6 q G96
2015-01-18 09:22:32 C 07 49 51.36 +10 04 55.8 t H01
2015-01-18 09:29:46 C 07 49 53.39 +10 04 24.5 q G96
2015-01-18 09:40:23 C 07 49 55.64 +10 03 30.2 q G96
2015-01-18 22:37:54 C 07 53 36.26 +08 52 19.4 18.7 q 104
2015-01-18 22:44:48 C 07 53 37.98 +08 51 38.4 18.8 q 104
2015-01-18 22:50:07 C 07 53 39.33 +08 51 07.1 18.7 q 104
2015-01-18 23:04:54 C 07 53 43.39 +08 49 35.0 q 203
2015-01-18 23:21:07 C 07 53 47.44 +08 47 58.8 q 203
2015-01-19 04:46:43 C 07 55 30.36 +08 14 55.7 u H21
2015-01-19 04:49:40 C 07 55 31.15 +08 14 36.9 u H21
2015-01-19 04:52:20 C 07 55 31.86 +08 14 19.9 u H21
2015-01-19 04:54:39 C 07 55 32.47 +08 14 05.1 u H21
2015-01-19 04:57:56 C 07 55 33.36 +08 13 44.3 u H21
2015-01-19 05:08:57 C 07 55 41.13 +08 12 54.4 q G96
2015-01-19 05:17:41 C 07 55 43.51 +08 11 59.1 q G96
2015-01-19 05:26:26 C 07 55 45.89 +08 11 03.6 q G96
2015-01-19 05:35:06 C 07 55 48.24 +08 10 08.5 q G96
2015-01-19 06:27:15 C 07 55 59.11 +08 04 12.8 q H36
2015-01-19 06:30:57 C 07 56 00.13 +08 03 48.9 q H36
2015-01-19 06:36:50 C 07 56 01.74 +08 03 10.5 q H36
2015-01-19 08:25:36 C 07 56 33.73 +07 51 35.3 q 448
2015-01-19 08:37:57 C 07 56 37.24 +07 50 12.1 q 448
2015-01-19 08:53:03 C 07 56 41.45 +07 48 30.7 q 448
2015-01-19 20:43:05 C 08 01 11.51 +06 21 57.6 q 958
2015-01-19 20:51:44 C 08 01 14.58 +06 20 50.4 q 958
2015-01-19 21:00:21 C 08 01 17.64 +06 19 42.6 q 958
2015-01-19 21:09:57 C 08 01 21.02 +06 18 28.0 q 958
2015-01-21 03:24:10 C 08 16 13.05 +01 18 42.0 q G48
2015-01-21 03:25:22 C 08 16 13.70 +01 18 27.2 q G48
2015-01-21 03:26:34 C 08 16 14.31 +01 18 11.8 q G48
2015-01-21 10:55:26 C 08 20 58.44 -00 14 26.5 t 474
2015-01-21 10:56:36 C 08 20 59.17 -00 14 42.7 t 474
2015-01-21 10:58:35 C 08 21 00.40 -00 15 09.8 t 474
2015-01-21 11:00:02 C 08 21 01.33 -00 15 30.6 t 474
2015-01-21 11:01:27 C 08 21 02.23 -00 15 51.1 t 474
2015-01-21 11:02:55 C 08 21 03.18 -00 16 11.3 t 474
2015-01-23 00:53:09 C 08 59 25.26 -13 12 09.6 q J69
2015-01-23 00:54:12 C 08 59 26.71 -13 12 39.3 q J69
2015-01-23 00:57:21 C 08 59 31.09 -13 14 08.5 q J69
2015-01-23 01:00:30 C 08 59 35.52 -13 15 37.4 q J69