2015 BS4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6536172949 ± 2.94e-08
Semi-major axis (a)2.7276612713 AU ± 1.97e-08
Inclination (i)6.09810285° ± 5.47e-06
Long. of Asc. Node (Ω)355.06499791° ± 4.56e-05
Arg. of Perihelion (ω)187.45388214° ± 4.69e-05
Mean Anomaly (M)127.90846208° ± 6.05e-06
Mean Motion (n)0.2187895727°/day ± 2.37e-09
Perihelion dist (q)0.94481469 AU ± 8.06e-08
Aphelion dist (Q)4.51050785 AU ± 8.66e-08
Orbital Period4.50490520 yr ± 4.87e-08
Physical Parameters
H (abs. magnitude)21.63
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.246″
Uncertainty0
Orbit TypeApollo
MOID0.031819 AU
Observations Used73
Oppositions8
Arc Total2014-2024
First Observation Used2014-11-21
Last Observation Used2024-05-10
Observations (73)
Date Type RA Dec Mag Band Observatory
2014-11-21 13:32:04 C 08 35 38.882 +29 28 47.03 V F51
2014-12-25 11:21:35 C 10 11 42.287 +27 23 50.16 V F51
2014-12-25 11:39:20 C 10 11 44.923 +27 23 43.35 V F51
2014-12-27 11:24:20 C 10 19 11.010 +27 05 16.37 V F51
2014-12-27 11:42:06 C 10 19 13.773 +27 05 09.23 V F51
2015-01-17 11:13:14 C 12 04 04.668 +19 30 59.53 L F51
2015-01-17 11:33:18 C 12 04 09.973 +19 30 27.12 L F51
2015-01-17 11:53:17 C 12 04 15.188 +19 29 54.66 L F51
2015-01-17 12:13:20 C 12 04 20.464 +19 29 22.10 L F51
2015-01-18 09:43:08 C 12 10 10.94 +18 52 47.4 o 291
2015-01-18 09:45:23 C 12 10 11.53 +18 52 43.9 o 291
2015-01-18 09:47:38 C 12 10 12.16 +18 52 39.8 o 291
2015-01-18 11:50:47 C 12 10 46.450 +18 49 09.23 t 568
2015-01-18 11:56:27 C 12 10 47.969 +18 48 59.42 t 568
2015-01-18 12:00:10 C 12 10 48.976 +18 48 53.01 t 568
2015-01-19 09:47:28 C 12 16 52.62 +18 09 34.5 o 291
2015-01-19 09:48:34 C 12 16 52.92 +18 09 32.3 o 291
2015-01-19 09:49:39 C 12 16 53.22 +18 09 30.2 o 291
2015-01-19 10:36:56 C 12 17 05.44 +18 07 59.8 u H21
2015-01-19 10:47:32 C 12 17 08.37 +18 07 40.0 u H21
2015-01-19 10:59:25 C 12 17 11.62 +18 07 18.1 u H21
2015-01-20 09:11:53 C 12 23 32.46 +17 25 04.7 o 291
2015-01-20 09:12:57 C 12 23 32.79 +17 25 02.6 o 291
2015-01-20 09:14:03 C 12 23 33.09 +17 25 00.6 o 291
2015-01-21 15:05:10 C 12 32 14.090 +16 24 48.02 t 568
2015-01-21 15:06:26 C 12 32 14.452 +16 24 45.39 t 568
2015-01-21 15:08:16 C 12 32 14.980 +16 24 41.58 t 568
2015-01-23 14:47:24 C 12 46 37.764 +14 39 45.55 t 568
2015-01-23 14:48:36 C 12 46 38.116 +14 39 42.77 t 568
2015-01-24 10:10:59 C 12 52 39.37 +13 53 51.3 q 703
2015-01-24 10:25:33 C 12 52 43.76 +13 53 17.3 q 703
2015-01-24 10:32:49 C 12 52 45.94 +13 52 58.8 q 703
2015-01-24 11:12:49 C 12 52 57.37 +13 51 18.9 u H21
2015-01-24 11:19:58 C 12 52 59.55 +13 51 01.5 u H21
2015-01-24 11:26:35 C 12 53 01.57 +13 50 45.6 u H21
2015-01-25 15:38:20 C 13 01 56.092 +12 41 07.27 t 568
2015-01-25 15:40:15 C 13 01 56.675 +12 41 02.49 t 568
2015-01-25 15:42:08 C 13 01 57.265 +12 40 57.50 t 568
2015-01-26 04:32:04 C 13 06 04.64 +12 07 47.3 t 493
2015-01-26 04:53:16 C 13 06 11.28 +12 06 52.1 t 493
2015-01-26 05:56:24 C 13 06 31.09 +12 04 07.5 t 493
2015-01-28 10:57:53 C 13 23 53.52 +09 39 42.8 q H21
2015-01-28 11:04:36 C 13 23 55.69 +09 39 24.1 q H21
2015-01-28 11:11:18 C 13 23 57.88 +09 39 05.1 q H21
2015-01-31 08:24:43 C 13 47 22.62 +06 13 55.3 q H21
2015-01-31 08:41:55 C 13 47 28.39 +06 13 02.6 q H21
2015-02-14 12:19:56 C 15 43 06.71 -11 34 18.1 o 291
2015-02-14 12:23:32 C 15 43 07.83 -11 34 28.1 o 291
2015-02-14 12:27:05 C 15 43 08.95 -11 34 38.0 o 291
2015-02-17 11:54:21 C 16 05 24.11 -14 43 37.8 o 291