2015 BT4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6366189042 ± 3.38e-08
Semi-major axis (a)1.4637327835 AU ± 5.49e-08
Inclination (i)6.21718582° ± 8.81e-06
Long. of Asc. Node (Ω)166.72817977° ± 6.19e-05
Arg. of Perihelion (ω)220.03641990° ± 6.58e-05
Mean Anomaly (M)71.37944347° ± 1.15e-04
Mean Motion (n)0.5565697216°/day ± 3.13e-08
Perihelion dist (q)0.53189282 AU ± 5.33e-08
Aphelion dist (Q)2.39557274 AU ± 1.03e-07
Orbital Period1.77089454 yr ± 9.97e-08
Physical Parameters
H (abs. magnitude)21.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.259″
Uncertainty0
Orbit TypeApollo
MOID0.067553 AU
Observations Used62
Oppositions1
Arc Total2015-2016
First Observation Used2015-01-17
Last Observation Used2016-07-02
Observations (65)
Date Type RA Dec Mag Band Observatory
2015-01-17 15:02:08 C 13 42 46.654 -35 51 36.53 L F51
2015-01-17 15:16:31 C 13 42 38.490 -35 50 54.82 L F51
2015-01-17 15:30:57 C 13 42 30.330 -35 50 12.67 L F51
2015-01-17 15:45:16 C 13 42 22.297 -35 49 31.33 L F51
2015-01-18 08:19:20 C 13 33 24.91 -34 58 43.8 u 807
2015-01-18 08:30:42 C 13 33 18.63 -34 58 09.1 u 807
2015-01-18 08:41:55 C 13 33 12.45 -34 57 34.9 u 807
2015-01-18 15:44:20 C 13 29 24.670 -34 36 05.26 t 568
2015-01-18 15:46:13 C 13 29 23.653 -34 35 59.40 t 568
2015-01-18 15:48:06 C 13 29 22.611 -34 35 53.37 t 568
2015-01-18 23:48:00 C 13 25 10.14 -34 09 13.6 q K92
2015-01-18 23:53:06 C 13 25 07.38 -34 08 57.1 q K92
2015-01-18 23:57:53 C 13 25 04.83 -34 08 42.4 q K92
2015-01-19 00:02:47 C 13 25 02.18 -34 08 26.8 q K92
2015-01-19 00:06:58 C 13 24 59.96 -34 08 13.2 q K92
2015-01-19 00:50:38 C 13 24 36.42 -34 05 54.8 q K92
2015-01-19 00:55:18 C 13 24 33.86 -34 05 39.8 q K92
2015-01-19 01:00:00 C 13 24 31.35 -34 05 24.8 q K92
2015-01-19 01:04:47 C 13 24 28.76 -34 05 09.3 q K92
2015-01-19 01:09:56 C 13 24 25.98 -34 04 53.0 q K92
2015-01-19 08:07:49 C 13 20 44.93 -33 41 57.8 u 807
2015-01-19 08:17:07 C 13 20 39.90 -33 41 27.1 u 807
2015-01-19 08:26:05 C 13 20 35.05 -33 40 57.6 u 807
2015-01-20 07:55:08 C 13 08 24.61 -32 20 07.7 u 807
2015-01-20 08:01:36 C 13 08 21.20 -32 19 44.9 u 807
2015-01-20 08:07:26 C 13 08 18.13 -32 19 24.6 u 807
2015-01-21 08:37:36 C 12 55 57.37 -30 50 23.9 u 807
2015-01-21 08:44:54 C 12 55 53.63 -30 49 56.9 u 807
2015-01-21 08:52:23 C 12 55 49.80 -30 49 29.2 u 807
2015-01-23 06:55:54 C 12 33 47.37 -27 51 43.2 u 807
2015-01-23 07:01:22 C 12 33 44.78 -27 51 21.9 u 807
2015-01-23 07:07:10 C 12 33 42.01 -27 50 59.3 u 807
2015-01-23 07:12:12 C 12 33 39.63 -27 50 39.6 u 807
2015-01-28 08:46:48 C 11 43 03.11 -19 32 38.7 u 807
2015-01-28 08:53:39 C 11 43 00.48 -19 32 10.4 u 807
2015-01-28 09:00:44 C 11 42 57.77 -19 31 41.1 u 807
2015-02-06 09:44:45 C 10 38 40.20 -06 18 27.4 o 291
2015-02-06 09:45:59 C 10 38 39.89 -06 18 23.6 o 291
2015-02-06 09:47:13 C 10 38 39.63 -06 18 19.7 o 291
2015-02-14 04:38:44 C 10 03 23.71 +01 45 33.9 u 807
2015-02-14 04:42:22 C 10 03 23.16 +01 45 41.2 u 807
2015-02-14 04:45:43 C 10 03 22.61 +01 45 48.3 u 807
2015-02-14 04:48:57 C 10 03 22.12 +01 45 54.9 u 807
2015-02-14 04:52:52 C 10 03 21.49 +01 46 03.2 u 807
2015-02-14 12:06:00 C 10 02 16.97 +02 01 13.6 t 474
2015-02-14 12:09:02 C 10 02 16.57 +02 01 19.6 t 474
2015-02-14 12:12:04 C 10 02 16.07 +02 01 25.4 t 474
2015-02-25 23:14:09 C 09 32 48.76 +09 04 06.2 t 204
2015-02-25 23:52:15 C 09 32 45.91 +09 04 47.9 t 204
2016-06-08 07:46:13 C 17 42 20.89 -01 56 44.9 o 926