2015 BL311

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8439726537 ± 3.24e-08
Semi-major axis (a)2.3672314157 AU ± 1.15e-08
Inclination (i)1.72112642° ± 3.84e-06
Long. of Asc. Node (Ω)220.29051560° ± 2.21e-04
Arg. of Perihelion (ω)143.32801412° ± 2.22e-04
Mean Anomaly (M)1.81419971° ± 4.88e-06
Mean Motion (n)0.2706145869°/day ± 1.97e-09
Perihelion dist (q)0.36935284 AU ± 7.67e-08
Aphelion dist (Q)4.36511000 AU ± 7.96e-08
Orbital Period3.64217722 yr ± 2.66e-08
Physical Parameters
H (abs. magnitude)21.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.276″
Uncertainty0
Orbit TypeApollo
MOID0.015401 AU
Observations Used132
Oppositions8
Arc Total2015-2026
First Observation Used2015-01-21
Last Observation Used2026-01-11
Observations (151)
Date Type RA Dec Mag Band Observatory
2015-01-21 00:53:07 C 07 12 51.35 +07 01 56.4 r Y00
2015-01-21 00:54:30 C 07 12 51.20 +07 02 04.4 r Y00
2015-01-21 00:55:50 C 07 12 51.10 +07 02 12.1 r Y00
2015-01-21 07:49:10 C 07 12 21.688 +07 38 46.32 L F51
2015-01-21 08:07:09 C 07 12 20.075 +07 40 20.26 L F51
2015-01-21 08:25:08 C 07 12 18.439 +07 41 54.24 L F51
2015-01-21 08:43:04 C 07 12 16.806 +07 43 26.85 L F51
2015-01-21 10:44:55 C 07 12 05.870 +07 53 47.82 L F51
2015-01-21 11:03:16 C 07 12 04.257 +07 55 19.94 L F51
2015-01-21 11:21:42 C 07 12 02.656 +07 56 51.82 L F51
2015-01-21 12:18:39 C 07 12 00.70 +08 02 57.1 t 474
2015-01-21 12:20:07 C 07 12 00.54 +08 03 03.7 t 474
2015-01-21 12:27:56 C 07 11 59.90 +08 03 42.4 t 474
2015-01-21 12:29:23 C 07 11 59.80 +08 03 49.5 t 474
2015-01-21 12:32:17 C 07 11 59.55 +08 04 03.6 t 474
2015-01-21 14:03:32 C 07 11 53.32 +08 11 18.1 q E23
2015-01-21 14:13:31 C 07 11 52.49 +08 12 06.2 q E23
2015-01-21 14:23:32 C 07 11 51.66 +08 12 54.0 q E23
2015-01-21 19:26:14 C 07 11 36.85 +08 34 40.5 M 033
2015-01-21 19:32:46 C 07 11 36.40 +08 35 10.1 M 033
2015-01-21 19:56:52 C 07 11 35.02 +08 36 58.1 q C23
2015-01-21 19:59:01 C 07 11 34.79 +08 37 08.7 q C23
2015-01-21 20:03:20 C 07 11 34.55 +08 37 27.0 q C23
2015-01-21 20:05:29 C 07 11 34.37 +08 37 37.1 q C23
2015-01-21 20:07:39 C 07 11 34.25 +08 37 47.0 q C23
2015-01-21 20:09:48 C 07 11 34.06 +08 37 57.2 q C23
2015-01-21 20:28:33 C 07 11 32.47 +08 39 21.5 M 033
2015-01-21 20:31:50 C 07 11 32.21 +08 39 37.1 M 033
2015-01-21 20:35:06 C 07 11 31.98 +08 39 52.3 M 033
2015-01-22 01:15:01 C 07 11 16.43 +09 01 53.3 q I39
2015-01-22 01:32:00 C 07 11 15.37 +09 03 05.9 q I39
2015-01-22 01:48:43 C 07 11 14.04 +09 04 15.4 q I39
2015-01-22 02:05:41 C 07 11 13.67 +09 05 24.2 q W88
2015-01-22 02:10:24 C 07 11 13.33 +09 05 43.5 q W88
2015-01-22 02:15:26 C 07 11 12.98 +09 06 04.7 q W88
2015-01-22 05:15:05 C 07 11 01.26 +09 17 03.1 q 850
2015-01-22 05:41:05 C 07 10 59.45 +09 18 47.7 q 850
2015-01-22 06:07:05 C 07 10 57.65 +09 20 32.1 q 850
2015-01-22 06:33:06 C 07 10 55.88 +09 22 15.7 q 850
2015-01-22 06:59:06 C 07 10 54.16 +09 23 58.6 q 850
2015-01-22 07:25:05 C 07 10 52.46 +09 25 41.3 q 850
2015-01-22 11:04:30 C 07 10 44.60 +09 41 20.8 t 474
2015-01-22 11:05:57 C 07 10 44.50 +09 41 26.4 t 474
2015-01-22 11:10:16 C 07 10 44.23 +09 41 42.7 t 474
2015-01-22 16:46:35 C 07 10 27.46 +10 00 38.1 o C94
2015-01-22 16:48:06 C 07 10 27.34 +10 00 43.0 o C94
2015-01-22 19:03:46 C 07 10 19.43 +10 08 43.2 q O75
2015-01-22 19:05:32 C 07 10 19.37 +10 08 49.7 q O75
2015-01-22 19:07:16 C 07 10 19.25 +10 08 56.2 q O75
2015-01-22 19:09:02 C 07 10 19.17 +10 09 02.6 q O75