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
2015-01-22 20:03:23 C 07 10 21.09 +10 12 15.4 q C77
2015-01-22 20:05:47 C 07 10 21.33 +10 12 24.1 q 958
2015-01-22 20:07:01 C 07 10 20.87 +10 12 27.8 q C77
2015-01-22 20:10:38 C 07 10 20.67 +10 12 40.7 q C77
2015-01-22 20:10:53 C 07 10 21.08 +10 12 41.9 q 958
2015-01-22 20:12:12 C 07 10 21.11 +10 12 50.3 w J08
2015-01-22 20:26:08 C 07 10 20.25 +10 13 34.8 q 958
2015-01-22 20:49:40 C 07 10 19.08 +10 15 00.2 w J08
2015-01-22 20:56:08 C 07 10 18.69 +10 15 22.5 w J08
2015-01-22 21:53:14 C 07 10 12.81 +10 18 37.7 o 123
2015-01-22 21:54:00 C 07 10 12.80 +10 18 39.0 o 123
2015-01-22 21:54:44 C 07 10 12.69 +10 18 41.8 o 123
2015-01-22 21:59:26 C 07 10 12.42 +10 18 58.0 o 123
2015-01-22 22:00:12 C 07 10 12.35 +10 19 00.5 o 123
2015-01-22 22:31:13 C 07 10 13.19 +10 20 34.8 q J95
2015-01-22 22:33:35 C 07 10 13.06 +10 20 42.9 q J95
2015-01-22 22:35:55 C 07 10 12.92 +10 20 50.7 q J95
2015-01-23 02:32:34 C 07 10 01.49 +10 35 23.7 q I39
2015-01-23 02:49:15 C 07 10 03.63 +10 36 05.7 q I39
2015-01-23 03:11:00 C 07 09 59.96 +10 37 25.4 q I39
2015-01-23 04:42:08 C 07 09 58.16 +10 40 58.7 q H36
2015-01-23 04:44:23 C 07 09 58.04 +10 41 05.9 q H36
2015-01-23 04:45:29 C 07 09 57.98 +10 41 09.3 q H36
2015-01-23 04:46:37 C 07 09 57.92 +10 41 12.9 q H36
2015-01-23 11:16:35 C 07 09 42.83 +11 02 28.5 t 474
2015-01-23 11:18:00 C 07 09 42.76 +11 02 32.7 t 474
2015-01-23 11:19:27 C 07 09 42.70 +11 02 36.8 t 474
2015-01-23 11:20:55 C 07 09 42.61 +11 02 41.3 t 474
2015-01-23 11:22:20 C 07 09 42.55 +11 02 45.6 t 474
2015-01-23 21:27:38 C 07 09 22.18 +11 29 52.7 q 204
2015-01-23 21:31:45 C 07 09 22.00 +11 30 03.7 q 204
2015-01-23 21:35:51 C 07 09 21.82 +11 30 14.9 q 204
2015-01-23 21:45:31 C 07 09 21.39 +11 30 41.0 q 204
2015-01-24 01:59:44 C 07 09 16.05 +11 41 58.7 q G48
2015-01-24 02:00:31 C 07 09 15.85 +11 42 02.2 q G48
2015-01-24 02:02:03 C 07 09 15.84 +11 42 06.3 q G48
2015-01-24 02:22:23 C 07 09 15.07 +11 42 59.4 q G48
2015-01-24 02:23:22 C 07 09 15.03 +11 43 02.1 q G48
2015-01-24 02:24:20 C 07 09 14.99 +11 43 04.6 q G48
2015-01-24 02:25:20 C 07 09 14.95 +11 43 07.2 q G48
2015-01-24 02:26:19 C 07 09 14.92 +11 43 09.9 q G48
2015-01-24 02:27:16 C 07 09 14.88 +11 43 12.3 q G48
2015-01-24 03:11:08 C 07 09 13.18 +11 45 06.4 o G48
2015-01-24 03:12:06 C 07 09 13.09 +11 45 09.3 o G48
2015-01-24 03:13:05 C 07 09 13.04 +11 45 11.6 o G48
2015-01-24 20:59:49 C 07 08 42.43 +12 27 16.8 q K32
2015-01-24 21:07:46 C 07 08 42.17 +12 27 33.9 q K32
2015-01-24 21:15:43 C 07 08 41.91 +12 27 51.7 q K32
2015-01-24 21:23:40 C 07 08 41.63 +12 28 09.5 q K32
2015-01-24 21:31:37 C 07 08 41.34 +12 28 26.2 q K32