The 27 - 59 metre wide asteroid 2014 BT8 will make a close pass (57.7 LD, 0.1482 AU) travelling at 6.73 km/second, to the Earth-Moon system on the 11th August 2015 @ 02:43 UT ±01:13.
The 27 - 59 metre wide asteroid 2014 BT8 will make a close pass (48.3 lunar distances, 0.1242 AU) travelling at 6.66 km/second, to the Earth-Moon system on the 22nd January 2015 @ 03:31 UT ±00:10.
The 27 - 61 metre wide asteroid 2014 BT8 made a close pass (4.3 lunar distances, 0.0111 AU), travelling at 7.25 km/second, to the Earth-Moon system on the 22nd January, 2014 @ 05:39 UT ±00:01.
The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
Orbital elements:
2014 BT8 Earth MOID = 0.0006 AU
Epoch 2013 Nov. 4.0 TT = JDT 2456600.5 MPC
M 6.47423 (2000.0) P Q
n 1.01444346 Peri. 261.77874 +0.89595429 -0.40408862
a 0.9809589 Node 121.87406 +0.44211055 +0.85110240
e 0.0939713 Incl. 12.53657 -0.04247554 +0.33516726
P 0.97 H 24.9 G 0.15 U 6