The 36 - 81 metre wide asteroid 2015 DZ155 made a close pass (24.0 LD, 0.0616 AU) travelling at 11.52 km/second, to the Earth-Moon system on the 22nd February 2015 @ 07:33 UT ±00:01.
The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
Orbital elements:
2015 DZ155 Earth MOID = 0.0352 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5 MPC
M 204.71590 (2000.0) P Q
n 1.01938032 Peri. 301.67121 -0.02642626 +0.99033520
a 0.9777892 Node 325.99355 -0.81483195 -0.10024074
e 0.3403375 Incl. 14.08978 -0.57909460 +0.09585395
P 0.97 H 24.4 G 0.15 U 7