The 33 - 75 metre wide asteroid 2014 UN114 will make a close pass (70.2 LD, 0.1805 AU) travelling at 4.42 km/second, to the Earth-Moon system on the 13th March 2015 @ 21:23 UT ±00:05.
Orbital elements:
2014 UN114 Earth MOID = 0.0012 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5 MPC
M 191.66112 (2000.0) P Q
n 1.16040908 Peri. 38.68466 -0.46104911 +0.88704516
a 0.8968682 Node 203.88966 -0.82827381 -0.43996007
e 0.1606484 Incl. 3.42279 -0.31842773 -0.13995007
P 0.85 H 24.6 G 0.15 U 7