The 120 - 280 metre wide asteroid 2015 GY will make a close pass (48.2 LD, 0.1238 AU) travelling at 6.97 km/second, to the Earth-Moon system on the 27th April 2015 @ 00:21 UT ±00:01.
Orbital elements:
2015 GY PHA, Earth MOID = 0.0222 AU
Epoch 2015 June 27.0 TT = JDT 2457200.5 MPC
M 332.01314 (2000.0) P Q
n 0.89263455 Peri. 108.54367 +0.71408116 +0.69350936
a 1.0682845 Node 207.79757 -0.69434685 +0.68421144
e 0.2005536 Incl. 11.82504 -0.08927789 +0.22560911
P 1.10 H 21.6 G 0.15 U 7