The 14 - 32 metre wide asteroid 2014 OF300 will make a close pass (3.8 lunar distances, 0.0098 AU), travelling at 15.56 km/second, to the Earth-Moon system on the 7th August 2014 @ 09:43 UT ±00:01.
Orbital elements:
2014 OF300 Earth MOID = 0.0052 AU
Epoch 2014 May 23.0 TT = JDT 2456800.5 MPC
M 319.21682 (2000.0) P Q
n 0.33782863 Peri. 69.87035 +0.92738398 -0.36898430
a 2.0417618 Node 311.72842 +0.30487736 +0.84101919
e 0.6161464 Incl. 4.74392 +0.21681503 +0.39564796
P 2.92 H 26.3 G 0.15 U 7