* Astronomy

Orbital elements:
2014 OW3                                                 Earth MOID = 0.0013 AU
Epoch 2014 May 23.0 TT = JDT 2456800.5                  MPC
M 311.38145              (2000.0)            P               Q
n   0.42002413     Peri.  106.23063     +0.61527883     -0.77971983
a   1.7658476      Node   305.21670     +0.65809765     +0.58909930
e   0.7397453      Incl.    8.16679     +0.43398093     +0.21212970
P   2.35           H   22.4           G   0.15           U   6

MPEC 2014 - O46

The 84 - 190 metre wide asteroid 2014 OW3 will make a close pass (9.6 lunar distances, 0.0247 AU), travelling at 23.19 km/second, to the Earth-Moon system on the 29th July 2014 @ 07:52 UT ±00:01. 

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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).