* Astronomy

Orbital elements:
2013 LY28                                                Earth MOID = 0.0160 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
M 322.39781              (2000.0)            P               Q
n   0.34430631     Peri.   82.83181     +0.93285988     +0.24576830
a   2.0160721      Node   262.67815     -0.33020297     +0.87564120
e   0.6583892      Incl.   15.39951     +0.14400849     +0.41575285
P   2.86           H   24.5           G   0.15           U   6

MPEC 2013 - L73

Key to Orbital elements

The 31 - 69 metre wide asteroid 2013 LY28 will make a close pass (11.1 lunar distances, 0.0284 AU), travelling at 19.39 km/second, to the Earth-Moon system on the 18th June, 2013 @ 07:22 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).