* Astronomy

Orbital elements:
2013 LE1                                                 Earth MOID = 0.0630 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
M 259.09344              (2000.0)            P               Q
n   0.75758605     Peri.  303.25465     +0.97804133     -0.15650484
a   1.1917397      Node    66.08105     +0.20245973     +0.87016423
e   0.4491909      Incl.    8.65924     -0.04944915     +0.46724774
P   1.30           H   22.6           G   0.15           U   9

MPEC 2013 - L17

Key to Orbital elements

The 77 - 170 metre wide asteroid 2013 LE1 will make a close pass (48.6 lunar distances, 0.1249 AU), travelling at 11.12 km/second, to the Earth-Moon system on the 25th June, 2013 @ 01:25 UT ±00:10. 

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