* Astronomy

Orbital elements:
2013 KQ1                                                 Earth MOID = 0.0164 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
M 348.41145              (2000.0)            P               Q
n   0.43669159     Peri.    8.28914     -0.59939945     +0.79995663
a   1.7206247      Node   224.88974     -0.73666312     -0.56502731
e   0.4038130      Incl.    2.28200     -0.31312576     -0.20202356
P   2.26           H   26.8           G   0.15           U   7

MPEC 2013 - K19

Key to Orbital elements

The 11 - 26 metre wide asteroid 2013 KQ1 made a close pass (6.6 lunar distances, 0.0169 AU), travelling at 5.55 km/second, to the Earth-Moon system on the 16th May, 2013 @ 23:16 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).