* Astronomy

Orbital elements:
2013 JY2                                                 Earth MOID = 0.0479 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
M 347.86337              (2000.0)            P               Q
n   0.30221079     Peri.  206.26520     -0.33614405     +0.87348492
a   2.1991899      Node    46.52963     -0.75590976     -0.02716583
e   0.5354774      Incl.   29.03067     -0.56178965     -0.48609270
P   3.26           H   22.3           G   0.15           U   7

MPEC 2013 - J17

Key to Orbital elements

The 85 - 190 metre wide asteroid 2013 JY2 will make a close pass (22.1 lunar distances, 0.0567 AU), travelling at 18.44 km/second, to the Earth-Moon system on the 7th May, 2013 @ 00:08 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).