* Astronomy

Orbital elements:
2012 HE                                                  Earth MOID = 0.0123 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M 343.70603              (2000.0)            P               Q
n   0.30876715     Peri.  196.21907     -0.65745513     +0.74984982
a   2.1679470      Node    32.78271     -0.67524174     -0.54273891
e   0.5355238      Incl.    7.85658     -0.33436708     -0.37836453
P   3.19           H   25.6           G   0.15           U   8

MPEC 2012 - H09

The 20 - 45 metre wide asteroid 2012 HE will make a close pass (6.9 lunar distances, 0.0177 AU), travelling at 9.11 km/second, to the Earth-Moon system on the 22nd April, 2012 @ 13:41 UT ±00:14.

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