* Astronomy

Orbital elements:
2011 WU74                                                Earth MOID = 0.0038 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5                 MPC
M 314.06656              (2000.0)            P               Q
n   0.32129518     Peri.  256.41325     -0.81646833     -0.56931676
a   2.1112188      Node   248.80261     +0.56159110     -0.74430718
e   0.6690516      Incl.    5.92350     +0.13414507     -0.34912069
P   3.07           H   26.3           G   0.15           U   7

MPEC 2011 - X01



The 15 - 32 metre wide asteroid 2011 WU74 will make a close pass (4.2 lunar distances, 0.0108 AU), travelling at 17.66 km/second, to the Earth-Moon system on the 4th December, 2011 @ 10:16 UT ±00:18.

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