* Astronomy

Orbital elements:
2012 RV16                                                Earth MOID = 0.1155 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 347.51848              (2000.0)            P               Q
n   0.21305116     Peri.   67.71320     +0.23804598     -0.96968468
a   2.7763877      Node     9.06010     +0.71097798     +0.13526161
e   0.6775016      Incl.   20.51583     +0.66169814     +0.20350899
P   4.63           H   19.6           G   0.15           U   8

MPEC 2012 - S21

The 320 - 720 metre wide asteroid 2012 RV16 will make a close pass (49.2 lunar distances, 0.1265 AU), travelling at 16.12 km/second, to the Earth-Moon system on the 18th October, 2012 @ 13:49 UT ±07:27. 

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