* Astronomy

Orbital elements:
2012 TQ20                                                Earth MOID = 0.0097 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 347.05317              (2000.0)            P               Q
n   0.34584676     Peri.   60.65998     +0.63922436     -0.76901595
a   2.0100811      Node   349.60481     +0.70050013     +0.58365320
e   0.5132594      Incl.    0.82110     +0.31731970     +0.26069793
P   2.85           H   27.1           G   0.15           U   8

MPEC 2012 - T31

The 10 - 23 metre wide asteroid 2012 TQ20 will make a close pass (10.8 lunar distances, 0.0278 AU), travelling at 8.23 km/second, to the Earth-Moon system on the 15th October, 2012 @ 07:16 UT ±00:03. 

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