* Astronomy

Orbital elements:
2012 UA174                                               Earth MOID = 0.1484 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 349.62927              (2000.0)            P               Q
n   0.28000552     Peri.  176.24131     +0.73266783     -0.66840081
a   2.3139732      Node   226.58520     +0.61973306     +0.73307501
e   0.5076989      Incl.   10.16616     +0.28129841     +0.12586260
P   3.52           H   22.8           G   0.15           U   8

MPEC 2012 - U123

The 72 - 160 metre wide asteroid 2012 UA174 will make a close pass (58.7 lunar distances, 0.1509 AU), travelling at 7.21 km/second, to the Earth-Moon system on the 5th November, 2012 @ 22:52 UT ±01:13. 

See more

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