* Astronomy

Orbital elements:
2011 SK16                                                Earth MOID = 0.0329 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5                 MPC
M 339.73662              (2000.0)            P               Q
n   0.58061254     Peri.  198.12795     +0.99382874     -0.10856013
a   1.4230225      Node   168.03558     +0.11041785     +0.94856012
e   0.2753523      Incl.    6.31009     +0.01059913     +0.29740275
P   1.70           H   23.4           G   0.15           U   7

MPEC 2011 - S345

The 56 m - 130 metre wide asteroid 2011 SK16 will make a close pass (18.2 lunar distances, 0.0468 AU), travelling at 4.81 km/second, to the Earth-Moon system on the 24th September, 2011 @ 13:49 UT ±00:28.

See more

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