* Astronomy

Orbital elements:
2009 PY                                                  Earth MOID = 0.1761 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M  72.62351              (2000.0)            P               Q
n   1.08469610     Peri.  195.46563     -0.93266133     -0.26497110
a   0.9381321      Node   325.91765     +0.35959131     -0.62840823
e   0.2989088      Incl.   25.90407     +0.02892973     -0.73136407
P   0.91           H   20.9           G   0.15           U   9

MPEC 2009 - P48

The 180 - 390 metre wide asteroid 2009 PY made a close pass (75.3 Lunar Distances, 0.1935 AU), travelling at 14.49 km/s, to the Earth-Moon system on the 6th August, 2009.

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