* Astronomy

Orbital elements:
2009 SB100                                               Earth MOID = 0.0553 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M 323.08394              (2000.0)            P               Q
n   0.37729728     Peri.  169.90729     +0.99947543     -0.02244020
a   1.8967653      Node   191.45627     +0.01473021     +0.95712502
e   0.4433663      Incl.    6.75180     +0.02884226     +0.28880467
P   2.61           H   23.5           G   0.15           U   8

MPEC 2009 - S94

The 54 - 120 metre wide asteroid 2009 SB100 made a close pass (22.4 Lunar Distances, 0.0576 AU), travelling at 6.36 km/s, to the Earth-Moon system on the 24th September, 2009.

See more

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