The 32 - 71 metre wide asteroid 2010 PJ9 will make a close pass (2.8 lunar distances, 0.0072 AU), travelling at 13.16 km/second, to the Earth-Moon system on the 9th August, 2010 @ 19:55 UT. See more
The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
Orbital elements: 2010 PJ9 Earth MOID = 0.0035 AU Epoch 2010 July 23.0 TT = JDT 2455400.5 MPC M 338.76117 (2000.0) P Q n 0.35919845 Peri. 227.19112 +0.96528768 -0.26099066 a 1.9599564 Node 147.93380 +0.24488241 +0.89078422 e 0.5696612 Incl. 1.09835 +0.09084212 +0.37200449 P 2.74 H 24.6 G 0.15 U 7