Update The 27 - 60 metre wide asteroid 2010 GO67 made a close pass (7.5 lunar distances, 0.0192 AU), travelling at 25.08 km/second, to the Earth-Moon system on the 22nd April, 2010 @ 12:00 UT.
Orbital elements: 2010 GO67 Earth MOID = 0.0170 AU Epoch 2010 July 23.0 TT = JDT 2455400.5 MPC M 24.53134 (2000.0) P Q n 0.56542993 Peri. 128.42945 +0.85827983 +0.51220959 a 1.4483833 Node 200.81769 -0.49417058 +0.80832523 e 0.7354727 Incl. 5.09736 -0.13838775 +0.29026135 P 1.74 H 24.9 G 0.15 U 9
The 27 - 61 metre wide asteroid 2010 GO67 will make a close pass (7.4 lunar distances, 0.0189 AU), travelling at 24.78 km/second, to the Earth-Moon system on the 22nd April, 2010.