Update: The 44 - 99 metre wide asteroid 2010 FC made a close pass (29.9 lunar distances, 0.0769 AU), travelling at 5.87 km/second, to the Earth-Moon system at 04:00 UT, 24th March, 2010.
The 44 - 99 metre wide asteroid 2010 FC will make a close pass (30.5 lunar distances, 0.0783 AU), travelling at 5.90 km/second, to the Earth-Moon system on the 23rd March, 2010.
Orbital elements: 2010 FC Earth MOID = 0.0779 AU Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC M 289.69648 (2000.0) P Q n 0.63717343 Peri. 60.32814 -0.79863144 +0.59967378 a 1.3375118 Node 156.40383 -0.58666702 -0.75692814 e 0.2417850 Incl. 7.28893 -0.13419995 -0.25971360 P 1.55 H 23.9 G 0.15 U 8