Update: The 17 - 38 metre wide asteroid 2012 FA57 will make a close pass (1.1 lunar distances, 0.0029 AU), travelling at 9.23 km/second, to the Earth-Moon system on the 4th April, 2012 @ 21:44 UT ±00:01.
Orbital elements:
2012 FA57 Earth MOID = 0.0003 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 351.31475 (2000.0) P Q
n 0.24234771 Peri. 22.17645 -0.83833847 +0.54514906
a 2.5478671 Node 190.85859 -0.50100334 -0.77121130
e 0.6154721 Incl. 0.32119 -0.21490524 -0.32870297
P 4.07 H 25.9 G 0.15 U 7
The 17 - 38 metre wide asteroid 2012 FA57 will make a close pass (1.0 lunar distances, 0.0027 AU), travelling at 9.90 km/second, to the Earth-Moon system on the 4th April, 2012 @ 07:37 UT ±09:22 .