The 33 - 75 metre wide asteroid 2012 FW23 will make a close pass (61.9 LD, 0.1590 AU) travelling at 6.54 km/second, to the Earth-Moon system on the 10th April 2015 @ 06:40 UT ±18:37.
Update: The 33 - 74 metre wide asteroid 2012 FW23 made a close pass (0.1281 AU), travelling at 6.04 km/second, to the Earth-Moon system on the 2nd April, 2012 @ 21:23 UT ±00:13.
Orbital elements:
2012 FW23 Earth MOID = 0.1270 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 333.86578 (2000.0) P Q
n 0.65923417 Peri. 25.35229 -0.86087192 +0.50848840
a 1.3075036 Node 185.32199 -0.49408780 -0.84404211
e 0.1456167 Incl. 11.45112 -0.12155980 -0.17038917
P 1.50 H 24.5 G 0.15 U 8
The 33 - 74 metre wide asteroid 2012 FW23 will make a close pass (49.6 lunar distances, 0.1274 AU), travelling at 6.07 km/second, to the Earth-Moon system on the 3rd April, 2012 @ 08:47 UT ±22:52.