The 9 - 21 metre wide asteroid 2014 HB177 will make a close pass (1.3 lunar distances, 0.0033 AU), travelling at 6.31 km/second, to the Earth-Moon system on the 6th May 2014 @ 07:29 UT ±00:01.
Orbital elements:
2014 HB177 Earth MOID = 0.0005 AU
Epoch 2014 May 23.0 TT = JDT 2456800.5 MPC
M 322.82015 (2000.0) P Q
n 0.83706316 Peri. 251.57340 +0.45185245 +0.89105446
a 1.1150574 Node 45.36855 -0.79396810 +0.42367454
e 0.1950448 Incl. 3.46631 -0.40674811 +0.16285525
P 1.18 H 28.1 G 0.15 U 6