The 18 - 41 metre wide asteroid 2014 DH6 made a close pass (2.0 lunar distances, 0.0052 AU), travelling at 17.14 km/second, to the Earth-Moon system on the 23rd February 2014 @ 05:12 UT ±00:01.
Orbital elements:
2014 DH6 Earth MOID = 0.0018 AU
Epoch 2013 Nov. 4.0 TT = JDT 2456600.5 MPC
M 253.13566 (2000.0) P Q
n 0.67802435 Peri. 238.78702 -0.79450752 +0.57277167
a 1.2832340 Node 334.36806 -0.26151733 -0.62252886
e 0.3158893 Incl. 27.79479 -0.54805701 -0.53328269
P 1.45 H 25.8 G 0.15 U 6