The 2 - 5 metre wide asteroid 2015 DD1 made a close pass (0.1 LD, 0.0003 AU) travelling at 8.20 km/second, to the Earth-Moon system on the 17th February 2015 @ 07:39 UT ±00:01.
Orbital elements:
2015 DD1 Earth MOID = 0.0001 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5 MPC
M 350.31546 (2000.0) P Q
n 0.83328230 Peri. 106.07523 +0.27124819 -0.96160604
a 1.1184278 Node 328.09200 +0.85019327 +0.25967733
e 0.2406400 Incl. 4.52415 +0.45121593 +0.08877786
P 1.18 H 30.3 G 0.15 U 6