The 150 - 330 metre wide asteroid 2011 EC7 will make a close pass (68.7 lunar distances, 0.1765 AU), travelling at 18.03 km/second, to the Earth on the 5th April 2018 @ 08:12 UT ±00:01.
Orbital elements:
2011 EC7 PHA, Earth MOID = 0.0468 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 79.71943 (2000.0) P Q
n 0.28243236 Peri. 117.65726 +0.07927950 +0.99595533
a 2.3006987 Node 156.77417 -0.94821004 +0.08843090
e 0.7455274 Incl. 6.15493 -0.30759143 -0.01590494
P 3.49 H 21.2 G 0.15 U 3
Orbital elements: 2011 EC7 Earth MOID = 0.0510 AU Epoch 2011 Feb. 8.0 TT = JDT 2455600.5 MPC M 316.42443 (2000.0) P Q n 0.35800490 Peri. 120.04029 +0.12342611 +0.99150821 a 1.9643102 Node 156.94227 -0.94267976 +0.13004236 e 0.6970629 Incl. 6.00257 -0.31003364 -0.00067831 P 2.75 H 21.1 G 0.15 U 9