The 100 - 230 metre wide asteroid 2012 AB11 made a close pass (42.2 lunar distances, 0.1084 AU), travelling at 15.86 km/second, to the Earth-Moon system on the 9th January, 2014 @ 17:43 UT ±00:01.
Orbital elements:
2012 AB11 Earth MOID = 0.0977 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 22.28063 (2000.0) P Q
n 0.49130960 Peri. 20.29528 -0.59342185 -0.67261591
a 1.5906180 Node 108.86129 +0.65889716 -0.72140593
e 0.3300134 Incl. 27.85070 +0.46228242 +0.16480693
P 2.01 H 22.1 G 0.15 U 8
The 110 - 240 metre wide asteroid 2012 AB11 made a close pass (38.4 lunar distances, 0.0986 AU), travelling at 15.73 km/second, to the Earth-Moon system on the 11th January, 2012 @ 06:13 UT ±00:07.