Orbital elements:
2012 AA11 PHA, Earth MOID = 0.0499 AU
Epoch 2015 June 27.0 TT = JDT 2457200.5 MPC
M 65.42780 (2000.0) P Q
n 0.35430114 Peri. 145.72234 -0.97311229 -0.22673990
a 1.9779760 Node 21.28268 +0.17829467 -0.85288160
e 0.4846970 Incl. 6.40880 +0.14582001 -0.47029990
P 2.78 H 20.1 G 0.15 U 0
Orbital elements:
2012 AA11 Earth MOID = 0.0545 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 359.91298 (2000.0) P Q
n 0.35498983 Peri. 144.19473 -0.97439110 -0.22031479
a 1.9754169 Node 23.20046 +0.17041954 -0.85406110
e 0.4824119 Incl. 6.55645 +0.14669411 -0.47121230
P 2.78 H 20.1 G 0.15 U 8
The 260 - 580 metre wide asteroid 2012 AA11 will make a close pass (30.9 lunar distances, 0.0794 AU), travelling at 8.80 km/second, to the Earth-Moon system on the 5th April, 2012 @ 01:01 UT ±1 day 16:49.