The 120 - 260 metre wide asteroid 2011 LT17 will make a close pass (47.7 lunar distances, 0.1226 AU), travelling at 16.54 km/second, to the Earth-Moon system on the 18th December, 2012 @ 01:28 UT ±00:01.
Orbital elements:
2011 LT17 PHA, Earth MOID = 0.0034 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 174.71131 (2000.0) P Q
n 0.85492416 Peri. 270.55424 +0.92926613 +0.10416278
a 1.0994724 Node 83.50325 +0.05372683 +0.91111317
e 0.2873326 Incl. 20.89842 -0.36548309 +0.39877676
P 1.15 H 21.7 G 0.15 U 3
Orbital elements:
2011 LT17 PHA, Earth MOID = 0.0035 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 3.68811 (2000.0) P Q
n 0.85527929 Peri. 270.58252 +0.92944893 +0.10365619
a 1.0991680 Node 83.50594 +0.05406997 +0.91109249
e 0.2870637 Incl. 20.87787 -0.36496729 +0.39895597
P 1.15 H 21.5 G 0.15 U 7
The 130 - 300 metre wide asteroid 2011 LT17 will make a close pass (4.6 lunar distances, 0.0119 AU), travelling at 13.56 km/second, to the Earth-Moon system on the 15th June, 2011 @ 06:31 UT ±00:02.