Orbital elements:
2012 TJ53 Earth MOID = 0.0065 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 12.07019 (2000.0) P Q
n 0.36145134 Peri. 134.70428 +0.71676487 +0.69731470
a 1.9518038 Node 181.08426 -0.64805480 +0.66582620
e 0.5747390 Incl. 1.74062 -0.25743563 +0.26538213
P 2.73 H 26.3 G 0.15 U 7
The 15 - 33 metre wide asteroid 2012 TJ53 made a close pass (3.1 lunar distances, 0.0079 AU), travelling at 14.00 km/second, to the Earth-Moon system on the 6th October, 2012 @ 20:10 UT ±00:03.