Orbital elements:
2013 KQ1 Earth MOID = 0.0164 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC
M 348.41145 (2000.0) P Q
n 0.43669159 Peri. 8.28914 -0.59939945 +0.79995663
a 1.7206247 Node 224.88974 -0.73666312 -0.56502731
e 0.4038130 Incl. 2.28200 -0.31312576 -0.20202356
P 2.26 H 26.8 G 0.15 U 7
The 11 - 26 metre wide asteroid 2013 KQ1 made a close pass (6.6 lunar distances, 0.0169 AU), travelling at 5.55 km/second, to the Earth-Moon system on the 16th May, 2013 @ 23:16 UT ±00:01.