The 5 - 10 metre wide asteroid 2014 RA made a close pass (0.1 lunar distances, 0.0004 AU), travelling at 13.26 km/second, to the Earth-Moon system on the 31st August 2014 @ 23:48 UT ±00:01.
Orbital elements:
2014 RA Earth MOID = 0.0001 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5 MPC
M 83.29228 (2000.0) P Q
n 0.55754205 Peri. 108.93147 -0.05292770 +0.99838872
a 1.4620121 Node 158.00423 -0.93552291 -0.04240779
e 0.4567820 Incl. 3.13150 -0.34927862 -0.03770331
P 1.77 H 28.8 G 0.15 U 5