The 110 - 250 metre wide asteroid 2011 EL51 will make a close pass (31.9 lunar distances, 0.0819 AU), travelling at 20.35 km/second, to the Earth-Moon system on the 4th November, 2012 @ 05:35 UT ±09:03.
Orbital elements: 2011 EL51 PHA, Earth MOID = 0.0467 AU Epoch 2011 Feb. 8.0 TT = JDT 2455600.5 MPC M 277.56609 (2000.0) P Q n 0.76132784 Peri. 94.61355 +0.38869175 +0.91938125 a 1.1878317 Node 198.61827 -0.90250053 +0.36669724 e 0.5652965 Incl. 10.91846 -0.18550342 +0.14237717 P 1.29 H 21.7 G 0.15 U 9