The 110 - 240 metre wide asteroid 2010 BZ4 will make a close pass (45.8 lunar distances, 0.1178 AU), travelling at 10.10 km/second, to the Earth-Moon system on the 29th January, 2010.
Orbital elements: 2010 BZ4 Earth MOID = 0.1169 AU Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC M 352.19567 (2000.0) P Q n 0.17920174 Peri. 52.50346 -0.85961079 -0.47939185 a 3.1158359 Node 98.21639 +0.39402496 -0.84222901 e 0.6708373 Incl. 10.28927 +0.32529007 -0.24664496 P 5.50 H 22.1 G 0.15 U 9