Orbital elements: 2009 SO103 Earth MOID = 0.1466 AU Epoch 2010 July 23.0 TT = JDT 2455400.5 MPC M 49.71718 (2000.0) P Q n 0.34754564 Peri. 304.59414 -0.73188111 -0.66977024 a 2.0035252 Node 194.78648 +0.66392749 -0.74236259 e 0.6639106 Incl. 29.46264 -0.15346115 -0.01748157 P 2.84 H 17.3 G 0.15 U 3
The 940 - 2100 metre wide asteroid 2009 SO103 made a close pass (77.1 lunar distances, 0.1981 AU), travelling at 21.97 km/second, to the Earth-Moon system on the 3rd April, 2010.
Orbital elements: 2009 SO103 Earth MOID = 0.1574 AU Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC M 261.08620 (2000.0) P Q n 0.37443719 Peri. 307.00910 -0.75873691 -0.63899020 a 1.9064119 Node 194.76602 +0.63191576 -0.76917562 e 0.6429968 Incl. 29.76503 -0.15811630 -0.00777114 P 2.63 H 16.9 G 0.15 U 9