Orbital elements: 2009 SW171 Earth MOID = 0.0242 AU Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC M 311.84415 (2000.0) P Q n 0.64062090 Peri. 148.90419 +0.92477140 +0.38044009 a 1.3327090 Node 188.74590 -0.35898332 +0.86530496 e 0.2349245 Incl. 2.99672 -0.12620946 +0.32636278 P 1.54 H 25.9 G 0.15 U 7