Orbital elements: 2009 WF104 Earth MOID = 0.2289 AU Epoch 2009 Nov. 5.0 TT = JDT 2455140.5 MPC M 312.47382 (2000.0) P Q n 0.20428419 Peri. 103.33639 -0.94473998 +0.04843761 a 2.8552636 Node 80.16626 -0.19190601 -0.88356285 e 0.6460185 Incl. 19.21155 +0.26577895 -0.46580090 P 4.82 H 16.4 G 0.15 From 13 observations 2009 Nov. 23-24.