Orbital elements: 2010 HD33 Earth MOID = 0.3502 AU Epoch 2010 Apr. 14.0 TT = JDT 2455300.5 MPC M 345.68430 (2000.0) P Q n 0.24642769 Peri. 50.83184 -0.78601387 +0.60994581 a 2.5196664 Node 165.77391 -0.61292393 -0.79013999 e 0.5051987 Incl. 24.20017 +0.08066254 -0.06037301 P 4.00 H 18.1 G 0.15 From 20 observations 2010 Apr. 20-May 4.