Orbital elements:
2011 HE24 Earth MOID = 0.0856 AU
Epoch 2011 Apr. 29.0 TT = JDT 2455680.5 MPC
M 317.94134 (2000.0) P Q
n 0.27933686 Peri. 50.67501 +0.68746966 +0.72535734
a 2.3176644 Node 262.79337 -0.67674166 +0.62227637
e 0.5270334 Incl. 2.03589 -0.26345054 +0.29432780
P 3.53 H 19.4 G 0.15
From 12 observations 2011 Apr. 28-30.