The following orbital elements are taken from MPC 54698:
Epoch 2004 Dec. 21.0 TT = JDT 2453360.5
T 2004 Dec. 6.8651 TT MPC
q 2.046725 (2000.0) P Q
z +0.005360 Peri. 32.9684 +0.6627902 -0.6804196
+/-0.000000 Node 22.1302 +0.3683658 -0.0672194
e 0.989029 Incl. 56.0877 +0.6519324 +0.7297333
From 1892 observations 2004 Aug. 22-2005 Aug. 16, mean residual 0".5.
Finding Charts
Magnitudes Graph
m1 = 0.5 + 5 log d + 30.0 log r [ ,0] ( - 2004 Dec. 6)
m1 = 6.1 + 5 log d + 12 log r [0, ] (2004 Dec. 6 - )