The following orbital elements are taken from MPC 52766:
Epoch 2004 Dec. 21.0 TT = JDT 2453360.5
T 2004 Dec. 7.9184 TT MPC
q 1.489250 (2000.0) P Q
n 0.1487709 Peri. 22.8483 -0.4877366 -0.8540204
a 3.527421 Node 96.7684 +0.7701640 -0.5185619
e 0.577808 Incl. 10.5022 +0.4110480 -0.0417452
P 6.63
From 147 observations 1984-2004, mean residual 0".7. Nongravitational
parameters A1 = +0.63, A2 = -0.0064.
Finding Charts
Magnitudes Graph
m1 = 9.5 + 5 log d + 30.0 log r [ ,-50] ( - 2004 Oct. 18)
m1 = -12.5 + 5 log d + 140 log r [-50, 0] (2004 Oct. 18 - 2004 Dec. 7)
m1 = 6.5 + 5 log d + 30.0 log r [ 0, ] (2004 Dec. 7 - )