The following orbital elements are taken from MPC 52907:
Epoch 2005 Apr. 20.0 TT = JDT 2453480.5
T 2005 Apr. 1.3365 TT MPC
q 1.833017 (2000.0) P Q
n 0.1122797 Peri. 45.8250 -0.2701547 -0.9428061
a 4.255349 Node 60.7949 +0.8071902 -0.3323392
e 0.569244 Incl. 12.9274 +0.5248432 +0.0258313
P 8.78
From 338 observations 1986-2004, mean residual 0".8. Nongravitational
parameters A1 = +0.52, A2 = -0.0946.
Finding Charts
Magnitudes Graph
m1 = 5.3 + 5 log d + 22.5 log r [ ,300] ( - 2006 Jan. 26)
m1 = -6.7 + 5 log d + 40 log r [300, ] (2006 Jan. 26 - )
* Gray curve is: m1 = 5.3 + 5 log d + 22.5 log r