軌道要素
The following improved orbital elements by Kenji Muraoka,
are from 491 observations 1986 to 1998, including 9 Planets,
Moon and 5 minor planets perturbations and non-gravitational
effect of style II. The mean residual is +/- 0.77 arc seconds.
Epoch = 1997 Dec. 18.0 TT JDT = 2450800.5
T = 1997 Dec. 22.01730 +/- 0.00082 (m.e.) TT
Peri. = 180.72204 +/- 0.00015
Node = 219.95453 +/- 0.00005 (2000.0)
Incl. = 13.61888 +/- 0.00001
q = 1.0317219 +/- 0.0000002 AU
e = 0.7003747 +/- 0.0000003
a = 3.4433739 +/- 0.0000012 AU
n = 0.15425093 +/- 0.00000008
P = 6.390 +/- 0.0000033 years
A1 = +0.161 +/- 0.013
A2 = +0.04189 +/- 0.00049
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