軌道要素
The following improved orbital elements by Kenji Muraoka,
are from 227 observations 1985 to 1997, including 9 Planets,
Moon and 5 minor planets perturbations and non-gravitational
effect of style II.
The mean residual is +/- 0.65 arc seconds.
Epoch = 1997 Mar. 13.0 TT JDT = 2450520.5
T = 1997 Mar. 14.15009 +/- 0.00155 (m.e.) TT
Peri. = 356.34155 +/- 0.00046
Node = 82.20583 +/- 0.00013 (2000.0)
Incl. = 11.72253 +/- 0.00002
q = 1.0637636 +/- 0.0000013 AU
e = 0.6567484 +/- 0.0000002
a = 3.0990786 +/- 0.0000014 AU
n = 0.18065716 +/- 0.00000012
P = 5.456 +/- 0.0000036 years
A1 = +0.291 +/- 0.038
A2 = -0.17211 +/- 0.00078
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