軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 147 observations 1990 Sept. 15 to 1999 Feb. 14, perturbations
by 9 Plantes, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.83 arc seconds.
Epoch = 1997 Nov. 8.0 TT JDT = 2450760.5
T = 1997 Nov. 22.20835 +/- 0.00037 (m.e.) TT
Peri. = 179.64060 +/- 0.00021
Node = 214.28496 +/- 0.00020 (2000.0)
Incl. = 7.35544 +/- 0.00005
q = 2.4121430 +/- 0.0000034 AU
e = 0.3438991 +/- 0.0000010
a = 3.6764819 +/- 0.0000020 AU
n = 0.13981553 +/- 0.00000012
P = 7.049 +/- 0.0000059 years
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