軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 65 observations 1991 to 1998, perturbations by 9 Plantes,
Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.75 arc seconds.
Epoch = 1996 Nov. 13.0 TT JDT = 2450400.5
T = 1996 Nov. 9.07059 +/- 0.00039 (m.e.) TT
Peri. = 180.52130 +/- 0.00030
Node = 1.65283 +/- 0.00002 (2000.0)
Incl. = 31.47082 +/- 0.00005
q = 1.4128940 +/- 0.0000018 AU
e = 0.5542498 +/- 0.0000003
a = 3.1696989 +/- 0.0000015 AU
n = 0.17465340 +/- 0.00000012
P = 5.643 +/- 0.0000039 years
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