軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 100 observations 1985 to 1997, perturbations by 9 Plantes,
Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.78 arc seconds.
Epoch = 1997 June 1.0 TT JDT = 2450600.5
T = 1997 May 28.51692 +/- 0.00009 (m.e.) TT
Peri. = 178.93279 +/- 0.00004
Node = 38.90298 +/- 0.00006 (2000.0)
Incl. = 25.72329 +/- 0.00005
q = 1.8186831 +/- 0.0000032 AU
e = 0.4506090 +/- 0.0000008
a = 3.3103621 +/- 0.0000023 AU
n = 0.16364051 +/- 0.00000017
P = 6.023 +/- 0.0000063 years
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