軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 104 observations 1998 June 18 to 2000 May 5, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.72 arc seconds.
Epoch = 1998 Aug. 15.0 TT JDT = 2451040.5
T = 1998 Aug. 23.98570 +/- 0.00309 (m.e.) TT
Peri. = 352.39315 +/- 0.00025
Node = 210.29598 +/- 0.00028 (2000.0)
Incl. = 56.42109 +/- 0.00018
q = 4.7187951 +/- 0.0000168 AU
e = 0.9986054 +/- 0.0000185
1/a = +0.0002955 +/- 0.0000039 1/AU
orig. 1/a = +0.000054
fut. 1/a = +0.000356
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