軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 60 observations 1998 Nov. 21 to 1999 Feb. 14, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.71 arc seconds.
Epoch = 1998 Dec. 13.0 TT JDT = 2451160.5
T = 1998 Dec. 5.94788 +/- 0.00013 (m.e.) TT
Peri. = 13.88983 +/- 0.00131
Node = 356.50111 +/- 0.00201 (2000.0)
Incl. = 21.92928 +/- 0.00003
q = 1.4202214 +/- 0.0006775 AU
e = 0.6085106 +/- 0.0001274
a = 3.6277392 +/- 0.0012651 AU
n = 0.14264284 +/- 0.00007462
P = 6.910 +/- 0.0036144 years
(+/- 1.32 days)
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