軌道要素
The following improved orbital elements by Kenji Muraoka,
are from 68 observations 1997 July 3 to 30, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.82 arc seconds.
Epoch = 1997 Aug. 20.0 TT JDT = 2450680.5
T = 1997 Aug. 15.47943 +/- 0.00058 (m.e.) TT
Peri. = 344.19149 +/- 0.00402
Node = 147.61014 +/- 0.00275 (2000.0)
Incl. = 85.96427 +/- 0.00313
q = 0.3956521 +/- 0.0000400 AU
e = 1.0000476 +/- 0.0000786
1/a = -0.0001202 +/- 0.0001987 1/AU
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