軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 88 observations 1999 June 11 to July 21, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.66 arc seconds.
Epoch = 1999 Aug. 10.0 TT JDT = 2451400.5
T = 1999 Aug. 4.89040 +/- 0.00235 (m.e.) TT
Peri. = 178.71861 +/- 0.00149
Node = 94.28968 +/- 0.00187 (2000.0)
Incl. = 43.94232 +/- 0.00239
q = 1.9047574 +/- 0.0000594 AU
e = 0.9951432 +/- 0.0001497
1/a = +0.0025498 +/- 0.0000786 1/AU
( P = 7767 years )
orig. 1/a = +0.002215
fut. 1/a = +0.003219
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