軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 176 observations 1999 July 14 to Sept. 11, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.73 arc seconds.
Epoch = 1999 Aug. 10.0 TT JDT = 2451400.5
T = 1999 July 23.05050 +/- 0.00011 (m.e.) TT
Peri. = 357.83403 +/- 0.00019
Node = 254.67569 +/- 0.00021 (2000.0)
Incl. = 111.65609 +/- 0.00018
q = 0.7612843 +/- 0.0000002 AU
e = 0.9974591 +/- 0.0000202
1/a = +0.0033376 +/- 0.0000265 1/AU
( P = 5186 years )
orig. 1/a = +0.003443
fut. 1/a = +0.004352
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