軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 571 observations 1997 Oct. 5 to 1998 June 18, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.69 arc seconds.
Epoch = 1997 Dec. 18.0 TT JDT = 2450800.5
T = 1997 Dec. 10.14495 +/- 0.00004 (m.e.) TT
Peri. = 95.96559 +/- 0.00002
Node = 53.70318 +/- 0.00002 (2000.0)
Incl. = 127.99265 +/- 0.00002
q = 1.3591073 +/- 0.0000003 AU
e = 0.9985255 +/- 0.0000016
1/a = +0.0010849 +/- 0.0000012 1/AU
( P = 27984 years )
orig. 1/a = +0.001160 1/AU
fut. 1/a = +0.001313 1/AU
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