軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 90 observations 1999 May 19 to Aug. 22, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.69 arc seconds.
Epoch = 1999 Apr. 12.0 TT JDT = 2451280.5
T = 1999 Apr. 10.48873 +/- 0.07044 (m.e.) TT
Peri. = 4.56506 +/- 0.00608
Node = 300.31861 +/- 0.00219 (2000.0)
Incl. = 82.19189 +/- 0.00560
q = 5.2903914 +/- 0.0001858 AU
e = 0.9659754 +/- 0.0001730
1/a = +0.0064314 +/- 0.0000327 1/AU
( P = 1939 years )
orig. 1/a = +0.006869
fut. 1/a = +0.007056
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