軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 398 observations 1998 Aug. 11 to 1999 May 15, including
9 Planet and 5 minor planets perturbations and non-gravitational
effect of style II ( A1 , A2 , A3 ).
The mean residual is +/- 0.76 arc seconds.
Epoch = 1998 Nov. 3.0 TT JDT = 2451120.5
T = 1998 Oct. 17.84580 +/- 0.00027 (m.e.) TT
Peri. = 294.46742 +/- 0.00040
Node = 156.37090 +/- 0.00018 (2000.0)
Incl. = 145.72753 +/- 0.00006
q = 1.1462029 +/- 0.0000068 AU
e = 0.9987446 +/- 0.0000104
1/a = +0.0010953 +/- 0.0000091 1/AU
A1 = +31.441 +/- 0.283
A2 = +2.14839 +/- 0.10776
A3 = -1.03488 +/- 0.03907
( P = 27588 years )
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