軌道要素
The following improved orbital elements by Kenji Muraoka,
are from 161 observations 1965 to 1998, perturbations by
9 Plantes, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.99 arc seconds.
Epoch = 1998 Apr. 17.0 TT JDT = 2450920.5
T = 1998 May 1.66765 +/- 0.00014 (m.e.) TT
Peri. = 154.54357 +/- 0.00008
Node = 175.54315 +/- 0.00008 (2000.0)
Incl. = 11.08868 +/- 0.00004
q = 1.7545181 +/- 0.0000007 AU
e = 0.6413176 +/- 0.0000001
a = 4.8915651 +/- 0.0000006 AU
n = 0.09110293 +/- 0.00000002
P = 10.819 +/- 0.0000019 years
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