軌道要素
The following improved orbital elements by Kenji Muraoka, are
from 208 observations 1920 to 1999, perturbations by 9 Plantes,
Moon and 5 minor planets were taken into account.
The mean residual is +/- 1.02 arc seconds.
T = 1991 Apr. 1.59579 TT Epoch = 1991 Apr. 14.0 TT
Peri. = 57.35248 e = 0.6574060
Node = 21.69222 (2000.0) a = 5.8368599 AU
Incl. = 42.41988 n゜ = 0.069893239
q = 1.9996732 AU P = 14.102 years
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