Orbital Elements
The following improved orbital elements by Kenji Muraoka, are
from 153 observations 1981 to 1999, including 9 Planets, Moon
and 5 minor planets perturbations and non-gravitational effect
of style II. The mean residual is +/- 0.85 arc seconds.
Epoch = 1999 Sept. 19.0 TT JDT = 2451440.5
T = 1999 Sept. 16.33994 +/- 0.00084 (m.e.) TT
Peri. = 127.44633 +/- 0.00033
Node = 313.03549 +/- 0.00014 (2000.0)
Incl. = 9.35211 +/- 0.00003
q = 2.3391732 +/- 0.0000013 AU
e = 0.4765474 +/- 0.0000003
a = 4.4687396 +/- 0.0000008 AU
n = 0.10433415 +/- 0.00000003
P = 9.447 +/- 0.0000026 years
A1 = +0.793 +/- 0.073
A2 = -0.23426 +/- 0.00075
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