Orbital Elements
The following improved orbital elements by Kenji Muraoka, are
from 217 observations 1999 May 18 to 2001 Apr. 3, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.74 arc seconds.
Epoch = 1999 Dec. 8.0 TT JDT = 2451520.5
T = 1999 Dec. 14.81095 +/- 0.00497 (m.e.) TT
Peri. = 15.81559 +/- 0.00042
Node = 260.19440 +/- 0.00024 (2000.0)
Incl. = 116.78229 +/- 0.00016
q = 6.2761124 +/- 0.0000209 AU
e = 1.0023936 +/- 0.0000224
1/a = -0.0003814 +/- 0.0000036 1/AU
orig. 1/a = +0.0000419
fut. 1/a = +0.0001395
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