The following improved orbital elements by Kenji Muraoka, are from
164 observations 1999 May 12 to Dec. 6, including 9 Planets, Moon
and 5 minor planets perturbations and non-gravitational effect of
style II. The mean residual is +/- 0.73 arc seconds.
Epoch = 1999 Sept. 19.0 TT JDT = 2451440.5
T = 1999 Sept. 20.16617 +/- 0.00020 (m.e.) TT
Peri. = 161.97954 +/- 0.00019
Node = 228.97904 +/- 0.00009 (2000.0)
Incl. = 101.65622 +/- 0.00008
q = 0.9768108 +/- 0.0000035 AU
e = 0.9993830 +/- 0.0000151
1/a = +0.0006317 +/- 0.0000154 1/AU
A1 = +2.21 +/- 0.13
A2 = -0.6575 +/- 0.1095
( P = 62986 years )
Finding Charts
Magnitudes Graph
m1 = 12.0 + 5 log d + 10.0 log r [ ,-100] ( - 1999 June 12)
m1 = 8.8 + 5 log d + 15.0 log r [-100, 30] (1999 June 12 - 1999 Oct. 20)
m1 = 9.0 + 5 log d + 5.0 log r [ 30, 75] (1999 Oct. 20 - 1999 Dec. 4)
m1 = 5.6 + 5 log d + 22.0 log r [ 75, ] (1999 Dec. 4 - )
The orbital elements are calculated by Kenji Muraoka.
The charts are made with StellaNavigator Ver.2.0 for Windows
(AstroArts / ASCII).
The magnitudes graphs are made with Comet for Windows.
Copyright(C) Seiichi Yoshida (comet@aerith.net). All rights reserved.