C/2000 W1 ( Utsunomiya-Jones )

Japanese version
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Updated on July 30, 2003

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* Profile

Discovery Date November 18, 2000
Magnitude 8.5 mag
Discoverer Syogo Utsunomiya (Aso, Kumamoto, Japan), Albert F. Jones (Nelson, New Zealand)

* Orbital Elements

T 2000 Dec. 26.55920 TT                                 Muraoka 
q   0.3211453            (2000.0)            P               Q
                   Peri.   51.50482     +0.74891591     -0.65963374
                   Node    10.75593     -0.66266175     -0.74578787
e   1.0            Incl.  160.16936     +0.00209144     -0.09318682
From 56 observations 2000 Nov. 26-Dec. 6, mean residual 0".75.

* Finding Charts

* Magnitudes Graph

        m1 = 10.5 + 5 log d + 10.0 log r  [  , 0]  (             - 2000 Dec. 26)
        m1 = 13.0 + 5 log d + 15.0 log r  [ 0,45]  (2000 Dec. 26 - 2001 Feb.  9)
        m1 =  9.0 + 5 log d + 80   log r  [45,  ]  (2001 Feb.  9 -             )

        * Gray curve is:  m1 = 13.0 + 5 log d + 15.0 log r

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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.

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Copyright(C) Seiichi Yoshida (comet@aerith.net). All rights reserved.