C/2002 Y1 ( Juels-Holvorcem )

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Updated on February 8, 2004

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* Profile

Discovery Date December 28, 2002
Magnitude 15.1 mag
Discoverer Charles W. Juels (Fountain Hills, AZ), Paulo R. Holvorcem (Campinas, Brazil)

* Pictures

* Orbital Elements

Epoch 2003 May 1.0 TT = JDT 2452760.5
T 2003 Apr. 13.24822 TT                                 MPC
q   0.7138080            (2000.0)            P               Q
z  +0.0039720      Peri.  128.81625     +0.65299596     +0.72116859
 +/-0.0000058      Node   166.22059     -0.27258971     -0.06117342
e   0.9971648      Incl.  103.78194     +0.70660536     -0.69005338
>From 730 observations 2002 Dec. 28-2003 Apr. 17, mean residual 0".55.

* Finding Charts

* Magnitudes Graph

        m1 = -7.0 + 5 log d + 70   log r  [   ,-87]  (             - 2003 Jan. 16)
        m1 =  6.5 + 5 log d + 13.7 log r  [-87,-35]  (2003 Jan. 16 - 2003 Mar.  9)
        m1 =  6.5 + 5 log d +  8.0 log r  [-35, 88]  (2003 Mar.  9 - 2003 July 10)
        m1 =  2.5 + 5 log d + 25   log r  [ 88,125]  (2003 July 10 - 2003 Aug. 16)
        m1 =  6.5 + 5 log d + 13.7 log r  [125,   ]  (2003 Aug. 16 -             )

        * Gray curve is:  m1 = 6.5 + 5 log d + 13.7 log r

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The orbital elements are published on M.P.E.C. 2003-H15.
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.