C/1998 M3 ( Larsen )

Japanese version
Home page
Updated on September 15, 1999

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* Profile

Discovery Date June 24, 1998
Magnitude 17.6 mag
Discoverer J. Larsen

* Pictures

* Orbital Elements

   The following improved orbital elements by Kenji Muraoka, are 
  from 104 observations 1998 May 26 to 1999 June 14, perturbations
  by 9 Planets, Moon and 5 minor planets were taken into account.
   The mean residual is +/- 0.73 arc seconds.

      Epoch  =  1998 July  6.0  TT       JDT = 2451000.5
          T  =  1998 July 17.09589       +/- 0.01398 (m.e.) TT
       Peri. =   20.83628                +/- 0.00133
       Node  =  255.52549                +/- 0.00067   (2000.0)
       Incl. =  113.42024                +/- 0.00060
          q  =    5.7681916              +/- 0.0000354 AU
          e  =    1.0022061              +/- 0.0000290
        1/a  =   -0.0003825              +/- 0.0000050 1/AU
  orig. 1/a  =   +0.000147 
  fut.  1/a  =   +0.000208 

* Finding Charts

* Magnitudes Graph

        m1 = 6.5 + 5 log d + 10.0 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.