C/1998 Q1 ( LINEAR )

Japanese version
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Updated on January 16, 1999

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* Profile

Discovery Date August 24, 1998
Magnitude 17.7 mag
Discoverer Lincoln Laboratory Near-Earth Asteroid Research project

* Orbital Elements

   The following improved orbital elements by Kenji Muraoka, are 
  from 136 observations 1998 Aug. 24  to  Nov. 22, perturbations 
  by 9 Planets, Moon and 5 minor planets were taken into account.
   The mean residual is +/- 0.58 arc seconds.

      Epoch  =  1998 July  6.0  TT       JDT = 2451000.5
          T  =  1998 June 29.50742       +/- 0.00056 (m.e.) TT
       Peri. =  134.73245                +/- 0.00051
       Node  =  159.78466                +/- 0.00037   (2000.0)
       Incl. =   32.30563                +/- 0.00033
          q  =    1.5778842              +/- 0.0000096 AU
          e  =    0.9954500              +/- 0.0000244
        1/a  =   +0.0028836              +/- 0.0000154 1/AU
        ( P  =   6458 years )
  orig. 1/a  =   +0.003010   1/AU 
  fut.  1/a  =   +0.004440   1/AU 

* Finding Charts

* Magnitudes Graph

        m1 = 13.5 + 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.