C/1999 H3 ( LINEAR )

Japanese version
Home page
Updated on March 31, 2002

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* Profile

Discovery Date April 22, 1999
Magnitude 16.8 mag
Discoverer Lincoln Laboratory Near-Earth Asteroid Research project

* Pictures

* Orbital Elements

   The following improved orbital elements by Kenji Muraoka, are 
  from 786 observations 1999 Apr. 22 to 2001 Mar. 31, perturbations
  by 9 Planets, Moon and 5 minor planets were taken into account.
   The mean residual is +/- 0.71 arc seconds.

      Epoch  =  1999 Aug. 10.0  TT       JDT = 2451400.5
          T  =  1999 Aug. 18.23390       +/- 0.00029 (m.e.) TT
       Peri. =  101.91125                +/- 0.00004
       Node  =  332.72356                +/- 0.00004   (2000.0)
       Incl. =  115.84027                +/- 0.00003
          q  =    3.5008678              +/- 0.0000018 AU
          e  =    1.0028222              +/- 0.0000027
        1/a  =   -0.0008062              +/- 0.0000008 1/AU
  orig. 1/a  =   +0.0000656 
  fut.  1/a  =   -0.0000092 

* Finding Charts

* Magnitudes Graph

        m1 = 5.5 + 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.