43P/Wolf-Harrington (1997)

Japanese version
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Updated on July 8, 1998

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* Profile

* Pictures

* Orbital Elements

   The following improved orbital elements by Kenji Muraoka, 
  are from 185 observations 1984 to 1998, including 9 Planets, 
  Moon and 5 minor planets perturbations and non-gravitational 
  effect of style II.  The mean residual is +/- 0.72 arc seconds.

      Epoch  =  1997 Sept. 29.0  TT      JDT = 2450720.5
          T  =  1997 Sept. 29.21665      +/- 0.00080 (m.e.) TT
       Peri. =  187.13292                +/- 0.00025
       Node  =  254.75600                +/- 0.00007   (2000.0)
       Incl. =   18.51038                +/- 0.00002
          q  =    1.5818264              +/- 0.0000007 AU
          e  =    0.5439775              +/- 0.0000002
          a  =    3.4687466              +/- 0.0000006 AU
          n  =    0.15256159             +/- 0.00000004
          P  =    6.460                  +/- 0.0000017  years
         A1  =   +0.369                  +/- 0.017
         A2  =   -0.03777                +/- 0.00054

* Finding Charts

* 1996 July 6 - 1997 Aug. 10
* 1997 Aug. 10 - 1998 Dec. 3

* Magnitudes Graph

        m1 = 7.5 + 5 log d + 20.0 log r  [ ,0]  (             - 1997 Sept.29)
        m1 = 8.5 + 5 log d + 15.0 log r  [0, ]  (1997 Sept.29 -             )

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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.