81P/Wild 2 (1997)

Japanese version
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Updated on September 29, 2004

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* Profile

* Pictures

* Orbital Elements

   The following improved orbital elements by Kenji Muraoka, 
  are from 760 observations 1978 to 1997, including 9 Planets, 
  Moon and 5 minor planets perturbations and non-gravitational 
  effect of style II.  The mean residual is +/- 0.80 arc seconds.

      Epoch  =  1997 Apr. 22.0  TT       JDT = 2450560.5
          T  =  1997 May   6.62722       +/- 0.00017 (m.e.) TT
       Peri. =   41.76780                +/- 0.00013
       Node  =  136.15645                +/- 0.00010   (2000.0)
       Incl. =    3.24261                +/- 0.00001
          q  =    1.5826222              +/- 0.0000006 AU
          e  =    0.5402209              +/- 0.0000002
          a  =    3.4421362              +/- 0.0000006 AU
          n  =    0.15433414             +/- 0.00000004
          P  =    6.386                  +/- 0.0000017  years
         A1  =   +0.113                  +/- 0.006
         A2  =   +0.02089                +/- 0.00023

* Finding Charts

* 1996 Jan. 8 - 1997 June 11
* 1997 June 11 - 1998 Apr. 27

* Magnitudes Graph

        m1 = 5.3 + 5 log d + 21.6 log r(t + 20)  [  ,95]  (             - 1997 Aug.  9)
        m1 = 8.2 + 5 log d + 12.5 log r          [95,  ]  (1997 Aug.  9 -             )

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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.