149P/Mueller 4 (2001)

Japanese version
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Updated on September 29, 2004

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* Profile

Designation 149P/2000 Y10
Recovery Date December 22, 2000
Magnitude 20.5 mag
Discoverer T. Oribe (Saji Observatory)

* Orbital Elements

   The following improved orbital elements by Kenji Muraoka, are 
  from 57 observations 1992 Apr. 9 to 2001 Mar. 25, perturbations  
  by 9 Plantes, Moon and 5 minor planets were taken into account. 
   The mean residual is +/- 0.78 arc seconds.

      Epoch  =  2001 Feb. 20.0  TT       JDT = 2451960.5
          T  =  2001 Feb.  7.82229       +/- 0.01064 (m.e.) TT
       Peri. =   43.59960                +/- 0.00297
       Node  =  145.36886                +/- 0.00027   (2000.0)
       Incl. =   29.74897                +/- 0.00012
          q  =    2.6466976              +/- 0.0000106 AU
          e  =    0.3885979              +/- 0.0000025
          a  =    4.3288983              +/- 0.0000057 AU
          n  =    0.10943040             +/- 0.00000022
          P  =    9.007                  +/- 0.0000177  years

* Finding Charts

* Magnitudes Graph

        m1 = -2.3 + 5 log d + 44 log r(t - 150)

        * Gray curve is:  m1 = 14.0 + 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.