symaski62

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  1. JPL/HORIZONS                PANSTARRS (C/2017 K2)          2020-Sep-10 01:12:34
    Rec #:90004318 (+COV) Soln.date: 2020-Sep-02_22:13:59   # obs: 3277 (2013-2020)
     
    IAU76/J2000 helio. ecliptic osc. elements (au, days, deg., period=Julian yrs):
     
      EPOCH=  2458626.5 ! 2019-May-23.0000000 (TDB)    RMSW= n.a.
       EC= 1.00036668185704    QR= 1.80336386311596    TP= 2459933.9075867254
       OM= 88.2703559960372    W= 236.1075587592327    IN= 87.54144075815482
       A= -4918.061334349277   MA= -.003736148792707402ADIST= 9.999999E99
       PER= 9.999999E99        N= 2.858E-6             ANGMOM= .032672166
       DAN= 8.15856            DDN= 2.31564            L= 271.9240396
       B= -56.0291357          MOID= 1.09636998        TP= 2022-Dec-20.4075867254
     
    Comet physical (GM= km^3/s^2; RAD= km):
       GM= n.a.                RAD= n.a.
       M1=  6.3      M2=  n.a.     k1=  5.75   k2= n.a.     PHCOF= n.a.
     
    COMET comments 
    1: soln ref.= JPL#48, data arc: 2013-05-12 to 2020-08-31
    2: k1=5.75;

     

    mise à jour  

     

    m1 = 1.0 + 5 log d + 10.0 log r   (bleu)  =>  total

     

    m1 = 6.3 + 5 log d + 5.75 log r  (rouge) => noyau 

     

    image.png.856d7d2a732a3878ad303447e61663a1.png

     

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