2020-12-18 00:26:30UT (2020-12-18 09:26:30JST)  Solar Science Observatory NAOJ

P= +8.63, B0=-1.32, L0=104.26, radius=976.0"
obs radius= 977.2 (pixel), p_thresh=-0.090, u_thresh=-0.320

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------------
                                       10^-6 disk 10^-6 hemis. -10^-6 B_t Group
      No. p/u    position       cos(t)    ap_area    co_area    darkness    id
     --------------------------------------------------------------------------
       1: p    S15.46 E21.67,   0.902,      5.00,      2.77,       0.72     1
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North        0.00     0.00      0.00
 
     South        5.00     2.77      0.72
 
     Whole        5.00     2.77      0.72
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: S15.46 E21.67,  82.59,       1,       1, 0.902,    5.00,    2.77
     ---------------------------------------------------------------------


     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------

     North      0           0           0

     South      1           1          11

     Whole      1           1          11

     ------------------------------------------

     Center     1           1          11


dark:pcg20201218_092014_00 flat:pcg20201218_092122_01