2020-08-18 00:27:37UT (2020-08-18 09:27:37JST)  Solar Science Observatory NAOJ

P=+17.12, B0=+6.79, L0=273.68, radius=948.8"
obs radius= 949.9 (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: pu   N18.22 W22.45,   0.909,     22.93,     12.62,       6.32     1
       2: u  1 N18.24 W22.45,   0.909,      6.35,      3.49,       2.70     1
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North       22.93    12.62      6.32
 
     South        0.00     0.00      0.00
 
     Whole       22.93    12.62      6.32
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: N18.23 W22.45, 296.13,       2,       1, 0.909,   22.93,   12.62
     ---------------------------------------------------------------------


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

     North      1           2          12

     South      0           0           0

     Whole      1           2          12

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

     Center     1           2          12


dark:pcg20200818_092018_00 flat:pcg20200818_092316_01