2021-11-18 04:58:13UT (2021-11-18 13:58:13JST)  Solar Science Observatory NAOJ

P=+20.42, B0=+2.47, L0=359.56, radius=971.5"
obs radius= 972.9 (pixel), p_thresh=-0.085, u_thresh=-0.305

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t Group
      No. p/u    position       cos(t)    ap_area    co_area    darkness    id
     --------------------------------------------------------------------------
       1: pu   S17.99 E29.31,   0.815,     60.54,     37.13,      12.99     1
       2: pu   N15.74 E42.64,   0.719,     47.42,     32.97,       9.35     2
       3: u  1 S17.98 E29.30,   0.815,     11.10,      6.81,       4.16     1
       4: u  2 N15.73 E42.67,   0.719,      9.08,      6.32,       3.45     2
     --------------------------------------------------------------------------
    * = False spots


     ***** Observed Group Parameters ***** 
     ---------------------------------------------
      No.   position    Carr.Lon.      f    center
     ---------------------------------------------
       1:  S17.98 E29.30, 330.25,       2,       0
       2:  N15.74 E42.65, 316.91,       2,       0
     ---------------------------------------------


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

     North      1           2          12

     South      1           2          12

     Whole      2           4          24

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

     Center     0           0           0


dark:pcg20211115_092543_00 flat:pcg20211115_095332_01