2020-12-13 00:06:29UT (2020-12-13 09:06:29JST)  Solar Science Observatory NAOJ

P=+10.91, B0=-0.68, L0=170.32, radius=975.5"
obs radius= 976.9 (pixel), p_thresh=-0.095, u_thresh=-0.335

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S21.68 E66.27,   0.378,     10.01,     13.22,       1.09
     --------------------------------------------------------------------


dark:pcg20201211_090918_00 flat:pcg20201211_091019_01