2020-12-12 01:40:49UT (2020-12-12 10:40:49JST)  Solar Science Observatory NAOJ

P=+11.33, B0=-0.56, L0=182.63, radius=975.4"
obs radius= 976.1 (pixel), p_thresh=-0.090, u_thresh=-0.320

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S22.58 W69.13,   0.333,     19.38,     29.13,       2.31
     --------------------------------------------------------------------


dark:pcg20201212_103822_00 flat:pcg20201212_103922_01