2021-09-15 06:24:27UT (2021-09-15 15:24:27JST)  Solar Science Observatory NAOJ

P=+24.10, B0=+7.20, L0=122.99, radius=955.0"
obs radius= 955.2 (pixel), p_thresh=-0.115, u_thresh=-0.395

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S18.57 W76.04,   0.187,      9.42,     25.19,       0.81
       2: p    S17.94 W76.09,   0.188,      2.09,      5.56,       0.15
     --------------------------------------------------------------------


dark:pcg20210915_091702_00 flat:pcg20210915_091807_01