2021-10-20 00:01:35UT (2021-10-20 09:01:35JST)  Solar Science Observatory NAOJ

P=+25.90, B0=+5.49, L0= 24.66, radius=964.4"
obs radius= 963.9 (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: pu   S19.25 E50.87,   0.562,    149.03,    132.71,      38.05
       2: u  1 S19.26 E50.85,   0.562,     47.62,     42.38,      21.67
     --------------------------------------------------------------------


dark:pcg20211020_090210_00 flat:pcg20211020_085455_01