2020-07-31 04:42:58UT (2020-07-31 13:42:58JST)  Solar Science Observatory NAOJ

P=+10.65, B0=+5.74, L0=149.32, radius=946.1"
obs radius= 947.2 (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   S20.23 W48.48,   0.584,    135.53,    115.97,      30.16
       2: p    N24.85 E39.10,   0.743,     11.00,      7.40,       1.71
       3: u  1 S20.23 W48.45,   0.585,     34.42,     29.44,      14.13
     --------------------------------------------------------------------


dark:pcg20200731_133740_00 flat:pcg20200731_134031_01