2021-03-16 01:36:19UT (2021-03-16 10:36:19JST)  Solar Science Observatory NAOJ

P=-24.60, B0=-7.15, L0= 24.65, radius=965.5"
obs radius= 965.3 (pixel), p_thresh=-0.075, u_thresh=-0.275

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    N17.70 E77.87,   0.161,     13.66,     42.50,       0.67
     --------------------------------------------------------------------


dark:pcg20210316_103353_00 flat:pcg20210316_103456_01