2020-03-09 02:27:34UT (2020-03-09 11:27:34JST)  Solar Science Observatory NAOJ

P=-23.42, B0=-7.24, L0=253.99, radius=967.2"
obs radius= 967.4 (pixel), p_thresh=-0.085, u_thresh=-0.305

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S30.54 E23.99,   0.845,     28.91,     17.11,       5.43
     --------------------------------------------------------------------


dark:pcg20200309_133257_00 flat:pcg20200309_133547_01