2017-09-19 06:38:09UT (2017-09-19 15:38:09JST)  Solar Science Observatory NAOJ

P=+24.73, B0=+7.13, L0=273.49, radius=956.0"
obs radius= 956.6 (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   N08.22 W42.98,   0.736,    149.59,    101.59,      33.98
       2: u  1 N08.20 W42.92,   0.737,     31.66,     21.48,      13.98
     --------------------------------------------------------------------


dark:pcg20170918_100530_00 flat:pcg20170918_100625_01