2018-04-01 00:14:29UT (2018-04-01 09:14:29JST)  Solar Science Observatory NAOJ

P=-26.14, B0=-6.56, L0=240.29, radius=961.2"
obs radius= 961.6 (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: p    S09.08 E47.71,   0.678,      2.75,      2.03,       0.36
     --------------------------------------------------------------------


dark:pcg20180401_091803_00 flat:pcg20180401_091858_01