2017-08-09 00:00:05UT (2017-08-09 09:00:05JST)  Solar Science Observatory NAOJ

P=+13.91, B0=+6.31, L0= 98.79, radius=947.3"
obs radius= 946.0 (pixel), p_thresh=-0.105, u_thresh=-0.365

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   S06.53 W18.84,   0.922,    339.31,    183.99,     113.13
       2: p    S01.68 W22.59,   0.914,      2.13,      1.17,       0.37
       3: u  1 S06.55 W18.83,   0.922,     76.47,     41.47,      50.28
     --------------------------------------------------------------------


dark:pcg20170809_103337_00 flat:pcg20170809_103432_01