2017-02-15 00:03:15UT (2017-02-15 09:03:15JST)  Solar Observatory NAOJ

P=-17.44, B0=-6.83, L0=250.96, radius=972.3"
obs radius= 970.2 (pixel), p_thresh=-0.100, u_thresh=-0.350

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   N13.09 W51.57,   0.574,     31.11,     27.09,       5.84
       2: u  1 N13.05 W51.65,   0.573,      6.42,      5.60,       2.05
     --------------------------------------------------------------------


dark:pcg20170215_085810_00 flat:pcg20170215_085903_01