2016-01-31 00:12:46UT (2016-01-31 09:12:46JST)  Solar Observatory NAOJ

P=-11.51, B0=-5.90, L0=239.11, radius=974.9"
obs radius= 973.9 (pixel), p_thresh=-0.070, u_thresh=-0.260

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S20.74 W02.14,   0.966,      9.40,      4.86,       1.13
       2: pu   N10.35 W17.50,   0.915,    663.80,    362.83,     205.18
       3: u  2 N10.34 W17.54,   0.915,    221.49,    121.09,     119.89
     --------------------------------------------------------------------


dark:pcg20160128_120309_00 flat:pcg20160128_120514_01