2018-04-19 00:09:46UT (2018-04-19 09:09:46JST)  Solar Science Observatory NAOJ

P=-25.73, B0=-5.31, L0=  2.74, radius=956.3"
obs radius= 958.2 (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: p    S15.02 W01.80,   0.985,      2.08,      1.06,       0.45
       2: p    S14.81 E00.68,   0.986,      4.85,      2.46,       1.18
       3: p    N09.26 W32.77,   0.811,      1.39,      0.85,       0.21
     --------------------------------------------------------------------


dark:pcg20180419_091308_00 flat:pcg20180419_091403_01