2018-04-20 00:19:25UT (2018-04-20 09:19:25JST)  Solar Science Observatory NAOJ

P=-25.64, B0=-5.22, L0=349.45, radius=956.1"
obs radius= 956.7 (pixel), p_thresh=-0.090, u_thresh=-0.320

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    N02.18 E73.93,   0.272,      1.74,      3.20,       0.14
       2: p    N03.25 E68.59,   0.358,     16.00,     22.36,       1.87
       3: p    N03.36 E69.63,   0.341,      4.52,      6.63,       0.35
     --------------------------------------------------------------------


dark:pcg20180420_091459_00 flat:pcg20180420_091554_01