2019-04-20 01:11:59UT (2019-04-20 10:11:59JST)  Solar Science Observatory NAOJ

P=-25.65, B0=-5.24, L0=211.41, radius=956.1"
obs radius= 956.1 (pixel), p_thresh=-0.080, u_thresh=-0.290

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   N04.94 W51.96,   0.603,     27.16,     22.50,       4.87
       2: u  1 N04.92 W51.94,   0.604,      5.92,      4.90,       1.72
     --------------------------------------------------------------------


dark:pcg20190420_100719_00 flat:pcg20190420_100812_01