2019-05-13 01:38:51UT (2019-05-13 10:38:51JST)  Solar Science Observatory NAOJ

P=-21.56, B0=-2.94, L0=267.19, radius=950.6"
obs radius= 952.2 (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   N08.31 W40.74,   0.741,     25.63,     17.29,       5.85
       2: pu   N05.47 W03.37,   0.988,    490.48,    248.34,     178.23
       3: u  1 N08.24 W40.73,   0.742,      3.16,      2.13,       1.30
       4: u  2 N05.46 W03.47,   0.987,    135.87,     68.80,      89.10
     --------------------------------------------------------------------


dark:pcg20190513_114344_00 flat:pcg20190513_114437_01