2020-01-20 00:02:24UT (2020-01-20 09:02:24JST)  Solar Science Observatory NAOJ

P= -6.72, B0=-4.97, L0=180.60, radius=976.0"
obs radius= 975.1 (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    N16.65 E24.21,   0.846,      1.34,      0.79,       0.14
     --------------------------------------------------------------------


dark:pcg20200120_085521_00 flat:pcg20200120_085813_01