2021-04-06 05:20:46UT (2021-04-06 14:20:46JST)  Solar Science Observatory NAOJ

P=-26.26, B0=-6.24, L0=105.64, radius=959.7"
obs radius= 960.9 (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    N19.56 W54.86,   0.503,      3.45,      3.43,       0.32
     --------------------------------------------------------------------


dark:pcg20210403_083319_00 flat:pcg20210403_083424_01