2019-01-28 03:16:24UT (2019-01-28 12:16:24JST)  Solar Science Observatory NAOJ

P=-10.42, B0=-5.70, L0=211.08, radius=974.1"
obs radius= 977.5 (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   N05.52 W54.70,   0.563,     98.61,     87.60,      16.32
       2: p    N05.15 W46.62,   0.672,     24.98,     18.60,       3.71
       3: p    N05.53 W45.51,   0.685,     14.32,     10.46,       1.67
       4: u  1 N05.57 W54.62,   0.564,     13.33,     11.82,       4.33
     --------------------------------------------------------------------


dark:pcg20190127_090113_00 flat:pcg20190127_090206_01