2018-01-04 00:05:10UT (2018-01-04 09:05:10JST)  Solar Science Observatory NAOJ

P= +0.63, B0=-3.35, L0=306.40, radius=976.7"
obs radius= 976.0 (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: p    N17.91 W26.43,   0.833,      6.68,      4.01,       0.83
       2: p    N19.34 W25.06,   0.834,      7.35,      4.41,       1.13
     --------------------------------------------------------------------


dark:pcg20180104_090156_00 flat:pcg20180104_090249_01