2017-09-18 01:09:56UT (2017-09-18 10:09:56JST)  Solar Science Observatory NAOJ

P=+24.55, B0=+7.15, L0=289.70, radius=955.7"
obs radius= 955.8 (pixel), p_thresh=-0.085, u_thresh=-0.305

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    N08.15 W24.89,   0.909,      1.05,      0.58,       0.11
       2: pu   N08.31 W26.39,   0.898,    193.72,    107.92,      52.01
       3: p    N08.31 W24.82,   0.909,      1.39,      0.77,       0.14
       4: u  2 N08.33 W26.37,   0.898,     51.92,     28.92,      24.74
     --------------------------------------------------------------------


dark:pcg20170918_100530_00 flat:pcg20170918_100625_01