2015-12-31 06:02:45UT (2015-12-31 15:02:45JST)  Solar Observatory NAOJ

P= +2.69, B0=-2.85, L0=284.12, radius=976.6"
obs radius= 977.1 (pixel), p_thresh=-0.095, u_thresh=-0.335

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S21.79 W40.65,   0.722,      4.00,      2.77,       0.46
       2: pu   S20.20 W53.67,   0.572,    290.08,    253.35,      68.81
       3: p    S19.16 W50.72,   0.614,     18.00,     14.67,       2.31
       4: u  2 S20.35 W54.32,   0.563,     44.01,     39.06,      20.85
       5: u  2 S20.26 W52.57,   0.587,     19.67,     16.76,       8.16
       6: u  2 S19.46 W52.18,   0.594,      5.00,      4.21,       1.88
     --------------------------------------------------------------------


dark:pcg20151231_114639_00 flat:pcg20151231_114920_01