2015-12-04 01:05:42UT (2015-12-04 10:05:42JST)  Solar Observatory NAOJ

P=+15.04, B0=+0.56, L0=282.55, radius=974.3"
obs radius= 973.3 (pixel), p_thresh=-0.075, u_thresh=-0.275

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S08.80 E74.23,   0.267,     49.73,     93.10,       4.81
       2: p    N09.80 E68.82,   0.358,     51.41,     71.87,       5.90
     --------------------------------------------------------------------


dark:pcg20151204_095952_00 flat:pcg20151204_100243_01