2015-12-20 01:10:51UT (2015-12-20 10:10:51JST)  Solar Observatory NAOJ

P= +8.05, B0=-1.48, L0= 71.68, radius=976.1"
obs radius= 974.2 (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: pu   N12.65 W13.29,   0.944,   1025.55,    543.42,     387.28
       2: p    N13.47 W10.69,   0.949,     13.08,      6.89,       1.66
       3: p    N13.97 W10.85,   0.946,     11.74,      6.20,       1.55
       4: pu   N16.56 W02.26,   0.950,    139.18,     73.24,      34.64
       5: p    N17.49 W03.20,   0.944,      8.05,      4.26,       0.97
       6: p    N18.02 W29.44,   0.820,      1.68,      1.02,       0.16
       7: u  1 N12.64 W13.31,   0.944,    353.14,    187.13,     230.63
       8: u  4 N16.55 W02.23,   0.950,     32.53,     17.12,      13.86
     --------------------------------------------------------------------


dark:pcg20151220_101227_00 flat:pcg20151220_101442_01