2020-12-16 00:00:08UT (2020-12-16 09:00:08JST)  Solar Science Observatory NAOJ

P= +9.56, B0=-1.06, L0=130.85, radius=975.8"
obs radius= 975.6 (pixel), p_thresh=-0.105, u_thresh=-0.365

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S15.06 E51.92,   0.600,      7.02,      5.85,       1.04
       2: pu   S15.13 E48.86,   0.640,     49.49,     38.68,       8.80
       3: u  2 S15.10 E48.67,   0.642,      1.34,      1.04,       0.44
     --------------------------------------------------------------------


dark:pcg20201216_092356_00 flat:pcg20201216_092459_01