2019-04-07 07:46:49UT (2019-04-07 16:46:49JST)  Solar Science Observatory NAOJ

P=-26.26, B0=-6.20, L0= 19.42, radius=959.5"
obs radius= 960.6 (pixel), p_thresh=-0.100, u_thresh=-0.350

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    N05.43 E81.49,   0.136,     68.64,    251.91,       9.37
     --------------------------------------------------------------------


dark:pcg20190407_094659_00 flat:pcg20190407_094752_01