2019-04-12 07:33:20UT (2019-04-12 16:33:20JST)  Solar Science Observatory NAOJ

P=-26.17, B0=-5.85, L0=313.55, radius=958.2"
obs radius= 957.3 (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: pu   N05.44 E15.20,   0.946,    898.25,    474.76,     319.90
       2: p    N04.43 E19.08,   0.929,     17.02,      9.16,       2.12
       3: u  1 N05.38 E15.21,   0.946,    326.51,    172.55,     193.22
     --------------------------------------------------------------------


dark:pcg20190411_094245_00 flat:pcg20190411_094338_01