2017-02-24 04:17:46UT (2017-02-24 13:17:46JST)  Solar Observatory NAOJ

P=-20.27, B0=-7.13, L0=130.11, radius=970.4"
obs radius= 969.5 (pixel), p_thresh=-0.060, u_thresh=-0.230

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   N16.63 E23.04,   0.839,    302.74,    180.34,      79.51
       2: p    N19.28 E20.51,   0.836,      2.71,      1.62,       0.20
       3: p    N19.49 E20.82,   0.833,      4.74,      2.85,       0.40
       4: u  1 N16.64 E22.98,   0.840,    111.07,     66.14,      48.95
     --------------------------------------------------------------------


dark:pcg20170224_131407_00 flat:pcg20170224_131500_01