2021-07-29 02:43:02UT (2021-07-29 11:43:02JST)  Solar Science Observatory NAOJ

P= +9.71, B0=+5.56, L0= 39.33, radius=945.9"
obs radius= 946.7 (pixel), p_thresh=-0.110, u_thresh=-0.380

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S19.44 W12.18,   0.885,      1.42,      0.80,       0.24
     --------------------------------------------------------------------


dark:pcg20210728_122418_00 flat:pcg20210728_122520_01