2025-08-19 04:23:33UT (2025-08-19 13:23:33JST)  Solar Science Observatory NAOJ

P=+17.42, B0=+6.83, L0=277.33, radius=947.8"
obs radius= 942.7 (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: pu   S18.10 E19.98,   0.850,     35.82,     21.07,       8.26
       2: p    S18.62 E18.01,   0.857,      2.15,      1.25,       0.27
       3: pu   S18.00 E17.55,   0.864,     83.81,     48.53,      26.81
       4: pu   S08.80 E68.50,   0.342,     50.14,     73.42,       8.66
       5: p    N07.09 E57.29,   0.547,      2.51,      2.29,       0.37
       6: p    S00.57 W30.95,   0.850,      1.79,      1.05,       0.24
       7: p    N07.49 W07.54,   0.991,      1.79,      0.90,       0.28
       8: u  1 S18.17 E19.94,   0.850,      2.51,      1.48,       1.04
       9: u  3 S18.00 E17.55,   0.864,     27.22,     15.76,      14.69
      10: u  4 S08.81 E68.48,   0.342,     12.18,     17.82,       4.05
     --------------------------------------------------------------------


dark:pcg20250819_132501_00 flat:pcg20250819_091906_01