2026-04-18 05:10:28UT (2026-04-18 14:10:28JST)  Solar Science Observatory NAOJ

P=-25.79, B0=-5.38, L0=326.34, radius=955.4"
obs radius= 944.9 (pixel), p_thresh=-0.075, u_thresh=-0.275

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                       10^-6 disk 10^-6 hemis. -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   S18.39 W48.47,   0.656,    156.52,    119.30,      37.65
       2: pu   N20.35 W79.86,   0.132,     67.74,    257.07,       4.18
       3: pu   N13.83 E08.77,   0.933,    733.06,    392.84,     206.44
       4: p    N13.82 E13.64,   0.917,      1.07,      0.58,       0.11
       5: pu   N14.27 E16.33,   0.903,    392.91,    217.58,      98.49
       6: p    N12.85 E17.29,   0.906,      7.13,      3.94,       0.75
       7: u  1 S18.37 W48.45,   0.656,     47.06,     35.86,      20.38
       8: u  2 N19.96 W79.52,   0.138,      1.07,      3.87,       0.14
       9: u  3 N13.92 E08.51,   0.933,    176.49,     94.56,      93.71
      10: u  3 N12.88 E10.90,   0.932,      6.42,      3.44,       2.39
      11: u  3 N13.66 E09.65,   0.932,      4.28,      2.30,       1.43
      12: u  5 N14.39 E16.04,   0.904,     80.22,     44.39,      37.57
      13: u  5 N13.76 E17.22,   0.901,     22.11,     12.26,       8.82
     --------------------------------------------------------------------


dark:pcg20260418_140456_00 flat:pcg20260418_140659_01