2025-05-21 01:24:01UT (2025-05-21 10:24:01JST)  Solar Science Observatory NAOJ

P=-19.12, B0=-1.97, L0= 29.77, radius=947.8"
obs radius= 943.2 (pixel), p_thresh=-0.080, u_thresh=-0.290

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S06.39 W42.44,   0.737,      1.07,      0.73,       0.09
       2: p    S05.50 W42.46,   0.737,     18.25,     12.38,       2.58
       3: p    S04.98 W44.24,   0.716,      2.50,      1.75,       0.30
       4: pu   S12.53 E09.92,   0.968,    133.81,     69.08,      35.50
       5: pu   S13.84 E52.30,   0.602,    168.87,    140.33,      34.92
       6: pu   N13.64 W31.13,   0.823,    499.46,    303.36,     144.63
       7: pu   S06.42 E61.73,   0.474,     51.16,     53.94,       7.96
       8: p    N17.52 W21.90,   0.874,     27.55,     15.76,       4.22
       9: p    S06.59 E65.56,   0.415,      2.15,      2.59,       0.14
      10: p    N17.71 W21.17,   0.877,      2.15,      1.22,       0.28
      11: p    S06.55 E68.92,   0.361,      6.44,      8.92,       0.57
      12: p    N15.30 W01.21,   0.955,      1.43,      0.75,       0.16
      13: p    N15.60 W01.78,   0.953,      2.86,      1.50,       0.35
      14: p    N16.63 E01.21,   0.948,      3.58,      1.89,       0.46
      15: p    N19.13 E04.57,   0.930,      1.79,      0.96,       0.18
      16: p    N19.81 E62.27,   0.426,      5.37,      6.30,       0.48
      17: p    N20.84 E62.48,   0.419,      1.07,      1.28,       0.07
      18: u  4 S12.48 E09.94,   0.969,     40.79,     21.06,      17.46
      19: u  5 S13.88 E52.24,   0.602,     44.36,     36.83,      16.87
      20: u  6 N13.64 W31.16,   0.823,    137.39,     83.47,      74.19
      21: u  7 S06.44 E61.66,   0.475,     11.45,     12.04,       3.15
     --------------------------------------------------------------------


dark:pcg20250521_091809_00 flat:pcg20250521_092013_01