2021-04-22 02:21:30UT (2021-04-22 11:21:30JST)  Solar Science Observatory NAOJ

P=-25.39, B0=-5.02, L0=256.03, radius=955.5"
obs radius= 955.5 (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: pu   S27.58 W01.49,   0.923,     93.78,     50.79,      25.74
       2: p    S22.32 W11.61,   0.936,      2.09,      1.12,       0.39
       3: p    S22.66 W09.72,   0.940,      6.28,      3.34,       1.34
       4: p    S23.98 W06.27,   0.940,      4.18,      2.22,       1.13
       5: p    S22.20 W08.66,   0.945,      9.76,      5.17,       2.02
       6: pu   S22.91 W05.06,   0.948,     16.04,      8.46,       4.85
       7: pu   N19.55 W79.11,   0.148,     44.62,    150.74,       3.98
       8: p    N18.02 W71.83,   0.268,      1.39,      2.60,       0.10
       9: p    N19.68 W76.33,   0.192,      2.09,      5.44,       0.13
      10: pu   S16.91 E51.51,   0.619,     97.96,     79.17,      21.87
      11: u  1 S27.66 W01.54,   0.923,     14.29,      7.75,       7.04
      12: u  1 S27.24 W01.57,   0.925,      1.05,      0.57,       0.47
      13: u  6 S22.89 W05.11,   0.948,      1.74,      0.92,       0.82
      14: u  7 N19.61 W78.87,   0.152,      1.05,      3.45,       0.18
      15: u 10 S16.88 E51.46,   0.619,     21.61,     17.45,       9.64
     --------------------------------------------------------------------


dark:pcg20210422_111900_00 flat:pcg20210422_112005_01