2025-02-10 00:04:21UT (2025-02-10 09:04:21JST)  Solar Science Observatory NAOJ

P=-15.71, B0=-6.59, L0=269.94, radius=972.1"
obs radius= 965.6 (pixel), p_thresh=-0.075, u_thresh=-0.275

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S18.42 W38.33,   0.776,     44.38,     28.61,       7.48
       2: p    S18.99 W34.06,   0.816,      8.19,      5.02,       1.04
       3: pu   N07.17 W75.94,   0.225,    229.74,    510.43,      34.70
       4: p    N05.72 W67.53,   0.366,     12.29,     16.77,       1.06
       5: pu   N07.86 W63.76,   0.419,    162.83,    194.14,      27.17
       6: pu   S09.41 E25.83,   0.901,     23.55,     13.07,       4.80
       7: pu   S09.75 E81.64,   0.162,    148.50,    459.02,      13.44
       8: pu   N05.26 W07.66,   0.970,    115.38,     59.49,      25.69
       9: p    N06.59 W08.12,   0.964,      8.88,      4.60,       1.00
      10: p    N07.05 W07.83,   0.963,      1.02,      0.53,       0.10
      11: p    N06.76 W06.07,   0.967,     14.34,      7.41,       1.76
      12: pu   N05.94 E17.08,   0.933,    444.81,    238.48,     132.78
      13: pu   N18.56 E64.98,   0.362,    214.38,    296.36,      47.57
      14: u  3 N07.28 W76.13,   0.222,     60.76,    137.04,      16.78
      15: u  5 N07.69 W63.77,   0.420,     40.96,     48.79,      11.95
      16: u  6 S09.41 E25.81,   0.901,      2.05,      1.14,       0.70
      17: u  7 S09.93 E81.70,   0.161,     17.75,     55.10,       3.31
      18: u  8 N05.30 W07.64,   0.970,     21.17,     10.91,       8.43
      19: u 12 N05.91 E16.88,   0.934,    123.24,     65.99,      65.49
      20: u 12 N06.11 E17.97,   0.927,     12.63,      6.81,       4.88
      21: u 13 N18.51 E64.98,   0.362,     89.44,    123.55,      31.62
      22: u 13 N19.41 E64.75,   0.361,      1.02,      1.42,       0.21
     --------------------------------------------------------------------


dark:pcg20250210_085642_00 flat:pcg20250210_085845_01