2023-12-28 00:35:06UT (2023-12-28 09:35:06JST)  Solar Science Observatory NAOJ

P= +4.23, B0=-2.47, L0=279.77, radius=975.4"
obs radius= 969.0 (pixel), p_thresh=-0.085, u_thresh=-0.305

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   S22.16 W58.36,   0.502,     80.01,     79.77,      12.78
       2: pu   S19.89 W22.59,   0.882,    420.40,    238.32,     150.70
       3: p    S20.59 W28.74,   0.835,     24.75,     14.82,       4.63
       4: p    S13.25 E61.04,   0.481,     25.77,     26.80,       2.73
       5: p    S13.43 E58.32,   0.520,     15.26,     14.66,       1.69
       6: pu   S19.54 W70.60,   0.327,    203.08,    310.44,      37.04
       7: p    S13.28 E54.95,   0.568,     20.00,     17.60,       2.37
       8: p    S12.71 E58.00,   0.526,      7.80,      7.41,       0.78
       9: p    N06.56 W45.95,   0.685,      5.42,      3.96,       0.79
      10: pu   N06.85 W49.34,   0.641,     79.33,     61.87,      15.83
      11: pu   N07.40 W46.77,   0.673,     21.02,     15.62,       4.56
      12: p    N07.62 W44.38,   0.702,      3.05,      2.17,       0.39
      13: p    N14.19 W26.51,   0.856,     41.36,     24.16,       6.42
      14: p    N14.12 W28.32,   0.842,      7.80,      4.63,       0.97
      15: p    N15.01 W23.90,   0.871,     16.27,      9.34,       2.99
      16: p    N14.83 W28.95,   0.834,      1.36,      0.81,       0.15
      17: p    N15.66 W22.37,   0.878,      2.71,      1.54,       0.36
      18: u  1 S21.97 W58.38,   0.502,      8.81,      8.78,       2.51
      19: u  2 S19.85 W22.62,   0.882,    148.16,     83.99,      90.77
      20: u  6 S19.51 W70.64,   0.327,     58.31,     89.29,      18.64
      21: u 10 N06.94 W49.43,   0.640,     15.93,     12.45,       5.91
      22: u 11 N07.40 W46.77,   0.673,      4.41,      3.27,       1.51
     --------------------------------------------------------------------


dark:pcg20231228_093634_00 flat:pcg20231228_093053_01