2023-02-02 00:57:50UT (2023-02-02 09:57:50JST)  Solar Science Observatory NAOJ

P=-12.46, B0=-6.06, L0=303.06, radius=975.4"
obs radius= 977.2 (pixel), p_thresh=-0.070, u_thresh=-0.260

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t Group
      No. p/u    position       cos(t)    ap_area    co_area    darkness    id
     --------------------------------------------------------------------------
       1: p    S21.55 E15.88,   0.928,     35.67,     19.21,       4.58     2
       2: p    S21.92 E17.80,   0.918,      1.67,      0.91,       0.17     2
       3: p    S21.18 E17.80,   0.921,      1.67,      0.90,       0.16     2
       4: p    S21.15 E17.62,   0.922,      1.00,      0.54,       0.09     2
       5: p    S21.25 E18.72,   0.916,      3.67,      2.00,       0.38     2
       6: p    S20.93 E17.58,   0.923,      1.33,      0.72,       0.12     2
       7: p    S13.57 E46.99,   0.684,     18.33,     13.40,       2.62     3
       8: pu   S13.05 E45.84,   0.699,     58.33,     41.74,      11.22     3
       9: p    S13.24 E47.74,   0.675,      5.67,      4.20,       0.45     3
      10: p    S12.85 E48.88,   0.661,     64.67,     48.91,       9.00     3
      11: p    S12.72 E55.11,   0.578,      1.00,      0.86,       0.07     3
      12: pu   S12.01 E53.06,   0.606,     55.67,     45.90,       9.32     3
      13: p    N23.64 W47.51,   0.573,     12.33,     10.76,       1.41     1
      14: p    N24.33 W47.10,   0.573,     22.33,     19.48,       2.09     1
      15: p    N15.17 E52.15,   0.561,     23.00,     20.49,       2.97     4
      16: u  8 S13.08 E45.83,   0.699,     13.67,      9.78,       4.53     3
      17: u 12 S12.07 E53.12,   0.606,      8.67,      7.15,       2.48     3
     --------------------------------------------------------------------------
    * = False spots


     ***** Observed Group Parameters ***** 
     ---------------------------------------------
      No.   position    Carr.Lon.      f    center
     ---------------------------------------------
       1:  N24.01 W47.29, 350.36,       2,       0
       2:  S21.42 E17.15, 285.91,       6,       1
       3:  S12.78 E49.78, 253.28,       8,       0
       4:  N15.17 E52.15, 250.91,       1,       0
     ---------------------------------------------


     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------

     North      2           3          23

     South      2          14          34

     Whole      4          17          57

     ------------------------------------------

     Center     1           6          16


dark:pcg20230202_095912_00 flat:pcg20230201_085047_01