2026-04-17 00:08:41UT (2026-04-17 09:08:41JST)  Solar Science Observatory NAOJ

P=-25.88, B0=-5.48, L0=342.31, radius=955.7"
obs radius= 944.7 (pixel), p_thresh=-0.065, u_thresh=-0.245

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------------
                                       10^-6 disk 10^-6 hemis. -10^-6 B_t Group
      No. p/u    position       cos(t)    ap_area    co_area    darkness    id
     --------------------------------------------------------------------------
       1: pu   S18.20 W32.20,   0.830,    168.72,    101.63,      42.53     2
       2: pu   N19.98 W65.49,   0.356,    150.88,    212.20,      22.87     1
       3: p    N18.82 W63.71,   0.387,      5.35,      6.92,       0.37     1
       4: p    N19.53 W63.17,   0.391,      8.20,     10.48,       0.58     1
       5: p    N20.07 W63.18,   0.389,      1.43,      1.83,       0.09     1
       6: pu   N13.27 E24.87,   0.857,    745.13,    434.68,     200.84     3
       7: pu   N14.07 E31.13,   0.803,    362.76,    225.78,      74.23     3
       8: p    N13.40 E33.61,   0.784,     19.97,     12.73,       2.02     3
       9: u  1 S18.20 W32.21,   0.830,     51.01,     30.73,      22.65     2
      10: u  2 N19.97 W65.48,   0.356,     38.17,     53.65,      10.37     1
      11: u  6 N13.35 E24.64,   0.858,    229.71,    133.82,     109.90     3
      12: u  6 N12.68 E26.73,   0.846,      2.50,      1.47,       0.72     3
      13: u  6 N12.92 E27.01,   0.843,      1.07,      0.63,       0.30     3
      14: u  7 N13.95 E30.48,   0.810,     49.58,     30.62,      17.06     3
      15: u  7 N14.00 E31.51,   0.800,     11.41,      7.13,       3.36     3
      16: u  7 N14.02 E32.48,   0.792,     19.26,     12.17,       5.77     3
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North     1293.72   904.62    300.99
 
     South      168.72   101.63     42.53
 
     Whole     1462.44  1006.25    343.52
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: N19.64 W64.65,  46.96,       5,       0, 0.369,  165.86,  231.43
       2: S18.20 W32.20,  14.51,       2,       0, 0.830,  168.72,  101.63
       3: N13.49 E28.56, 313.76,       9,       0, 0.828, 1127.86,  673.19
     ---------------------------------------------------------------------


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

     North      2          14          34

     South      1           2          12

     Whole      3          16          46

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

     Center     0           0           0


dark:pcg20260417_101010_00 flat:pcg20260417_090314_01