2025-08-19 04:23:33UT (2025-08-19 13:23:33JST)  Solar Science Observatory NAOJ

P=+17.42, B0=+6.83, L0=277.33, radius=947.8"
obs radius= 942.7 (pixel), p_thresh=-0.100, u_thresh=-0.350

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t Group
      No. p/u    position       cos(t)    ap_area    co_area    darkness    id
     --------------------------------------------------------------------------
       1: pu   S18.10 E19.98,   0.850,     35.82,     21.07,       8.26     3
       2: p    S18.62 E18.01,   0.857,      2.15,      1.25,       0.27     3
       3: pu   S18.00 E17.55,   0.864,     83.81,     48.53,      26.81     3
       4: pu   S08.80 E68.50,   0.342,     50.14,     73.42,       8.66     5
       5: p    N07.09 E57.29,   0.547,      2.51,      2.29,       0.37     4
       6: p    S00.57 W30.95,   0.850,      1.79,      1.05,       0.24     1
       7: p    N07.49 W07.54,   0.991,      1.79,      0.90,       0.28     2
       8: u  1 S18.17 E19.94,   0.850,      2.51,      1.48,       1.04     3
       9: u  3 S18.00 E17.55,   0.864,     27.22,     15.76,      14.69     3
      10: u  4 S08.81 E68.48,   0.342,     12.18,     17.82,       4.05     5
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-6 B_t
     Region     ap_area  co_area  darkness 
 
     North        4.30     3.19      0.65
 
     South      173.71   145.32     44.23
 
     Whole      178.01   148.51     44.88
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: S00.57 W30.95, 308.29,       1,       0, 0.850,    1.79,    1.05
       2: N07.49 W07.54, 284.88,       1,       1, 0.991,    1.79,    0.90
       3: S18.20 E18.56, 258.77,       5,       0, 0.857,  121.78,   70.85
       4: N07.09 E57.29, 220.05,       1,       0, 0.547,    2.51,    2.29
       5: S08.81 E68.49, 208.84,       2,       0, 0.342,   50.14,   73.42
     ---------------------------------------------------------------------


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

     North      2           2          22

     South      3           8          38

     Whole      5          10          60

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

     Center     1           1          11


dark:pcg20250819_132501_00 flat:pcg20250819_091906_01