2025-08-17 06:19:11UT (2025-08-17 15:19:11JST)  Solar Science Observatory NAOJ

P=+16.80, B0=+6.75, L0=302.71, radius=947.5"
obs radius= 941.1 (pixel), p_thresh=-0.105, u_thresh=-0.365

     ***** 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    S12.11 W13.66,   0.919,      4.31,      2.35,       0.78     4
       2: p    S05.47 E04.09,   0.975,     23.00,     11.80,       5.39     5
       3: p    S05.11 E04.55,   0.976,      3.59,      1.84,       0.64     5
       4: pu   S04.56 E04.17,   0.978,     46.36,     23.70,      12.87     5
       5: p    S04.75 E01.30,   0.980,     26.60,     13.57,       6.00     5
       6: p    S03.77 E01.81,   0.983,      4.31,      2.19,       0.86     5
       7: p    S02.28 W02.44,   0.987,      1.44,      0.73,       0.24     5
       8: p    S01.45 W03.82,   0.988,      9.34,      4.73,       2.08     5
       9: p    N07.39 E26.40,   0.897,     24.08,     13.42,       5.43     6
      10: p    N04.52 W47.95,   0.672,      3.23,      2.41,       0.43     3
      11: pu   N06.43 W61.10,   0.490,     42.41,     43.27,       6.61     2
      12: pu   N07.00 W67.46,   0.392,     34.14,     43.53,       5.14     2
      13: p    N06.96 W65.29,   0.426,      2.16,      2.53,       0.21     2
      14: p    N07.23 W64.94,   0.432,      1.08,      1.25,       0.11     2
      15: pu   N19.43 W67.24,   0.401,     23.72,     29.55,       3.96     1
      16: u  4 S04.67 E04.18,   0.978,      4.67,      2.39,       2.26     5
      17: u 11 N06.49 W61.13,   0.490,      3.59,      3.67,       1.17     2
      18: u 12 N07.14 W67.44,   0.393,      2.88,      3.66,       0.78     2
      19: u 15 N19.42 W67.27,   0.401,      4.31,      5.38,       1.18     1
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-6 B_t
     Region     ap_area  co_area  darkness 
 
     North      130.82   135.96     21.89
 
     South      118.96    60.92     28.87
 
     Whole      249.79   196.87     50.76
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: N19.43 W67.26,   9.96,       2,       0, 0.401,   23.72,   29.55
       2: N06.81 W64.34,   7.05,       6,       0, 0.441,   79.79,   90.58
       3: N04.52 W47.95, 350.65,       1,       0, 0.672,    3.23,    2.41
       4: S12.11 W13.66, 316.36,       1,       1, 0.919,    4.31,    2.35
       5: S03.88 E01.32, 301.39,       8,       1, 0.983,  114.65,   58.57
       6: N07.39 E26.40, 276.31,       1,       1, 0.897,   24.08,   13.42
     ---------------------------------------------------------------------


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

     North      4          10          50

     South      2           9          29

     Whole      6          19          79

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

     Center     3          10          40


dark:pcg20250817_092029_00 flat:pcg20250817_091528_01