2025-12-13 01:24:23UT (2025-12-13 10:24:23JST)  Solar Science Observatory NAOJ

P=+10.98, B0=-0.65, L0=188.62, radius=974.3"
obs radius= 969.0 (pixel), p_thresh=-0.075, u_thresh=-0.275

     ***** 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    S24.76 W02.06,   0.912,      4.41,      2.42,       0.49     3
       2: pu   S25.03 W10.76,   0.895,    230.17,    128.59,      56.15     3
       3: p    S24.58 W09.00,   0.903,     34.91,     19.34,       6.09     3
       4: p    S17.43 E04.99,   0.954,     19.66,     10.31,       3.23     5
       5: p    S17.18 E04.01,   0.956,      2.03,      1.06,       0.21     5
       6: p    S13.75 W04.73,   0.971,     44.41,     22.87,       8.02     4
       7: p    S13.70 W05.60,   0.970,      5.76,      2.97,       0.69     4
       8: p    S13.51 W08.30,   0.965,     21.36,     11.07,       3.12     4
       9: p    S12.37 W06.88,   0.972,     12.20,      6.28,       1.64     4
      10: p    S11.86 W07.60,   0.972,      2.37,      1.22,       0.23     4
      11: p    S11.74 W08.16,   0.971,     22.03,     11.34,       3.31     4
      12: p    S10.65 W08.30,   0.975,      8.81,      4.52,       1.10     4
      13: p    S16.41 W78.07,   0.202,     19.66,     48.77,       1.20     1
      14: p    N07.08 E55.90,   0.555,      8.47,      7.64,       0.82     6
      15: pu   N25.85 W64.86,   0.377,     58.30,     77.25,       7.45     2
      16: p    N25.58 W65.92,   0.363,      1.69,      2.33,       0.11     2
      17: u  2 S24.98 W10.76,   0.895,     64.41,     35.97,      26.21     3
      18: u 15 N25.76 W64.71,   0.380,      8.14,     10.71,       2.01     2
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-6 B_t
     Region     ap_area  co_area  darkness 
 
     North       68.47    87.22      8.38
 
     South      427.79   270.75     85.46
 
     Whole      496.26   357.98     93.83
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: S16.41 W78.07, 266.69,       1,       0, 0.202,   19.66,   48.77
       2: N25.76 W65.13, 253.75,       3,       0, 0.374,   60.00,   79.59
       3: S24.86 W08.13, 196.75,       4,       1, 0.903,  269.49,  150.34
       4: S12.45 W06.71, 195.33,       7,       1, 0.972,  116.95,   60.27
       5: S17.34 E04.63, 184.00,       2,       1, 0.955,   21.69,   11.37
       6: N07.08 E55.90, 132.72,       1,       0, 0.555,    8.47,    7.64
     ---------------------------------------------------------------------


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

     North      2           4          24

     South      4          14          54

     Whole      6          18          78

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

     Center     3          13          43


dark:pcg20251213_101836_00 flat:pcg20251213_102039_01