2026-03-21 00:39:14UT (2026-03-21 09:39:14JST)  Solar Science Observatory NAOJ

P=-25.24, B0=-7.03, L0=338.28, radius=963.1"
obs radius= 951.5 (pixel), p_thresh=-0.075, u_thresh=-0.275

     ***** 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   S17.55 W38.21,   0.780,    388.18,    248.68,     109.48     1
       2: p    S15.94 W36.55,   0.800,      8.44,      5.27,       0.99     1
       3: p    S14.30 E40.21,   0.765,      1.41,      0.92,       0.12     3
       4: p    S14.09 E40.03,   0.767,      2.11,      1.38,       0.20     3
       5: pu   N15.53 E39.27,   0.708,     54.50,     38.51,       9.57     2
       6: u  1 S17.56 W38.32,   0.779,    119.90,     76.93,      58.68     1
       7: u  5 N15.39 E39.23,   0.709,      7.74,      5.46,       2.40     2
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North       54.50    38.51      9.57
 
     South      400.14   256.25    110.79
 
     Whole      454.64   294.76    120.35
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: S17.08 W37.77,  16.05,       3,       0, 0.786,  396.62,  253.95
       2: N15.48 E39.26, 299.02,       2,       0, 0.708,   54.50,   38.51
       3: S14.19 E40.11, 298.16,       2,       0, 0.766,    3.52,    2.30
     ---------------------------------------------------------------------


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

     North      1           2          12

     South      2           5          25

     Whole      3           7          37

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

     Center     0           0           0


dark:pcg20260321_094041_00 flat:pcg20260321_110806_01