2021-04-24 02:23:57UT (2021-04-24 11:23:57JST)  Solar Science Observatory NAOJ

P=-25.15, B0=-4.84, L0=229.59, radius=954.9"
obs radius= 954.4 (pixel), p_thresh=-0.065, u_thresh=-0.245

     ***** 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    S27.65 W26.66,   0.828,     26.56,     16.04,       3.61     1
       2: p    S27.26 W26.17,   0.834,      3.49,      2.10,       0.33     1
       3: p    S21.08 W38.98,   0.753,     13.63,      9.05,       2.02     1
       4: pu   S22.07 E21.19,   0.893,     57.32,     32.10,      10.00     3
       5: pu   S20.38 E18.11,   0.917,     58.02,     31.63,      13.23     3
       6: pu   S16.31 E25.43,   0.887,    127.91,     72.07,      27.06     4
       7: p    N24.74 W17.01,   0.830,      4.54,      2.74,       0.46     2
       8: p    N24.13 W14.25,   0.847,      4.89,      2.89,       0.46     2
       9: u  4 S22.24 E21.19,   0.892,      8.39,      4.70,       2.79     3
      10: u  5 S20.36 E18.08,   0.917,     19.57,     10.67,       7.00     3
      11: u  6 S16.29 E25.45,   0.887,     30.76,     17.33,      12.10     4
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-6 B_t
     Region     ap_area  co_area  darkness 
 
     North        9.44     5.63      0.92
 
     South      286.93   162.99     56.25
 
     Whole      296.37   168.62     57.16
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: S24.81 W31.77, 261.36,       3,       0, 0.804,   43.69,   27.19
       2: N24.43 W15.62, 245.21,       2,       0, 0.839,    9.44,    5.63
       3: S21.24 E19.59, 210.00,       4,       1, 0.905,  115.33,   63.73
       4: S16.30 E25.43, 204.16,       2,       1, 0.887,  127.91,   72.07
     ---------------------------------------------------------------------


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

     North      1           2          12

     South      3           9          39

     Whole      4          11          51

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

     Center     2           6          26


dark:pcg20210423_111822_00 flat:pcg20210423_111921_01