2021-04-25 02:27:51UT (2021-04-25 11:27:51JST)  Solar Science Observatory NAOJ

P=-25.01, B0=-4.74, L0=216.34, radius=954.7"
obs radius= 955.9 (pixel), p_thresh=-0.090, u_thresh=-0.320

     ***** 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    S21.04 W53.05,   0.589,      6.62,      5.62,       0.98     1
       2: p    S21.65 W02.45,   0.956,      2.44,      1.28,       0.34     3
       3: p    S23.15 E08.49,   0.939,     41.10,     21.89,       7.77     4
       4: p    S22.34 E06.47,   0.947,     12.19,      6.43,       2.32     4
       5: pu   S20.27 E03.43,   0.962,    125.40,     65.19,      33.08     4
       6: p    S22.47 E06.90,   0.946,      4.53,      2.39,       0.66     4
       7: pu   S22.08 E08.77,   0.944,     33.44,     17.72,       8.32     4
       8: p    S22.02 E07.98,   0.946,      7.32,      3.87,       1.32     4
       9: p    S20.61 E05.55,   0.958,     16.37,      8.55,       3.13     4
      10: p    S20.33 E04.51,   0.960,      1.05,      0.54,       0.18     4
      11: pu   S20.15 E05.22,   0.960,     17.77,      9.25,       4.64     4
      12: p    S20.80 E06.34,   0.955,      1.05,      0.55,       0.15     4
      13: pu   S21.19 E09.07,   0.947,      8.01,      4.23,       2.04     4
      14: pu   S16.06 E12.21,   0.959,    108.68,     56.67,      28.54     5
      15: p    N23.85 W26.64,   0.781,      3.14,      2.01,       0.31     2
      16: u  5 S20.23 E03.41,   0.962,     25.08,     13.03,      12.72     4
      17: u  7 S22.08 E08.82,   0.944,      7.32,      3.88,       3.11     4
      18: u 11 S20.17 E05.19,   0.960,      4.18,      2.18,       1.78     4
      19: u 13 S21.21 E09.07,   0.947,      1.39,      0.74,       0.57     4
      20: u 14 S16.03 E12.21,   0.959,     23.34,     12.17,      11.97     5
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-6 B_t
     Region     ap_area  co_area  darkness 
 
     North        3.14     2.01      0.31
 
     South      385.96   204.18     93.46
 
     Whole      389.09   206.18     93.77
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: S21.04 W53.05, 269.40,       1,       0, 0.589,    6.62,    5.62
       2: N23.85 W26.64, 242.99,       1,       0, 0.781,    3.14,    2.01
       3: S21.65 W02.45, 218.80,       1,       1, 0.956,    2.44,    1.28
       4: S21.46 E06.23, 210.12,      15,       1, 0.952,  268.22,  140.61
       5: S16.05 E12.21, 204.13,       2,       1, 0.959,  108.68,   56.67
     ---------------------------------------------------------------------


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

     North      1           1          11

     South      4          19          59

     Whole      5          20          70

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

     Center     3          18          48


dark:pcg20210425_134001_00 flat:pcg20210425_134101_01