2022-01-31 00:03:54UT (2022-01-31 09:03:54JST)  Solar Science Observatory NAOJ

P=-11.73, B0=-5.93, L0=107.46, radius=974.8"
obs radius= 974.0 (pixel), p_thresh=-0.085, u_thresh=-0.305

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t Group
      No. p/u    position       cos(t)    ap_area    co_area    darkness    id
     --------------------------------------------------------------------------
       1: pu   S24.83 W61.34,   0.476,    108.39,    113.78,      23.97     1
       2: p    S16.31 E78.72,   0.216,     17.78,     41.22,       1.21     4
       3: pu   S15.42 E72.69,   0.313,    152.34,    243.54,      27.07     4
       4: p    N15.47 W12.93,   0.907,      1.68,      0.93,       0.18     2
       5: pu   N17.00 W11.30,   0.903,   1038.22,    575.19,     329.84     2
       6: p    N15.77 W08.84,   0.918,      2.01,      1.10,       0.23     2
       7: pu   N17.50 W04.01,   0.915,    863.06,    471.53,     247.20     2
       8: p    N17.27 W06.58,   0.913,      6.71,      3.68,       0.79     2
       9: p    N17.59 W07.39,   0.909,     22.15,     12.18,       4.05     2
      10: p    N18.18 W08.89,   0.901,      3.36,      1.86,       0.38     2
      11: pu   N17.37 E71.20,   0.275,     23.49,     42.69,       2.44     3
      12: u  1 S24.84 W61.38,   0.476,     36.91,     38.79,      13.74     1
      13: u  3 S15.47 E72.63,   0.314,     48.99,     78.06,      14.88     4
      14: u  5 N17.16 W11.70,   0.900,    271.13,    150.61,     165.61     2
      15: u  5 N16.67 W09.30,   0.911,     15.44,      8.47,       5.70     2
      16: u  7 N17.45 W04.00,   0.916,    252.68,    138.00,     124.31     2
      17: u 11 N17.27 E71.22,   0.275,      1.01,      1.83,       0.20     3
     --------------------------------------------------------------------------
    * = False spots


     ***** Observed Group Parameters ***** 
     ---------------------------------------------
      No.   position    Carr.Lon.      f    center
     ---------------------------------------------
       1:  S24.84 W61.36, 168.82,       2,       0
       2:  N17.03 W08.21, 115.67,      10,       1
       3:  N17.33 E71.20,  36.25,       2,       0
       4:  S15.74 E74.80,  32.65,       3,       0
     ---------------------------------------------


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

     North      2          12          32

     South      2           5          25

     Whole      4          17          57

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

     Center     1          10          20


dark:pcg20220131_090429_00 flat:pcg20220131_084441_01