2022-02-21 00:13:15UT (2022-02-21 09:13:15JST)  Solar Science Observatory NAOJ

P=-19.28, B0=-7.04, L0=190.86, radius=971.2"
obs radius= 971.9 (pixel), p_thresh=-0.080, u_thresh=-0.290

     ***** 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    S27.39 W26.23,   0.847,     45.49,     26.86,       8.08     1
       2: pu   S24.08 E29.72,   0.837,     36.06,     21.54,       7.53     3
       3: p    N16.62 E20.82,   0.854,     16.17,      9.47,       2.27     2
       4: p    N16.55 E21.30,   0.851,      6.07,      3.56,       0.65     2
       5: pu   N18.12 E25.13,   0.816,     31.68,     19.41,       6.20     2
       6: pu   N17.56 E71.62,   0.261,     76.49,    146.34,      10.22     4
       7: u  2 S24.07 E29.69,   0.837,      6.74,      4.03,       2.33     3
       8: u  5 N18.11 E25.14,   0.816,      5.05,      3.10,       1.71     2
       9: u  6 N17.55 E71.57,   0.262,     19.88,     37.92,       4.78     4
     --------------------------------------------------------------------------
    * = False spots


     ***** Observed Group Parameters ***** 
     ---------------------------------------------
      No.   position    Carr.Lon.      f    center
     ---------------------------------------------
       1:  S27.39 W26.23, 217.09,       1,       0
       2:  N17.39 E23.14, 167.72,       4,       0
       3:  S24.08 E29.71, 161.15,       2,       0
       4:  N17.55 E71.60, 119.26,       2,       0
     ---------------------------------------------


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

     North      2           6          26

     South      2           3          23

     Whole      4           9          49

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

     Center     0           0           0


dark:pcg20220221_091527_00 flat:pcg20220221_090857_01