2020-12-24 00:27:22UT (2020-12-24 09:27:22JST)  Solar Science Observatory NAOJ

P= +5.80, B0=-2.07, L0= 25.21, radius=976.4"
obs radius= 977.0 (pixel), p_thresh=-0.060, u_thresh=-0.230

     ***** 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: p    S17.77 E72.37,   0.299,     33.35,     55.72,       2.56     2
       2: pu   S16.86 E64.36,   0.424,     82.03,     96.66,       9.24     2
       3: pu   S16.41 E40.53,   0.739,    470.86,    318.68,     146.45     1
       4: u  2 S16.94 E64.60,   0.421,      1.00,      1.19,       0.20     2
       5: u  2 S16.90 E64.30,   0.425,      1.67,      1.96,       0.33     2
       6: u  3 S16.37 E40.51,   0.739,    245.77,    166.25,     112.15     1
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North        0.00     0.00      0.00
 
     South      586.24   471.06    158.24
 
     Whole      586.24   471.06    158.24
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: S16.39 E40.52, 344.69,       2,       0, 0.739,  470.86,  318.68
       2: S17.26 E67.86, 317.35,       4,       0, 0.370,  115.38,  152.38
     ---------------------------------------------------------------------


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

     North      0           0           0

     South      2           6          26

     Whole      2           6          26

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

     Center     0           0           0


dark:pcg20201224_092845_00 flat:pcg20201224_092945_01