2018-04-19 00:09:46UT (2018-04-19 09:09:46JST)  Solar Science Observatory NAOJ

P=-25.73, B0=-5.31, L0=  2.74, radius=956.3"
obs radius= 958.2 (pixel), p_thresh=-0.100, u_thresh=-0.350

     ***** 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    S15.02 W01.80,   0.985,      2.08,      1.06,       0.45     2
       2: p    S14.81 E00.68,   0.986,      4.85,      2.46,       1.18     2
       3: p    N09.26 W32.77,   0.811,      1.39,      0.85,       0.21     1
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North        1.39     0.85      0.21
 
     South        6.93     3.52      1.63
 
     Whole        8.32     4.37      1.84
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: N09.26 W32.77,  35.52,       1,       0, 0.811,    1.39,    0.85
       2: S14.91 W00.43,   3.18,       2,       1, 0.986,    6.93,    3.52
     ---------------------------------------------------------------------


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

     North      1           1          11

     South      1           2          12

     Whole      2           3          23

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

     Center     1           2          12


dark:pcg20180419_091308_00 flat:pcg20180419_091403_01