2013-01-31 02:31:48UT (2013-01-31 11:31:48JST)  Solar Observatory NAOJ

P=-11.86, B0=-5.97, L0=290.55, radius=974.8"
obs radius= 973.5 (pixel), p_thresh=-0.095, u_thresh=-0.335

     ***** 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    S25.07 E46.98,   0.659,      6.38,      4.84,       0.74     3
       2: p    S11.63 W06.76,   0.988,      7.39,      3.74,       1.14     2
       3: pu   S09.63 W12.63,   0.974,    185.41,     95.16,      50.77     2
       4: p    S11.21 W06.96,   0.989,      3.69,      1.87,       0.64     2
       5: pu   N10.18 E48.76,   0.627,    288.20,    229.86,      76.07     4
       6: pu   N27.71 W25.28,   0.748,    113.53,     75.90,      27.97     1
       7: u  3 S09.61 W12.61,   0.974,     36.28,     18.62,      18.50     2
       8: u  5 N10.15 E48.75,   0.627,     76.58,     61.06,      38.42     4
       9: u  6 N27.68 W25.25,   0.748,     28.89,     19.30,      12.70     1
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North      401.73   305.76    104.05
 
     South      202.88   105.61     53.29
 
     Whole      604.61   411.37    157.34
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: N27.70 W25.27, 315.81,       2,       0, 0.748,  113.53,   75.90
       2: S10.29 W10.61, 301.15,       4,       1, 0.980,  196.50,  100.76
       3: S25.07 E46.98, 243.57,       1,       0, 0.659,    6.38,    4.84
       4: N10.17 E48.76, 241.79,       2,       0, 0.627,  288.20,  229.86
     ---------------------------------------------------------------------


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

     North      2           4          24

     South      2           5          25

     Whole      4           9          49

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

     Center     1           4          14


dark:pcg20130130_085502_00 flat:pcg20130130_085807_01