31 May 2015, 00:21:02 (UT)
 
P=-15.92, B0=-0.84, L0=233.3, radius=948.1"
obs radius = 846.8 (pixel), RMS=108.1 10^-4 I_c
 
     ***** Observed Sunspot Parameters *****
     ---------------------------------------------------------------
                                     10^-6 hemisphere     -10^-2 I_c
      No.   position       cos(t)    ap_area    co_area    darkness
     ---------------------------------------------------------------
       1: S15.43 E34.36,   0.799,    140.71,     87.99,       6343
       2: N9.285 E34.74,   0.808,      6.65,      4.11,        132
      Umbra only
       3: S15.42 E34.33,   0.799,     20.86,     13.04,       1897
     ---------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-2 I_c
     Region     ap_area  co_area  darkness 
 
     North        6.65     4.11       132
 
     South      140.71    87.99      6343
 
     Whole      147.37    92.11      6475
 
     ----------------------------------------
 
 
     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------
 
     North      1           1          11
 
     South      1           2          12
 
     Whole      2           3          23
 
     ------------------------------------------
 
     Center    -1          -1         -11
 
     Seeing     3