17 Aug 1999, 05:50:11 (UT)
 
P=+16.60, B0=+6.73, L0=11.96, radius=949.3"
obs radius = 849.8 (pixel), RMS=89.84 10^-4 I_c
 
     ***** Observed Sunspot Parameters *****
     ---------------------------------------------------------------
                                     10^-6 hemisphere     -10^-2 I_c
      No.   position       cos(t)    ap_area    co_area    darkness
     ---------------------------------------------------------------
       1: S21.57 E11.06,   0.863,      7.49,      4.33,        129
       2: S9.589 W34.27,   0.789,     30.41,     19.25,        837
       3: N20.17 E36.15,   0.793,    859.88,    542.12,      47602
      Umbra only
       4: N20.11 E36.01,   0.794,    255.19,    160.58,      25443
     ---------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-2 I_c
     Region     ap_area  co_area  darkness 
 
     North      859.88   542.12     47602
 
     South       37.90    23.59       966
 
     Whole      897.79   565.71     48568
 
     ----------------------------------------
 
 
     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------
 
     North      1           2          12
 
     South      2           2          22
 
     Whole      3           4          34
 
     ------------------------------------------
 
     Center    -1          -1         -11
 
     Seeing    -1