18 Mar 2001, 06:19:05 (UT)
 
P=-24.93, B0=-7.09, L0=292.9, radius=965.7"
obs radius = 863.5 (pixel), RMS=101.0 10^-4 I_c
 
     ***** Observed Sunspot Parameters *****
     ---------------------------------------------------------------
                                     10^-6 hemisphere     -10^-2 I_c
      No.   position       cos(t)    ap_area    co_area    darkness
     ---------------------------------------------------------------
       1: S9.275 W46.21,   0.697,    209.16,    149.90,       6626
       2: S7.697 W40.40,   0.765,      2.98,      1.95,         46
       3: S8.524 W31.66,   0.853,    273.19,    160.02,       6933
       4: N7.943 W43.11,   0.700,      8.11,      5.79,        127
     ---------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-2 I_c
     Region     ap_area  co_area  darkness 
 
     North        8.11     5.79       127
 
     South      485.34   311.89     13605
 
     Whole      493.45   317.68     13732
 
     ----------------------------------------
 
 
     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------
 
     North      1           1          11
 
     South      1           3          13
 
     Whole      2           4          24
 
     ------------------------------------------
 
     Center    -1          -1         -11
 
     Seeing    -1