17 Sep 1998, 00:28:18 (UT)
 
P=+24.36, B0=+7.18, L0=102.9, radius=956.2"
obs radius = 855.2 (pixel), RMS=69.68 10^-4 I_c
 
     ***** Observed Sunspot Parameters *****
     ---------------------------------------------------------------
                                     10^-6 hemisphere     -10^-2 I_c
      No.   position       cos(t)    ap_area    co_area    darkness
     ---------------------------------------------------------------
       1: S29.27 E48.00,   0.517,     16.75,     32.34,        601
       2: S21.31 E16.63,   0.840,     52.65,     62.67,       1937
       3: S21.85 E8.938,   0.863,     86.60,    100.33,       3516
       4: S23.03 W53.39,   0.495,      1.08,      2.19,         22
    *  5: S6.133 W14.01,   0.943,      0.43,      0.46,         19
       6: N31.13 E81.20,   0.194,      1.52,      7.83,         30
       7: N29.24 W35.47,   0.766,      0.43,      0.56,         11
       8: N26.55 W46.06,   0.671,      1.74,      2.59,         39
     ---------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-2 I_c
     Region     ap_area  co_area  darkness 
 
     North        3.69    10.99        80
 
     South      157.10   197.54      6076
 
     Whole      160.80   208.53      6156
 
     ----------------------------------------
 
 
     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------
 
     North      2           3          23
 
     South      3           4          34
 
     Whole      5           7          57
 
     ------------------------------------------
 
     Center     0           0           0
 
     Seeing    -1