19 Dec 1997, 23:50:15 (UT)
 
P=+7.899, B0=-1.55, L0=81.37, radius=977.0"
obs radius = 871.4 (pixel), RMS=82.64 10^-4 I_c
 
     ***** Observed Sunspot Parameters *****
     ---------------------------------------------------------------
                                     10^-6 hemisphere     -10^-2 I_c
      No.   position       cos(t)    ap_area    co_area    darkness
     ---------------------------------------------------------------
       1: S24.43 W53.07,   0.558,      2.50,      2.25,         35
       2: N17.95 W4.506,   0.939,      5.44,      2.89,         83
       3: N17.72 W11.96,   0.923,    205.00,    111.02,       9189
       4: N18.16 W5.638,   0.936,      0.82,      0.44,         11
       5: N18.79 W2.897,   0.936,      3.34,      1.79,         44
       6: N19.86 W3.131,   0.929,      3.76,      2.02,         51
      Umbra only
       7: N17.71 W11.97,   0.923,     52.82,     28.60,       4378
     ---------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-2 I_c
     Region     ap_area  co_area  darkness 
 
     North      218.36   118.19      9378
 
     South        2.50     2.25        35
 
     Whole      220.86   120.44      9413
 
     ----------------------------------------
 
 
     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------
 
     North     -1           6          -4
 
     South     -1           1          -9
 
     Whole     -1           7          -3
 
     ------------------------------------------
 
     Center    -1          -1         -11
 
     Seeing    -1