I_Cheon.      ic foF2  glat = 37.1 glon =127.5
Date of issue: 2025.09.04 Time:12UT
YYMMDD|UT 0    1    2    3    4    5    6    7    8    9   10   11   12   13   14   15   16   17   18   19   20   21   22   23
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250901   97   95   92   92  100   92   94   96   98   91   99   99   81   71   58   58   58   67   66   63   59   66   83   94  
250902   98   88   84   89  104  108   98   93   94   93   93   80   72   75   73   73   77   71   68   68   61   65   99   85  
250903   89   95   81   97  101  104  101  101   97   97   91   86   85   77  106   73   68   68   68   64   58   58   89   89  
250904   89   88   87   86   86   99_  98_  97_  96_  96_  94_  90_  83_  75_  67_  63_  63_  63_  61_  56_  59_  70_  83_  92_