I_Cheon.      ic foF2  glat = 37.1 glon =127.5
Date of issue: 2025.06.03 Time:13UT
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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250601   73   78   80   85   87  104   97   87   87   96  108  103   77   71   75   88   65  107   43   38   40   48   36   60_ 
250602  111  108  109  106  112   54   53   57   56   56   64   81   77   81   88   87   50   29   52   31   44   43   44   38  
250603   76_  78_  80_  83_  85_  85_  84_  83_  84_  87_  89_  88_  85_  83_  82_  80_  74_  68_  63_  63_  66_  70_  72_  74_