I_Cheon.      ic foF2  glat = 37.1 glon =127.5
Date of issue: 2025.02.02 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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250201   90  101  103  116  107  108  110  107   95   86   77   79   53   42   32   33   42   37   31   29   42   38   41   70  
250202  108  130  131  107  117  117  116_ 112_ 104_  94_  82_  69_  56_  47_  42_  42_  44_  47_  50_  51_  48_  48_  59_  78_