Guangzhou.    gu foF2  glat = 23.1 glon =113.4
Date of issue: 2025.07.02 Time:11UT
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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250701   76_  80_  83_  86_  95_ 105_ 113_ 120_ 121_ 115_ 109_  99_  91_  82_  74_  72_  71_  70_  70_  69_  68_  68_  68_  69_ 
250702   80_  85_  91_  98_ 108_ 118_ 128_ 134_ 134_ 129_ 120_ 110_ 100_  91_  84_  80_  78_  77_  74_  70_  67_  67_  70_  74_