Grahamstown.  TauTEC   glat =-33.3 glon = 26.5                                                                                  
Date of issue: 2025.02.02 Time:15UT                                                                                             
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  489  499  518  504  411  399  401  402  399  399  404  401  402  397  395  396  393  392  393  407  432  452  471  489
250202  484  494  553  489  418  402  403  402  401  405  404  403  405  400  402  402  403  396  403  419  427  453  489  471