Alpena.       al TEC   glat = 45.1 glon =276.4
Date of issue: 2025.04.02 Time:14UT
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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250401  422  361  287  236  212  200  191  185  176  164  157  166  225  299  364  422  460  497  530  545  535  521  499  484
250402  416  351  283  234  206  190  179  170  162  150  140  153  202  281  362  428  476  514  536  534  511  486  472  455