Guangzhou.    gu TEC   glat = 23.1 glon =113.4
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  395  535  701  906 1100 1247 1226 1185 1170 1080  971  900  829  831  757  806  694  544  372  234  182  151  162  270
250402  383  532  711  914 1113 1263 1326 1296 1201 1081  969  886  838  824  819  791  715  591  442  303  203  163  186  264