YYMMDD TEL     FILENAME   NZ EXPTIME SUM   MJD   SEC
230404  c2 22899012.fts    0 25.0938   1 60038 36019
230427  c2 22902047.fts    0 25.5947   1 60061 51858
230427  c2 22902056.fts    0 25.1777   1 60061 56898
230427  c2 22902069.fts    0 25.0923   1 60061 66258
230428  c2 22902157.fts    0 25.0957   1 60062 40008