YYMMDD TEL     FILENAME   NZ EXPTIME SUM   MJD   SEC
210808  c2 22824474.fts   97 23.0854   1 59434 49697
210812  c2 22825205.fts    0 23.0474   1 59438 74180
210820  c2 22826126.fts    0 25.1802   1 59446 25938
210829  c2 22827237.fts   97 23.0859   1 59455 30257