Argo    341.23227    187.23134 5905199 004    csiro  R5905199_004.nc 
Argo    342.74576    183.43201 5905199 005    csiro  R5905199_005.nc 
Argo    344.31372    179.39485 5905199 006    csiro  R5905199_006.nc 
Argo    345.64328    175.58286 5905199 007    csiro  R5905199_007.nc