Argo    493.78809    583.17908 5906255 031     aoml  R5906255_031.nc 
Argo    337.83641    435.58283 5906635 009    csiro  R5906635_009.nc 
Argo    426.37472    631.92421 5906636 008    csiro  R5906636_008.nc 
Argo    320.39866    731.96313 5906637 002    csiro  R5906637_002.nc