Argo    597.93510    120.08675 5904631 215     aoml  R5904631_215.nc 
Argo    209.55264    411.40664 5905434 076    csiro  R5905434_076.nc 
Argo    108.17833    541.66350 5905665 108     aoml  R5905665_108.nc 
Argo    237.63110    534.62652 5906645 040    csiro  R5906645_040.nc