Argo    581.85486    675.78369 5904361 331     aoml  R5904361_331.nc 
Argo    324.65162    317.72476 5905040 189    csiro  R5905040_189.nc 
Argo    452.67703    487.62892 5905436 071    csiro  R5905436_071.nc 
Argo    215.05623    521.98609 5906645 022    csiro  R5906645_022.nc