Argo    330.81628    138.08376 5905199 048    csiro  R5905199_048.nc 
Argo    330.87567    142.86588 5905199 051    csiro  R5905199_051.nc 
Argo    331.03775    141.62640 5905199 050    csiro  R5905199_050.nc 
Argo    331.07568    139.91156 5905199 049    csiro  R5905199_049.nc