Argo    700.99335     37.99854 5902507 359     aoml  R5902507_359.nc 
Argo    332.40778    131.50651 5904801 364     aoml  R5904801_364.nc 
Argo     51.78698    291.61040 5905621 029    csiro  R5905621_029.nc 
Argo    576.45175    131.52601 5906424 195     aoml  R5906424_195.nc