Argo    253.41119    153.84347 5902487 130     aoml  R5902487_130.nc 
Argo     65.56940    474.86250 5904570 184     aoml  R5904570_184.nc 
Argo    269.87522    366.86724 5905404 060    csiro  R5905404_060.nc 
Argo    198.46048    370.62926 5905405 060    csiro  R5905405_060.nc