Argo    286.28242    342.21455 5903624 294    csiro  R5903624_294.nc
Argo    148.89817    209.92000 5904888 142    csiro  D5904888_142.nc
Argo    437.60633    161.19273 5905183 061    csiro  R5905183_061.nc
Argo    277.18728    207.42882 5905393 020    csiro  D5905393_020.nc