Argo    568.33691    292.99500 5905501 020    csiro BR5905501_020.nc
Argo    568.33691    292.99500 5905501 020    csiro  R5905501_020.nc
Argo    605.61918    370.15281 5905502 026    csiro  R5905502_026.nc
Argo    641.13023    323.84627 5905503 021    csiro  R5905503_021.nc