Argo    549.84477     48.23904 5904336 218     aoml  R5904336_218.nc
Argo    314.85087    702.76320 5905645 016     aoml  D5905645_016.nc
Argo    397.30170    593.39770 5905690 019     aoml  R5905690_019.nc
Argo    261.63621    728.70716 5905410 024    csiro  D5905410_024.nc