Argo    506.10436    352.34488 5902507 281     aoml  R5902507_281.nc 
Argo    368.40669    264.37488 5904801 286     aoml  R5904801_286.nc 
Argo    481.91260    123.31487 5906632 123    csiro  R5906632_123.nc 
Argo    245.91876    572.40463 5906638 118    csiro  R5906638_118.nc