Argo    576.11090    133.61215 5904115 104     aoml  R5904115_104.nc 
Argo    391.12057    157.37500 5904117 104     aoml  R5904117_104.nc 
Argo    139.10745    511.50601 5904436 058     aoml  R5904436_058.nc 
Argo    174.30368    214.95795 5905030 121    csiro  R5905030_121.nc