Argo    271.64142    252.44250 5902348 018     aoml  D5902348_018.nc 
Argo     84.53465    304.27145 5903319 188     aoml  D5903319_188.nc 
Argo    303.13458    239.03934 5904422 015     aoml  R5904422_015.nc 
Argo     93.97131    224.49896 5904437 015     aoml  R5904437_015.nc