Argo    589.93571    172.34873 5902501 261     aoml  R5902501_261.nc 
Argo    591.50847    174.58048 5902501 262     aoml  R5902501_262.nc 

Argo    589.93571    172.34873 5902501 261     aoml  R5902501_261.nc 
Argo    591.50847    174.58048 5902501 262     aoml  R5902501_262.nc