Argo    571.85940    317.83607 3900585 465     aoml  R3900585_465.nc 
Argo    269.35266    448.30643 5901272 481     aoml  R5901272_481.nc 
Argo    668.74530    395.46179 5904398 211     aoml  R5904398_211.nc 
Argo    728.12452    115.39744 5905723 067     aoml  R5905723_067.nc