Argo    632.50000    294.82250 3900585 459     aoml  R3900585_459.nc 
Argo    270.04796    448.12607 5901272 475     aoml  R5901272_475.nc 
Argo    394.22609    399.51080 5904390 250     aoml  R5904390_250.nc 
Argo    136.84684    435.03972 5904522 302     aoml  R5904522_302.nc