dset ^MERGE_GPM_late_2019031702.grib2
index ^MERGE_GPM_late_2019031702.idx
undef   9.999E+20
title MERGE
dtype grib2
tdef 1 linear 02Z17Mar2019 1hr
XDEF 493 LINEAR  -82.15 0.1 
YDEF 701 LINEAR  -56.95 0.1 
zdef 1 linear 1 1
vars 2
PREC   0,1,2550   0,1,8 ** Surface Precipitation [mm/hr]
NEST   0,1   0,3,1 **  Number of Stations /  Grid Point 
ENDVARS