DSET   ^cobe-sst2_ptb_1x1_%y4.grb2
INDEX  ^cobe-sst2_ptb_1x1.idx
OPTIONS template
DTYPE GRIB2
UNDEF  -999999.
TITLE T and S and Ice
XDEF 360 LINEAR    0.5 1
YDEF 180 LINEAR  -89.5 1
zdef  50 LINEAR   1 1
TDEF  1826 LINEAR  15dec1948 1mo
VARS   1
t     50,160 255,0,1      T      [C]
ENDVARS