DSET ^v.daily.%y4.gr options template big_endian undef -9999. missing_value title OSCAR current xdef 400 linear 20.5 1. ydef 140 linear -69.5 1. zdef 1 levels 15 1 tdef 10111 linear 1jan1992 1dy vars 1 v 0 99 OSCAR cm/s endvars