AMPS GRIB file metadata

Source: R/raadtools.R

GRIB format metadata from the Antarctic Mesoscale Prediction System (AMPS) files.

Format

amps_metadata A data frame with 8 columns. The columns represent

Bandthe band number
GRIB_COMMENTthe data measured
GRIB_ELEMENTthe data name
GRIB_FORECAST_SECONDSforecast seconds
GRIB_REF_TIMEtext reference time
GRIB_SHORT_NAMEshort name
GRIB_UNITtext unit
GRIB_VALID_TIMEtext valid time

Examples

print(amps_metadata)
#> # A tibble: 254 × 8
#>    Band  GRIB_COMMENT           GRIB_E…¹ GRIB_…² GRIB_…³ GRIB_…⁴ GRIB_…⁵ GRIB_…⁶
#>    <chr> <chr>                  <chr>    <chr>   <chr>   <chr>   <chr>   <chr>  
#>  1 1     undefined[-]           var176   0sec    144577… 0-SFC   [-]     144577…
#>  2 2     undefined[-]           var177   0sec    144577… 0-SFC   [-]     144577…
#>  3 3     Icecover(ice           ICEC     0sec    144577… 1-SFC   [propo… 144577…
#>  4 4     Landcover(land         LAND     0sec    144577… 1-SFC   [propo… 144577…
#>  5 5     u-componentofwind[m/s] UGRD     0sec    144577… 10-HTGL [m/s]   144577…
#>  6 6     u-componentofwind[m/s] UGRD     0sec    144577… 1000-I… [m/s]   144577…
#>  7 7     u-componentofwind[m/s] UGRD     0sec    144577… 975-IS… [m/s]   144577…
#>  8 8     u-componentofwind[m/s] UGRD     0sec    144577… 950-IS… [m/s]   144577…
#>  9 9     u-componentofwind[m/s] UGRD     0sec    144577… 925-IS… [m/s]   144577…
#> 10 10    u-componentofwind[m/s] UGRD     0sec    144577… 900-IS… [m/s]   144577…
#> # … with 244 more rows, and abbreviated variable names ¹​GRIB_ELEMENT,
#> #   ²​GRIB_FORECAST_SECONDS, ³​GRIB_REF_TIME, ⁴​GRIB_SHORT_NAME, ⁵​GRIB_UNIT,
#> #   ⁶​GRIB_VALID_TIME
## u_wind_at_900 <- read  ## unfinished