Obspack Table Summary

This function reads the obsPack directory providing a summary for the columns: "value", "time", "time_decimal", "latitude" and "longitude". These summary are made by the columns "name", "sector", "site_name", "site_country", "type_altitude", "lab_1_abbr" and "site_utc2lst"

Usage

obs_table(
  df,
  cols = c("value", "time", "time_decimal", "latitude", "longitude")
)

Arguments

df

data.table

cols

String of columns to be summarized.

Value

A data.frame with with an index obspack.

Examples

{
# Do not run
obs <- system.file("data-raw", package = "rtorf")
index <- obs_summary(obs)
dt <- obs_read(index)
dx <- obs_table(dt)
}
#> Number of files of index: 1
#>           sector     N
#>           <char> <int>
#> 1:         flask     1
#> 2: Total sectors     1
#> Detected 0 files with agl
#> Detected 1 files without agl
#> Searching flask...
#> 1: ch4_aoa_aircraft-flask_19_allvalid.txt