knitr::opts_chunk$set( collapse = TRUE, comment = "#>" )
The airport data in the flightsbr package is downloaded from Brazil’s Civil Aviation Agency (ANAC). The data covers all airports and aerodromes registered in ANAC. It brings detailed information on....[mention a few key variables].
Before downloading the data, let's first load the libraries we'll use in this vignette:
library(flightsbr) library(ggplot2) # library(geobr)
Now, downloading data of all airports in Brazil is as simple as this:
# private airports airports_prv <- flightsbr::read_airports( type = 'private', showProgress = FALSE ) # public airports airports_pbl <- flightsbr::read_airports( type = 'public', showProgress = FALSE )
You will notice that the data sets on private and public airports have different columns. This can make row binding these data.frames a bit tricky. For now, the function read_airports()
can return a data.frame with both types of airports and only a few columns if the user set type = "all"
. The geographical coordinates are provided in EPSG Projection 4326 - WGS 84
.
airports_all <- flightsbr::read_airports( type = 'all', showProgress = FALSE ) # plot # brazil <- geobr::read_country() ggplot() + # geom_sf(data=brazil, color='gray') + geom_point(data=airports_all, aes(x=longitude, y=latitude), size=.3 , alpha=.4) + coord_equal()
knitr::include_graphics("https://github.com/ipeaGIT/flightsbr/blob/main/inst/img/vig_output_airports.png?raw=true")
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