A data.frame with coordinates of country and province centroids and
country capitals as reference for the clean_coordinates,
cc_cen and cc_cap functions. Coordinates are
based on the Central Intelligence Agency World Factbook
https://www.cia.gov/the-world-factbook/,
https://thematicmapping.org/downloads/world_borders.php and geolocate
https://geo-locate.org.
A data frame with 5,305 observations on 13 variables. #'
ISO-3 code for each country, in case of provinces also referring to the country.
ISO-2 code for each country, in case of provinces also referring to the country.
adm code for countries and provinces.
a factor; name of the country or province.
identifying if the entry refers to a country or province level.
Longitude of the country centroid.
Latitude of the country centroid.
Name of the country capital, empty for provinces.
Longitude of the country capital.
Latitude of the country capital.
The area of the country or province.
The uncertainty of the country centroid.
The data source. Currently only available for https://geo-locate.org
CENTRAL INTELLIGENCE AGENCY (2014) The World Factbook, Washington, DC.
https://www.cia.gov/the-world-factbook/ https://thematicmapping.org/downloads/world_borders.php https://geo-locate.org
data(countryref)
head(countryref)
#> iso3 iso2 adm1_code name type centroid.lon centroid.lat capital
#> 1 AFG AF AFG Afghanistan country 65.000 33.000 Kabul
#> 2 AFG AF AFG Afghanistan country 66.000 33.000 Kabul
#> 3 AFG AF AFG Afghanistan country 65.216 33.677 Kabul
#> 4 ALA AX ALA Aland Islands country 19.952 60.198 <NA>
#> 5 ALA AX ALA Aland Islands country 20.000 60.250 <NA>
#> 6 ALB AL ALB Albania country 20.000 41.000 Tirana
#> capital.lon capital.lat area_sqkm uncertaintyRadiusMeters source
#> 1 69.18 34.52 642181.62 301 geolocate
#> 2 69.18 34.52 642181.62 301 geolocate
#> 3 69.18 34.52 642181.62 <NA> <NA>
#> 4 NA NA NA <NA> <NA>
#> 5 NA NA NA <NA> <NA>
#> 6 19.82 41.32 28335.85 301 geolocate