roundTrip: Some localities in Australia
In BillVenables/WWRData: Data Sets for Working with R Workshops

Description Usage Format Examples

A data frame containing names of a sequence of localities around Australia, as well as their coordinates and approximate populaton.

roundTrip

A data frame with 29 rows and 4 columns:

Locality: Location name
Longitude,Latitude: Coordinates, in decimal degrees
Population: Approximate population in 2016

if("WWRGraphics" %in% loadedNamespaces()) {
z <- with(roundTrip, complex(,Longitude,Latitude) %>% setNames(Locality))
plot(z, asp=1, ann=FALSE, axes=FALSE)
arrows(z, cyc(z), col = "steel blue", gap = 1)
dis <- gcd_km(z, cyc(z)) %>% round
text((z + cyc(z))/2, dis, col = "red", cex = 0.8, font = 4)
lines(Oz, col = alpha("dark green", 0.5))
circles(Latitude ~ Longitude, roundTrip, radii = sqrt(Population),
        fill = "#FFC0CB80", colour = "hotpink")
text(z, names(z), pos = avoid(z), cex = 0.7, xpd = NA)
} else cat("Attach WWRGraphics package first\n")