SydneyRealEstateBdry {HRW}

Polygonal boundary of Sydney

Description

A two-column data frame containing the (longitude,latitude) pairs for the vertices of a 202-sided polygon. The polygon was created manually using the HRW package function createBdry(). The polygon tightly encompasses the majority of the (longitude,latitude) data of the HRW package 'SydneyRealEstate' data frame and approximately corresponds to the residential parts of Sydney, Australia.

Usage

data(SydneyRealEstateBdry)

Format

A data frame with 203 observations on the following 2 variables (note that the first vertex is repeated at the end of the data frame):

longitude

longitudinal position of a vertex.

latitude

latitudinal position of the same vertex.

See Also

SydneyRealEstate

Examples

library(HRW) ; data(SydneyRealEstateBdry) ; data(SydneyRealEstate)
plot(SydneyRealEstate$longitude,SydneyRealEstate$latitude,cex = 0.1)
lines(SydneyRealEstateBdry,lwd = 5,col = "red")