gridCoords: Get x,y coordinates from a grid reference

Description Usage Arguments Value Author(s) See Also Examples

Description

Given an OSGB or OSNI grid reference string, get the x,y coordinates of the OSGB or OSNI grid for the bottom, left-hand corner of the grid square. The units parameter controls the units (metres m or kilometres km) in which the coordinates should be returned.

Usage

1
gridCoords(grid = NULL, units = c("km", "m"))

Arguments

grid

an OSGB or OSNI grid reference string

units

metres or kilometres (default)

Value

a list of class "gridref" with the following contents:

grid

the original grid reference

system

the grid reference system, either "OSGB" or "OSNI"

x

the x coordinate (easting) in requested units

y

the y coordinate (northing)in requested units

units

"m" or "km"

precision

the prcision of the original grid reference in metres

Author(s)

Stuart Ball, JNCC stuart.ball@jncc.gov.uk

See Also

gridRef

Examples

1
2
gridCoords("NZ1265") # returns x=412, y=565 (in km)
gridCoords("NZ123654", units="m") # returns x=412300, y=565400 (in m)

rnbn documentation built on April 6, 2017, 6:29 a.m.

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