r.latlong.1grass man page

r.latlong — Creates a latitude/longitude raster map.

Keywords

raster, latitude, longitude, projection

Synopsis

r.latlong
r.latlong --help
r.latlong [-l] input=name output=name  [--overwrite]  [--help]  [--verbose]  [--quiet]  [--ui]

Flags

-l

Longitude output

--overwrite

Allow output files to overwrite existing files

--help

Print usage summary

--verbose

Verbose module output

--quiet

Quiet module output

--ui

Force launching GUI dialog

Parameters

input=name [required]

Name of input raster map

output=name [required]

Name for output latitude or longitude raster map

Description

r.latlong creates a latitude (degree decimal) map, or longitude if the -l flag is used, from any map in any projection using PROJ.4 library. This is an input to r.sun and i.evapo.potrad.

Notes

The PROJ.4 website.

Todo

Datum transform is not implemented, the same datum is taken as output.

Example

g.region raster=elevation -p
r.latlong input=elevation output=latitude

See Also

r.sun, r.sunhours

Authors

Yann Chemin, International Rice Research Institute, The Philippines

Last changed: $Date: 2014-12-19 22:55:37 +0100 (Fri, 19 Dec 2014) $

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GRASS 7.0.4 Grass User's Manual