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NAME

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

KEYWORDS

imagery, latitude, longitude, projection

SYNOPSIS

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

Flags:

-l
Longitude output
--overwrite
Allow output files to overwrite existing files
--verbose
Verbose module output
--quiet
Quiet module output

Parameters:

input=name
Name of input raster map
output=name
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 rast=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: 2013-07-27 13:44:34 -0700 (Sat, 27 Jul 2013) $


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