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File:Indian Ocean laea location map.svg

Oreeginal file ‎(SVG file, nominallie 709 × 666 pixels, file size: 168 KB)

This file is fae Wikimedia Commons n micht be uised bi ither waurks. The descreeption oan its file descreeption page thaur is shawn ablo.

Ootline

Descreeption
English: Location map of the Indian Ocean.
  • Projection: Lambert azimuthal equal-area projection.
  • Area of interest:
  • N: 30.0° N
  • S: -70.0° N
  • W: 30.0° E
  • E: 150.0° E
  • Projection center:
  • NS: -20.0° N
  • WE: 90.0° E
  • GMT projection: -JA90.0/-20.0/180/19.998266666666666c
  • GMT region: -R-12.856058461183775/-43.848273739920856/151.50519408595028/33.22162400070504r
  • Land and shoreline: 1:110m Natural Earth Datasets, borders 1:50m
Date
Soorce Ain wirk
Author Tentotwo

Shell script for generating the map using GMT archive copy at the Wayback Machine

#!/bin/sh

# Set common options
PROJECTION=A90.0/-20.0/180/19.998266666666666c
REGION=-12.856058461183775/-43.848273739920856/151.50519408595028/33.22162400070504r
FILENAME=Indian_Ocean_laea_location_map.ps

# Get Natural Earth datafiles
echo "Downloading datafiles from naturalearthdata.com"
wget -nv -nc \
 http://www.naturalearthdata.com/http//www.naturalearthdata.com/download/110m/physical/110m-coastline.zip\
 http://www.naturalearthdata.com/http//www.naturalearthdata.com/download/110m/physical/110m-land.zip\
 http://www.naturalearthdata.com/http//www.naturalearthdata.com/download/110m/cultural/110m-admin-0-boundary-lines.zip
echo "...done\n"

echo "Inflating archives"
unzip 110m\*.zip
echo "...done\n"

echo "Converting shapefiles to GMT"
ogr2ogr -F GMT 110m_land.gmt 110m_land.shp
ogr2ogr -F GMT 110m_coastline.gmt 110m_coastline.shp
ogr2ogr -F GMT 50m_borders.gmt ne_50m_admin_0_boundary_lines_land.shp
echo "...done\n"

echo "Creating maps"
GMT psxy -m -J$PROJECTION -R$REGION --PAGE_COLOR=198/236/255  --POLAR_CAP=none --PAPER_MEDIA=A3  --BASEMAP_TYPE=plain --BASEMAP_AXES=NESW --FRAME_PEN=0.15p,black 110m_land.gmt -K -G254/254/233 > $FILENAME
GMT psxy -m -J$PROJECTION -R$REGION 110m_coastline.gmt -O -K -W0.535p,9/120/171  >> $FILENAME
GMT psxy -m -J$PROJECTION -R$REGION 50m_borders.gmt -O -W100/100/100  >> $FILENAME
echo "...done\n"

echo "You can now open $FILENAME in Inkscape to clean up the file and save it as SVG. You should add an ocean coloured background and simplify the graticules using CTRL+L."

gv $FILENAME

Licensin

I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution share alik
This file is licensed unner the Creative Commons Attribution-Share Alike 3.0 Unported license.
Ye are free:
  • tae share – tae copy, distribute an transmit the wirk
  • tae remix – tae adapt the wirk
Unner the follaein condeetions:
  • attribution – Ye must attribute the wirk in the manner specified bi the author or licensor (but nae in ony way that suggests that thay endorse ye or yer uise o the wirk).
  • share alik – If ye alter, transform, or big upon this wirk, ye mey distribute the resultin wirk anly unner the same or seemilar license tae this ane.

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File history

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Date/TimeThummnailDimensionsUiserComment
current10:02, 1 Februar 2012Thumbnail fer version aes o 10:02, 1 Februar 2012709 × 666 (168 KB)Tentotwo

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