Wikipedia:Graphics Lab/Resources/GIS sources and palettes: Difference between revisions

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Topography/Bathymetry: clean up, improvement.
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* {{Cite GIS |name=ETOPO1 |url_download=http://www.ngdc.noaa.gov/mgg/global/global.html |publisher=[[NGDC]]-[[NOAA]] |year=2009 |license= Public ___domain |tag= standard |url_doc=http://www.ngdc.noaa.gov/mgg/global/etopo1sources.html |layers=topography & bathymetry |precision_max=1850m (1minute arch) |covered_area= all Earth (90N-90S, landmass & sea floor) |datum=WSG 84 |projection = (?) |extensions=.zip → .tif and others |size_compressed=326Mo |size_uncompressed=900Mo |tile_size=whole earth |tiles_total= 1 |comment = Perfect for very large maps (ex: > France). Download: [http://www.ngdc.noaa.gov/mgg/global/relief/ETOPO1/data/ice_surface/grid_registered/georeferenced_tiff/ ETOPO1 Ice Surface (grid registered)], [http://www.ngdc.noaa.gov/mgg/global/relief/ETOPO1/data/bedrock/grid_registered/georeferenced_tiff/ ETOPO1 Bedrock (grid-registered)]. nb: ETOPO1 is a better data than ETOPO2 (lower quality). |editor_note= }} Citation: “Amante, C. and B. W. Eakins, ETOPO1 1 Arc-Minute Global Relief Model: Procedures, Data Sources and Analysis. NOAA Technical Memorandum NESDIS NGDC-24, 19 pp, March 2009.”
* {{Cite GIS |name=GTOPO30|url_download=http://demex.cr.usgs.gov/DEMEX/ |publisher= NASA / USGS |year= YYYY?1996 |license= license?[http://www.usgs.gov/visual-id/credit_usgs.html Public Domain] |tag= standard |url_doc= http://eros.usgs.gov/#/Find_Data/Products_and_Data_Available/gtopo30_info |layers= topography |precision_max= 930m (30"arch) |covered_area= World (landmass only) |datum= WGS 84 |extensions= .tif |size_compressed= |size_uncompressed= |tile_size= on command |tiles_total= 1 |comment= While ETOPO have to be the whole earth, this once can be a selected area such as Spain, and thus 'may be' more convenient for country-size project.|editor_note=}}<!-- Résolution par pixel : à l'équateur 928 m (Est-Ouest) – 921 m (Nord-Sud) ; à 82° de latitude 130 m (E-O) – 931 m (N-S). Précision verticale : très variable en fonction de la source utilisée, 9 m RMSE (Nouvelle-Zélande, 0,2% des donnés, précision la meilleure) ; 18 m RMSE (50% des données) ; 304 m RMSE (Pérou, 0,1% des données, précision la plus mauvaise).
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NASA [[Shuttle Radar Topography Mission]] (SRTM) Digital Elevation Model. Including SRTM1 (1 arch-sec = 31m), SRTM3 (3 arch-sec = 93m), SRTM30 (30 arch-sec = 930m). [http://dds.cr.usgs.gov/srtm/version2_1/Documentation/SRTM_Topo.pdf Documentation], [http://www2.jpl.nasa.gov/srtm/ introduction]. WGS84/EGM96 geoid?
* {{Cite GIS |name=ASTER|url_download=http://demex.cr.usgs.gov/DEMEX/ |publisher= NASA / USGS |year= ? |license= [http://www.usgs.gov/visual-id/credit_usgs.html Public Domain] |tag= standard |url_doc= |layers= topography |precision_max= 31m (1"arch) |covered_area= World (landmass only) |datum= WGS 84 |extensions= .tif |size_compressed= |size_uncompressed= |tile_size= on command |tiles_total= 1 |editor_note= The finest topographic we have, still some distortions know.}}<!-- ASTER, SRTM1 et SRTM3 -->
* {{Cite GIS |name= SRTM3 |url_download= http://demex.cr.usgs.gov/DEMEX/ |publisher= NASA / USGS |year= 2000 |license= [http://www.usgs.gov/visual-id/credit_usgs.html Public Domain___domain] |tag= standard |url_doc= http://dds.cr.usgs.gov/srtm/version2_1/Documentation/SRTM_Topo.pdf |layers= topography |precision_max= 93m (3"arch) |covered_area= 60⁰N-56⁰S (landmass only) |datum= WGS 84 |extensions= .tif |size_compressed= |size_uncompressed= |tile_size= on command |tiles_total= 1 |editor_note=}}
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** Former download system: {{Cite GIS |name= SRTM3 v2 (tiles download) |url_download= http://dds.cr.usgs.gov/srtm/version2_1/SRTM3 |publisher= NASA / USGS |year= 2000 |license= Public Domain |url_doc= http://dds.cr.usgs.gov/srtm/version2_1/Documentation/SRTM_Topo.pdf |layers= topography |precision_max= 93m (3"arch) |covered_area= 60⁰N-56⁰S (landmass only) |datum= WGS 84 |extensions= .zip → .hgt |size_compressed= ~2Mo each |size_uncompressed= ~4Mo each |tile_size= 1⁰ x 1⁰arch |tiles_total= ~20.000 |comment = perfect for small areas anywhere in the world. |editor_note=Former system, far more difficult to manage.}}
** Former download system: {{Cite GIS|name=SRTM3 v4 |url_download=http://srtm.csi.cgiar.org/SELECTION/inputCoord.asp |publisher=[[CGIAR]]-CSI |year= 2008? |license=Non commercial |tag= danger |url_doc=http://srtm.csi.cgiar.org/index.asp |layers=topography |precision_max=90m (3"arch) |covered_area= 60⁰N-56⁰S (landmass only) |datum=WSG 84 |projection= ? |extensions= .zip → .shp |size_compressed=~6Mo |size_uncompressed=~25Mo |tile_size=5⁰x5⁰arch |tiles_total= ~1,000 |comment= <u>Non commercial license not compatible with Wikipedia.</u> Perfect for small areas all around the world. Complex to manage (many tiles). nb: CGIAR-CSI = Consultative Group on International Agricultural Research, Consortium for Spatial Information. |editor_note= }}
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* {{Cite GIS |name= SRTM1 |url_download= http://demex.cr.usgs.gov/DEMEX/ |publisher= NASA / USGS |year=2000 |license=[http://www.usgs.gov/visual-id/credit_usgs.html Public Domain] |url_doc= http://dds.cr.usgs.gov/srtm/version2_1/Documentation/SRTM_Topo.pdf |url_doc= http://dds.cr.usgs.gov/srtm/version2_1/Documentation/SRTM_Topo.pdf
|layers=topography |precision_max=31m (1"arch) |covered_area=[http://dds.cr.usgs.gov/srtm/version2_1/SRTM1/Region_definition.jpg USA and dependencies] (landmass only) |datum=WGS 84 |projection = ? |extensions= → .tif |size_compressed= |size_uncompressed= |tile_size= on command |tiles_total= 1 |comment=USA only. |editor_note=}}
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|layers=topography |precision_max=31m (1"arch) |covered_area=[http://dds.cr.usgs.gov/srtm/version2_1/SRTM1/Region_definition.jpg USA and dependencies] (landmass only) |datum=WGS 84 |projection = ? |extensions= .zip→.hgt |size_compressed= ~4Mo |size_uncompressed= ~30Mo |tile_size= 1⁰ x 1⁰arch |tiles_total= |comment = Files names from the lower-left corner's coordinates (ex: N48E001.hgt.zip) |editor_note= }}
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* {{Cite GIS |name=SRTM30 |url_download=http://dds.cr.usgs.gov/srtm/version2_1/SRTM30 |publisher= NASA |year= 2000 |license= [http://www.usgs.gov/visual-id/credit_usgs.html Public Domain] |url_doc= http://dds.cr.usgs.gov/srtm/version2_1/Documentation/SRTM_Topo.pdf |layers= topography |precision_max= 930m (30"arch) |covered_area= 60⁰N-56⁰S (landmass only) |datum= WGS 84 |extensions= .zip → 12 files |size_compressed=<!-- various--> |size_uncompressed= ? |tile_size= 50°lat x 40°long |tiles_total= ? |comment = For very large maps anywhere in the world. Is a merge of SRTM and GTOPO30. File namimg from the top-left corner's coordinates. 12 files in the online folder, 10 are useful (to exclude: <tt>*.jpg.zip</tt> et <tt>*.gif.zip</tt>, which are previews). In [[3DEM]], après avoir décompressé ces 10 fichiers, sélectionner l'option <tt>GTOPO30&nbsp;Tile</tt> puis dans la nouvelle fenêtre représentant la carte du monde, centrer le cadre sur la région d'intérêt et spécifier comme projection <tt>Lat/Lon</tt>. Naviguer dans l'arborescence et sélectionner le fichier <tt>.DEM</tt>.|editor_note= }}
* {{Cite GIS |name=SRTM Water Body Data (SWBD) |url_download=http://dds.cr.usgs.gov/srtm/version2_1/SWBD |publisher= NASA |year= 2000 |license= [http://www.usgs.gov/visual-id/credit_usgs.html Public Domain] |url_doc=http://dds.cr.usgs.gov/srtm/version2_1/SWBD/SWBD_Documentation/SWDB_Product_Specific_Guidance.pdf |layers= water bodies (major rivers, lakes, coastlines) |precision_max= 31m (1"arch) |covered_area= 60⁰N-56⁰S (landmass only) |datum= WGS 84 |extensions= .zip → .shp |size_compressed= |size_uncompressed= |tile_size= 1⁰ x 1⁰arch |tiles_total= |comment= Vector layer, for waterways, lakes, and very precise coastline base on the sea's average level. |editor_note= }}<!--
 
 
*U.S. Geological Survey (USGS) [http://eros.usgs.gov/#/Find_Data/Products_and_Data_Available/gtopo30_info GTOPO30]
::Carte topographique mondiale réalisée en 1996 à partir de huit sources différentes. Alternative aux SRTM30 pour les régions non couvertes par ces fichiers. Carte découpée en 33 zones géographiques / fichiers compressés. Projection Lat/Lon ; système géodésique WGS84. Résolution de 30 sec. d'arc. Résolution par pixel : à l'équateur 928 m (Est-Ouest) – 921 m (Nord-Sud) ; à 82° de latitude 130 m (E-O) – 931 m (N-S). Précision verticale : très variable en fonction de la source utilisée, 9 m RMSE (Nouvelle-Zélande, 0,2% des donnés, précision la meilleure) ; 18 m RMSE (50% des données) ; 304 m RMSE (Pérou, 0,1% des données, précision la plus mauvaise).
 
*NGDC [http://www.ngdc.noaa.gov/mgg/topo/globe.html GLOBE]
::Carte topographique mondiale développée à partir de deux sources, dont la GTOPO30 qui devrait donc être de meilleure qualité que cette dernière. Découpée en 16 fichiers compressés.
(not working) [http://www.ngdc.noaa.gov/mgg/topo/gltiles.html GLOBE] (topography)
*16 files/tiles to cover the all the Earth (landmass)
*medium quality; unzipped landmass file is ~1.8GB -->
 
== Water bodies ==