Elevation grid for Central Asia at 30 arc-second ( about 1 km) resolution derived from the global GTOPO30 grid
OriginatorInternational Center for Agricultural Research in the Dry Areas (ICARDA)
Publication Date2008
TitleCentral Asia: elevation
Geospatial Data Presentation Formraster digital data
Other Citation DetailsDe Pauw, E. 2008. ICARDA Regional GIS Datasets for Central Asia: Explanatory Notes. GIS Unit Technical Bulletin. International Center for Agricultural Research in the Dry Areas (ICARDA), Aleppo, Syria.
Online Linkagehttp://gu.icarda.org/geocms/public/en/cms/metadata/index/119/Central+Asia%3A+elevation/
AbstractElevation grid for Central Asia at 30 arc-second ( about 1 km) resolution derived from the global GTOPO30 grid
PurposeGeneral-purpose use for hydrological or climatological applications and terrain studies
Supplemental InformationUnits are in meter above or below (-) mean sea level
Range of Dates/Times
Currentness Referenceground condition
ProgressComplete
Maintenance and Update FrequencyIrregular
West Bounding Coordinate46.491856
East Bounding Coordinate87.308522
North Bounding Coordinate55.432761
South Bounding Coordinate35.141094
Theme Keyword ThesaurusREQUIRED: Reference to a formally registered thesaurus or a similar authoritative source of theme keywords.
Theme Keywordelevation
Theme KeywordDEM
Theme KeywordGTOPO30
Theme Keyworddigital elevation model
Place KeywordCentral Asia
Place KeywordTajikistan
Place KeywordTurkmenistan
Place KeywordKazakhstan
Place KeywordUzbekistan
Place KeywordKyrgyzstan
Access ConstraintsOpen access policy: reproduction and distribution of this dataset is allowed subject to proper citation (see cross-reference)
Use ConstraintsSee GTOPO30 web site
Contact PersonICARDA, Geoinformatics Unit
Contact OrganizationICARDA
Contact PositionICARDA, Geoinformatics Unit
Contact Voice Telephone+963-21-2213433
Contact Voice Telephone+963-21-2169-2470
Contact Electronic Mail Addressicarda-gisu@cgiar.org
Browse Graphic File Namehttp://geonet.icarda.cgiar.org/geonetwork/data/regional/cacilm/Topography/thumbnail/Elevation_A3.jpg
Browse Graphic File DescriptionMap with 10 elevation classes, created by export from a ArcGIS project using A3 size and 90 dpi
Browse Graphic File TypeJPEG
Browse Graphic File Namehttp://geonet.icarda.cgiar.org/geonetwork/data/regional/cacilm/Topography/map/Elevation_A3.tif
Browse Graphic File DescriptionMap with 10 elevation classes, created by export from a ArcGIS project using A3 size and 300 dpi
Browse Graphic File TypeTIFF
Data Set CreditBashar Nseir, Layal Atassi, and Fawaz Tulaymat have been involved at one time or another in the GIS processing of this and similar datasets of the GIS Unit
Security ClassificationUnclassified
TitleGTOPO30 1-km global digital elevation model
Other Citation DetailsGesch D.B. and Larson K.S., 1996. Techniques for development of global 1-kilometer digital elevation models. In: Pecora Thirteen, Human interactions with the environment.
Attribute Accuracy
Horizontal Positional Accuracy
Vertical Positional Accuracy
Process DescriptionData taken from GTOPO30 DEM, clipped for Central Asia using as mask the country boundaries of the Digital Chart of the World.
Direct Spatial Reference MethodRaster
Raster Object TypeGrid Cell
Row Count2435
Column Count4898
Vertical Count1
Latitude Resolution0.000000
Longitude Resolution0.000000
Geographic Coordinate UnitsDecimal degrees
Planar Coordinate Encoding Methodrow and column
Abscissa Resolution0.008333
Ordinate Resolution0.008333
Horizontal Datum NameD_WGS_1984
Ellipsoid NameWGS_1984
Semi-major Axis6378137.000000
Denominator of Flattening Ratio298.257224
Entity Type Labelelevat.vat
Attribute LabelRowid
Attribute DefinitionInternal feature number.
Attribute Definition SourceESRI
Unrepresentable DomainSequential unique whole numbers that are automatically generated.
Attribute LabelVALUE
Attribute LabelCOUNT
Contact PersonEddy De Pauw
Contact PositionHead GIS Unit
Contact Electronic Mail Addresse.de-pauw@cgiar.org
Resource DescriptionDownloadable Data
Distribution LiabilityICARDA declines all responsibility for errors or deficiencies in the database or in the documentation accompanying it, for maintenance or for updating the database. Users are however kindly requested to report any errors or deficiencies in this product to ICARDA.ICARDA is no authority on country boundaries and follows UN practice regarding country boundary location, as indicated on the United Nations Cartographic Website: http://www.un.org/Depts/Cartographic/english/htmain.htm
Transfer Size8.830
Technical PrerequisitesArcGIS, or ArcView with Spatial Analyst extension. Metadata can be read directly in ArcCatalog or in a Web browser using the HTML pages provided separately.
Metadata Date20090203
Contact PersonEddy DE PAUW
Contact OrganizationInternational Center for Agricultural Research in Dry Areas (ICARDA)
Contact PositionConsultant, Geoinformatics Unit
Address Typemailing address
AddressICARDA, P.O. Box 114/5055
CityBeirut
State or ProvinceBeirut
Postal CodeREQUIRED: The ZIP or other postal code of the address.
CountryLebanon
Contact Voice Telephone+963-2169-2470
Metadata Standard NameFGDC Content Standards for Digital Geospatial Metadata
Metadata Standard VersionFGDC-STD-001-1998
Metadata Time Conventionlocal time
Metadata Access ConstraintsNone
Metadata Use ConstraintsNone
Online Linkagehttp://www.esri.com/metadata/esriprof80.html
metprofESRI Metadata Profile
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Africa Asia Australia and Oceania Central America and the Caribbean Europe Middle East and North Africa North America South America
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