Greater Toronto Area (GTA) Orthophotography Project 2005Coordinate system: 26917 - "NAD83 / UTM zone 17N" Abstract:The Greater Toronto Area Orthophotography (2005) data set consists of 20 cm true colour digital orthophotography, collected in the spring of 2005 by First Base Solutions. This data encompasses the regions of Durham, Halton, Hamilton, Peel, Toronto and York and is provided in two formats: 1km x 1km photo tiles or municipal mosaics. The tiled data consists of 9154 individual seamless files. The mosaiced data is divided along municipal boundaries as follows: Durham (Ajax, Brock, Clarington, Oshawa, Pickering, Scugog, Uxbridge and Whitby); Halton (Burlington, Halton_Hills and Oakville); Hamilton (Central, North and South); Peel (Brampton, Caledon East, Caledon West and Mississauga); Toronto (Central, East and West) York (Aurora, Georgina, Gwillimbury, King, Markham, Newmarket, Richmond Hill, Stouffville and Vaughan) The aerial photography was collected during April, 2005. |
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Metadata Information
Language: eng; CANLast Update: 2013-04-16Other Maintenance Requirements:8da7e760-a0f5-4177-a549-f76f158ebdc5Metadata Contact:Scholars Portal, Ontario Council of University Libraries Toronto Ontario, CanadaContact Instructions:gis@scholarsportal.infoMetadata Standard:North American Profile of ISO19115:2003 - Geographic Information -
Citation Information
Ontario Ministry of Natural Resources Peterborough Ontario, CanadaThemes or Categories of the Resource: imageryBaseMapsEarthCoverKeywords:Aerial photo, Aerial photograph, Aerial photography, Image, Imagery, Orthoimage, Orthorectified, Orthophoto, Orthophotography, Remote sensing, Air photo, Air photosAERIAL PHOTOGRAPHYAerial photography, Photographie aérienne, Remote sensing, TélédétectionPlace Keywords:Continent > North America > Canada > OntarioPurpose:This imagery provides high-resolution, true colour aerial coverage for the Greater Toronto Area. This data serves as a valuable information resource, providing a spatial context to features existing on the landscape in 2005.Dataset Language:Status: completedUpdate Frequency: asNeededSpatial Representation Type: gridProcessing Environment:The digital imagery tiles are provided in GeoTIFF and MrSID formats while the municipal mosaics are provided as MrSID files. Both GeoTIFF and MrSID images can be accessed through image software that support these formats. Alternatively, Geographic Information Systems can be used to view the imagery within a spatial context.ExtentWest Longitude: -80.275640East Longitude: -78.395639North Latitude: 44.538924South Latitude: 43.018482
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Spatial Representation - Grid:
Number of dimensions: 2Axis dimensions properties: -
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Distribution Information
Distributor:Ministry of Natural Resources Peterborough Ontario, Canada