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Layer: Photogrammetry Coverage GSI Ireland (ROI) ITM (ID: 0)

Name: Photogrammetry Coverage GSI Ireland (ROI) ITM

Display Field: BLOCK_ID

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: <DIV STYLE="text-align:Left;"><DIV><DIV><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Photogrammetry is a remote sensing technology, i.e. the technology is not in direct contact with what is being measured. From drone, aeroplane or helicopter, photographs are taken. Multiple overlapping photographs of the ground are taken. Precise measurements from the photographs can be taken to create topography maps.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>This data was collected using a drone carrying a digital camera in 2020.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>A software package was used extract points (X,Y,Z (x &amp; y coordinates) and z (height)) from the photographs. The data is then converted into gridded (GeoTIFF) data to create a Digital Surface Model of the earth.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>This data shows the areas in Ireland for which you can download photogrammetry data and contains links to download the data. </SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>This is a vector dataset. Vector data portray the world using points, lines, and polygons (areas).</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>The photogrammetry coverage is shown as polygons. Each polygon is 2000m by 2000m in size and holds information on:</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Location - County the data is located in.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Data Provider - Who provided the data.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Data URL - A link to download the raster data in 2000m by 2000m sections.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>General Comment - Licencing details.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Published Date - Date the data was published online.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Data Owner Identifier </SPAN></SPAN><SPAN><SPAN>–</SPAN></SPAN><SPAN><SPAN>Data owner.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Data Surveyor </SPAN></SPAN><SPAN><SPAN>–</SPAN></SPAN><SPAN><SPAN>Data collector.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>RMS Error - Root Mean Square Error in the z.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Capture Date -Date data was captured.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Resolution - Horizontal resolution of the data - grid cell size.</SPAN></SPAN></P><P STYLE="margin:0 0 14 0;"><SPAN><SPAN>Data Originator </SPAN></SPAN><SPAN><SPAN>–</SPAN></SPAN><SPAN><SPAN>Organisation the data originates from.</SPAN></SPAN></P></DIV></DIV></DIV>

Service Item Id: a983c49c28b84484a98d8d118ef011dd

Copyright Text: Contains Irish Public Sector Data (Geological Survey Ireland) licensed under a Creative Commons Attribution 4.0 International (CC BY 4.0) licence

Default Visibility: true

MaxRecordCount: 2000

Supported Query Formats: JSON, geoJSON, PBF

Min Scale: 0

Max Scale: 0

Supports Advanced Queries: true

Supports Statistics: true

Has Labels: false

Can Modify Layer: true

Can Scale Symbols: false

Use Standardized Queries: true

Supports Datum Transformation: true

Extent:
Drawing Info: Advanced Query Capabilities:
HasZ: false

HasM: false

Has Attachments: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field: null

Fields:
Supported Operations:   Query   Query Attachments   Generate Renderer   Return Updates

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