NEXTMap 6 - Elevation Data (Streaming)
Provides NEXTMap 6 DSM and DTM at 6 meter resolution.
Description
A data block that provides streamed high resolution elevation data acquired on a global basis. The datasets are available as a digital terrain model (DTM) and digital surface model (DSM).
See different versions of this block on the marketplace:
- NEXTMap 6 - Elevation Data (Streaming)
- NEXTMap 6 DSM - Elevation Data (Streaming)
- NEXTMap 6 DTM - Elevation Data (Streaming)
Technical information
Description
- The DSM is hydro-enforced and includes surface elevations from terrain, vegetation and cultural features (buildings, roads).
- The DTM is hydro-enforced and includes the bare earth, where surface features (buildings, vegetation etc.) have been removed.
Compatible blocks
- K-Means Clustering
- RF Viewshed
- Viewshed
Geographic coverage
The datasets are available worldwide. Please note that the coverage for DSM and DTM can differ.
Data coverage for Nextmap 6m DTM
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Data coverage for Nextmap 6m DSM
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For more information about data coverage, please refer to the Intermap website.
Dataset information
Specifications | Description |
---|---|
Spatial resolution | 6 m |
Vertical accuracy | 1.6 m (LE90) |
Horizontal accuracy | 3.5 m (CE90) |
Image type | Radar (IFSAR) |
Acquisition date | Data acquisition upon request |
Bit depth per pixel | 32-bit |
Horizontal coordinate system | WGS84 |
Vertical coordinate system | EGM2008 |
Can be reused in an UP42 workflow | No |
Limitations
- The streamed image or any derived dataset that contains the original pixel values can't be downloaded. For more information about the end user license agreement, please refer to the marketplace.
- The minimum AOI size is 25 km2.
How it works
Supported JSON parameters | Default value | Min | Max | Examples | |
---|---|---|---|---|---|
clip_to_aoi | true | n.a. | n.a. | "clip_to_aoi": true | |
bbox /intersects | null | 25 km2* | n.a. | Please check the examples from the JSON parameters. |
Examples
Example based on a workflow created with the data block NEXTMap 6 - Elevation Data (Streaming) and RFViewshed:
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Capabilities
Output
raster
up42_standard | |
---|---|
bands | [
"dsm",
"dtm"
] |
dtype | float |
format | GTiff |
resolution | 6 |
To know more please check the block capabilities specifications.