City Data Packages
City Data Package @ 5m
Australian Capital Territory, Australia
Data Features
- Covers client specified dense urban sprawls
- Resolution: 5 meters
- Layers: Digital Terrain Model (DTM), Vectors, Clutter (Land Use), Orthoimage
- Parcel (encompassed between road/street network) based data creation approach
Input Sources
- Medium to High resolution mono satellite imagery (QuickBird, IKONOS,
CARTOSAT, IRS PAN, ALOS PRISM, SPOT5), available topographic mapping, imagery
available over Google Earth as reference
Accuracy
- Planimetric: +/- 2.5 to 5 meters
- Altimetric: +/- 5 to 10 meters
City Data Package @ 10m
Data Features
- Covers client specified urban sprawls
- Resolution: 10 meters
- Layers: Digital Terrain Model (DTM), Vectors, Clutter (Land Use), Orthoimage
Input Sources
- Medium resolution satellite imagery (IRS PAN, ALOS AVNIR, ASTER, SPOT5), available topographic mapping
Accuracy
- Planimetric: +/- 10 to 12.5 meters
- Altimetric: +/- 5 to 10 meters
City Data Package @ 20m
Data Features
- Covers specified city areas
- Resolution: 20 meters
- Layers: Digital Terrain Model (DTM), Vectors, Clutter (Land Use), Orthoimage
Input Sources
- Medium resolution satellite imagery (IRS LISS III, ASTER, Landsat), available topographic mapping
Accuracy
- Planimetric: +/- 25 meters
- Altimetric: +/- 10 to 20 meters