Data produced as part of ESA Terrafirma project. The PSI processing has been carried out by AI (
[email protected]). PSI processing used 42 scenes of ERS data. Number of of points = 2719, Point density = 77.71 PS/km2, Reference point location is lon: 24.5112500432, lat: 58.3816158208. Terrafirma service providers have been validated by the ESA funded ValProj (http://www.terrafirma.eu.com/product_validation.htm) and passed an assessment to be a certified service provider.