Data produced as part of ESA Terrafirma project. The PSI processing has been carried out by FNPA (
[email protected]). PSI processing used 32 scenes of ERS-1 ERS-2 data. Number of of points = 7662, Point density = 9 PS/km2, Reference point location is lon: 25.2219095153, lat: 54.669287814. 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.