FAQ

Default solution folder, feel free to edit or delete it.

How does SolarGIS data compare to NREL TMY3 data?
  NREL TMY3 data are available for only specific locations. Whereas SolarGIS is a satellite-derived irradiance database with continuous availability at sp...
Thu, 13 Nov, 2014 at 10:49 PM
Does the SolarGIS model account for dust and pollution in the air?
 Yes, the SolarGIS model does account for dust and pollution in the air. To account for atmospheric aerosol content (haze, dust, particulate air pollutants,...
Thu, 13 Nov, 2014 at 10:52 PM
What are the advantages of using daily values of aerosol data instead of monthly averages?
  Unlike some other satellite-based models, which use monthly averages of aerosol data as input, the SolarGIS model uses daily values of aerosol inputs. A...
Thu, 13 Nov, 2014 at 10:53 PM
What method is used for calculation of global tilted irradiation?
We use the Perez model for calculation of Global Tiled Irradiation (GTI) from Global Horizontal Irradiation (GHI) and Direct Normal Irradiation (DNI).
Thu, 20 Nov, 2014 at 10:57 AM
What is the accuracy of SolarGIS data?
  Accuracy of satellite-based model such as SolarGIS can be characterized by following performance indicators:   1. Bias - characterizes systemati...
Fri, 21 Nov, 2014 at 3:05 PM