Services for Professionals in Solar Energy and Radiation

• Other sources of solar irradiation data
• Ground station data: strenghts and weaknesses

Name	Period covered by these data
PV-GIST (ESRA)	1981 - 1990	Maybe interpolations.
Satel-light	1996 - 2000
NASA-SSE	1983 - 2003	Worldwide coverage, global radiation data. Temporal resolution: daily.
AERONET	?	worldwide network of ground stations, updated
World Radiometric Network Source: WRDC. Click here to magnify.	1966 - onwards	Worldwide network of WMO ground stations. Still actualised. Difficult to access since 1994. Access provided by NREL
ENMETSOL (of the University of Oldenburg)	?	Worldwide network of ground stations, updated. Contact: elke.lorenz@uni-oldenburg.de. Temporal and spatial resolution of Meteosat (i.e. 30 min before Feb 2004).
SOLEMI (DLR)	?	Link to the SOLEMI database
product METEONORM (METEOTEST)	?	They have a database of ground station data values, but it is not available for the public. What is sold is temporal series of hourly synthetic data, by synthetic we hear typical mean year values.

Top of page

some wrong values due to limited malfunctions of the trackers that host the irradiance sensors

Top of page