Solar Energy Services for Professionals
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Astronomy - Sun Course

 A problem of units ?
of terminology ?
Consult the Education service.

Service name
Brief description Spatial coverage
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astronomy
Sun / Earth Geometry
Solar Declination, Distance Earth to Sun, Difference True and Mean Solar Time Worldwide
 MINES ParisTech - Armines
Daylength - Sunrise and Sunset Worldwide
 MINES ParisTech - Armines
Position of the Sun in the Sky (applet Java) Worldwide
 MINES ParisTech - Armines

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ToA and E0
Extraterrestrial and Top of Atmosphere Radiation
Extraterrestrial irradiance (E0), i.e. received by a plane normal to sun rays and outside the atmosphere Worldwide
 MINES ParisTech - Armines
Top of Atmosphere (ToA) radiation, i.e. received by a horizontal surface and outside the atmosphere Worldwide
 MINES ParisTech - Armines

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