cie

17-29-133

direct solar irradiance

Ee,s

irradiance produced by direct solar radiation on a horizontal surface on the Earth

Note 1 to entry: The direct solar irradiance is expressed in watt per square metre (W·m−2).

Note 2 to entry: This entry was numbered 17-322 in CIE S 017:2011.

Publication date: 2020-12
Copyright © CIE 2020. All Rights Reserverd.