CIE standard general sky

set of 15 sky luminance distributions which model the sky from heavily overcast sky to cloudless sky

Note 1 to entry: The relative luminance distributions are described in ISO 15469/CIE S 011 Spatial distribution of daylight – CIE standard general sky. The CIE standard clear sky is incorporated as a particular case, and the CIE standard overcast sky is added as a separate formula.

Note 2 to entry: This entry was numbered 17-167 in CIE S 017:2011.

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