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extraterrestrial solar irradiance
solar irradiance incident on the outer limit of the Earth's atmosphere considering the whole solar spectrum
Note 1 to entry: The extraterrestrial solar irradiance is expressed in watt per square metre (W⋅m−2).
Note 2 to entry: This entry was numbered 845-09-77 in IEC 60050-845:1987.
Note 3 to entry: This entry was numbered 17-424 in CIE S 017:2011.