90.93 Standard confirmed Jun 22, 2026
ISO
ISO/TC 20/SC 14 Space systems and operations
International Standard
49.140 Space systems and operations
ISO 21348:2007 specifies the process for determining solar irradiances and is applicable to measurement sets, reference spectra, empirical models, theoretical models, and solar irradiance proxies or indices that provide solar irradiance products representing parts or all of the solar electromagnetic spectrum. Its purpose is to create a standard method for specifying all solar irradiances for use by space systems and materials users.
PUBLISHED
ISO 21348:2007
90.93
Standard confirmed
Jun 22, 2026