Defines the solar spectral irradiance spectral power distribution used in various plotting objects.
References
[1] | Renewable Resource Data Center. (2003). Reference Solar Spectral Irradiance: ASTM G-173. Retrieved August 23, 2014, from http://rredc.nrel.gov/solar/spectra/am1.5/ASTMG173/ASTMG173.html |
Extraterrestrial Radiation (solar spectrum at top of atmosphere) at mean Earth-Sun distance.
ASTM_G_173_ETR : SpectralPowerDistribution