sirad: Functions for Calculating Daily Solar Radiation and Evapotranspiration

Calculating daily global solar radiation at horizontal surface using several well-known models (i.e. Angstrom-Prescott, Supit-Van Kappel, Hargreaves, Bristow and Campbell, and Mahmood-Hubbard), and model calibration based on ground-truth data, and (3) model auto-calibration. The FAO Penmann-Monteith equation to calculate evapotranspiration is also included.

AuthorJedrzej S. Bojanowski
Date of publication2016-10-17 18:00:59
MaintainerJedrzej S. Bojanowski <>

View on R-Forge

Questions? Problems? Suggestions? or email at

All documentation is copyright its authors; we didn't write any of that.