GRASS GIS 8.3.3dev Reference Manual: Topic solar

Note: This document is for an older version of GRASS GIS that has been discontinued. You should upgrade, and read the current manual page.

Topic: solar

r.horizon	Computes horizon angle height from a digital elevation model.
r.sun	Solar irradiance and irradiation model.
r.sunhours	Calculates solar elevation, solar azimuth, and sun hours.
r.sunmask	Calculates cast shadow areas from sun position and elevation raster map.

See also the corresponding keyword solar for additional references.