MeTo (version 0.1.1)

ws: Sunset hour angle

Description

Sunset hour angle for given latitude and solar declination (SolarDec).

Usage

ws(x, lat.rad)

Arguments

x

date-time object or day of the year

lat.rad

latitude [rad]

Value

Sunset hour angle

Details

References

Allen, R. G., Pereira, L. S., Raes, D., & Smith, M. (1998). Crop evapotranspiration-Guidelines for computing crop water requirements-FAO Irrigation and drainage paper 56. FAO, Rome, 300(9).

Examples

# NOT RUN {
ws(x = 246, lat.rad = -0.35)
# }