calc_daylight_hours: Calculate number of daylight hours

Description Usage Arguments Value References

View source: R/meeus__daylight_hours.R

Description

Returns the number of daylight hours for a given latitude and time of year.

Usage

1
calc_daylight_hours(month, day, year, latitude)

Arguments

month

Month of year (1-12)

day

Day of month (1-31)

year

Year (YYYY)

latitude

Latitude of station, in decimal degrees?

Value

Number of daylight hours

References

Meeus, J.H., 1991, Astronomical algorithms: Willmann-Bell, Incorporated, 477 p.


smwesten-usgs/swbr documentation built on Nov. 27, 2019, 2:07 p.m.