is.night: determines if measurement was taken during the night

Description Usage Arguments Value Author(s) See Also

Description

determines if measurement was taken during the nighttime

Usage

1
is.night(datetimes, lat)

Arguments

datetimes

Vector of dates as POSIXct or POSIXlt (see DateTimeClasses) format

lat

Single latitude value of site. South should be negative, north positive

Value

a boolean vector of same length as datetimes

Author(s)

Luke A. Winslow

See Also

is.day sun.rise.set


clairervh/LakeMetabolizer documentation built on May 12, 2019, 2:05 p.m.