antizenith: Declination of the anti-zenith sun for a given location

Description Usage Arguments See Also Examples

View source: R/events.R

Description

This function returns the declination of the sun when it is at the anti-zenith, or nadir, for a given location. If this phenomena does not occur at given location (i.e. if location is outside the tropical band) the function returns a NULL value.

Usage

1

Arguments

loc

This can be either the latitude of the location, or a skyscapeR.horizon object.

See Also

jS, dS, eq, zenith

Examples

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# Anti-zenith sun declination for Mexico City:
antizenith(19.419)

# There is no anti-zenith sun phenomena in London:
antizenith(51.507)

f-silva-archaeo/skyscapeR documentation built on Jan. 22, 2019, 8:11 a.m.