venus_sunset: Track of venus during sunset for a given period

Description Usage Arguments Value Note Author(s) See Also Examples

View source: R/venus_sunset.R

Description

Track of venus during sunset for a given period

Usage

1
venus_sunset(JD, latitude, days = 365, label_interval = 10)

Arguments

JD

The starting time of the track in Julian Date

latitude

Latitude in decimal degree

days

Number of days to compute

label_interval

Intervals for the labels in days

Value

Figure and the corresponding data frame.

Note

The azimuth is measured westward from the south.

Author(s)

Jinlong Zhang jinlongzhang01@gmail.com

See Also

venus_sunrise

Examples

1
venus_sunset(CAADate_DateToJD(2012, 1, 1, TRUE), latitude = 45, days = 365, label_interval = 20 )

helixcn/ephem documentation built on March 31, 2021, 5:45 a.m.