sunsetter2

Calculate the sunrise and sunset times for a given set of date and location combinations

sunsetter2(df, dates, lat, lng)

Arguments

df

A dataframe containing the dates, latitudes and longitudes

dates

A vector of dates contained in the dataframe

lat

A vector of latitudes contained in the dataframe

lng

A vector of longitudes contained in the dataframe

Value

dataframe containing the dates, latitudes, longitudes, sunrise time and sunset time.

Details

This function uses the sunrise-sunset API to calculate the sunrise and sunset times for a given set of date and location combinations.

See also

Other temporal: sunsetter()

Author

Sander Devisscher

Examples

if (FALSE) { # \dontrun{
# create a dataframe with dates, latitudes and longitudes
df <- data.frame(dates = c("2021-01-01", "2021-01-01", "2020-12-25"),
                 location = c("Brussels", "Amsterdam", "Brussels"),
                 lat = c(50.866572, 52.367573, 50.866572),
                 lng = c(4.350309, 4.904138, 4.350309),
                 remarks = c("New Year's Day", "New Year's Day", "Christmas Day"))

# calculate the sunrise and sunset times for the dataframe
sunsets <- sunsetter2(df)

# add the sunrise and sunset times to the dataframe
df <- dplyr::bind_cols(df, sunsets %>% dplyr::select(-dates))
df
} # }