library(lubridate) library(ggplot2) library(StreamMetabolism) library(xts) library(reshape) library(scales) Eggenstein_leopldshafen <- sunrise.set(49.0788756,8.391582699999958, "2021/01/01", timezone="MET", num.days=370) sunrise <- Eggenstein_leopldshafen$sunrise sunset <- Eggenstein_leopldshafen$sunset sunrise <- strftime(sunrise, format="%R", tz="MET") sunset <- strftime(sunset, format="%R", tz="MET") Eggenstein_leopldshafen["sr"] <- as.POSIXct(sunrise, format = "%H:%M") Eggenstein_leopldshafen["ss"] <- as.POSIXct(sunset, format = "%H:%M") Eggenstein_leopldshafen["timestamp"] <- align.time(Eggenstein_leopldshafen$sunrise, 60*10) Eggenstein_leopldshafen <- Eggenstein_leopldshafen[c("timestamp", "sr", "ss")] locsrss <- ggplot(Eggenstein_leopldshafen, aes(x=Eggenstein_leopldshafen$timestamp)) + geom_line(aes(y=Eggenstein_leopldshafen$sr)) + geom_line(aes(y=Eggenstein_leopldshafen$ss)) + labs(title = " Sonnenauf-/Sonnenuntergang - Eggenstein_leopldshafen 2021", x = "Datum", y = "Zeit") pdf("Eggenstein_leopldshafen_SA_SU.pdf", paper="a4r", width=11) locsrss dev.off() png(filename="Eggenstein_leopldshafen_SA_SU.png", width = 1400, height = 800, units = "px") locsrss dev.off() Eggenstein_leopldshafen["Sonnenaufgang"] <- strftime(Eggenstein_leopldshafen$sr, format="%H:%M") Eggenstein_leopldshafen["Sonnenuntergang"] <- strftime(Eggenstein_leopldshafen$ss, format="%H:%M") write.table(Eggenstein_leopldshafen, file="Eggenstein_leopldshafen_SaSu.csv", dec=',', sep=';', row.names=FALSE)