library(lubridate) library(ggplot2) library(StreamMetabolism) library(xts) library(reshape) library(scales) Eilenburg <- sunrise.set(51.4597557,12.617702000000008, "2021/01/01", timezone="MET", num.days=370) sunrise <- Eilenburg$sunrise sunset <- Eilenburg$sunset sunrise <- strftime(sunrise, format="%R", tz="MET") sunset <- strftime(sunset, format="%R", tz="MET") Eilenburg["sr"] <- as.POSIXct(sunrise, format = "%H:%M") Eilenburg["ss"] <- as.POSIXct(sunset, format = "%H:%M") Eilenburg["timestamp"] <- align.time(Eilenburg$sunrise, 60*10) Eilenburg <- Eilenburg[c("timestamp", "sr", "ss")] locsrss <- ggplot(Eilenburg, aes(x=Eilenburg$timestamp)) + geom_line(aes(y=Eilenburg$sr)) + geom_line(aes(y=Eilenburg$ss)) + labs(title = " Sonnenauf-/Sonnenuntergang - Eilenburg 2021", x = "Datum", y = "Zeit") pdf("Eilenburg_SA_SU.pdf", paper="a4r", width=11) locsrss dev.off() png(filename="Eilenburg_SA_SU.png", width = 1400, height = 800, units = "px") locsrss dev.off() Eilenburg["Sonnenaufgang"] <- strftime(Eilenburg$sr, format="%H:%M") Eilenburg["Sonnenuntergang"] <- strftime(Eilenburg$ss, format="%H:%M") write.table(Eilenburg, file="Eilenburg_SaSu.csv", dec=',', sep=';', row.names=FALSE)