library(lubridate) library(ggplot2) library(StreamMetabolism) library(xts) library(reshape) library(scales) Frankfurt_Main <- sunrise.set(50.1109221,8.6821267, "2024/01/01", timezone="MET", num.days=370) sunrise <- Frankfurt_Main$sunrise sunset <- Frankfurt_Main$sunset sunrise <- strftime(sunrise, format="%R", tz="MET") sunset <- strftime(sunset, format="%R", tz="MET") Frankfurt_Main["sr"] <- as.POSIXct(sunrise, format = "%H:%M") Frankfurt_Main["ss"] <- as.POSIXct(sunset, format = "%H:%M") Frankfurt_Main["timestamp"] <- align.time(Frankfurt_Main$sunrise, 60*10) Frankfurt_Main <- Frankfurt_Main[c("timestamp", "sr", "ss")] locsrss <- ggplot(Frankfurt_Main, aes(x=Frankfurt_Main$timestamp)) + geom_line(aes(y=Frankfurt_Main$sr)) + geom_line(aes(y=Frankfurt_Main$ss)) + labs(title = " Sonnenauf-/Sonnenuntergang - Frankfurt_Main 2024", x = "Datum", y = "Zeit") pdf("Frankfurt_Main_SA_SU.pdf", paper="a4r", width=11) locsrss dev.off() png(filename="Frankfurt_Main_SA_SU.png", width = 1400, height = 800, units = "px") locsrss dev.off() Frankfurt_Main["Sonnenaufgang"] <- strftime(Frankfurt_Main$sr, format="%H:%M") Frankfurt_Main["Sonnenuntergang"] <- strftime(Frankfurt_Main$ss, format="%H:%M") write.table(Frankfurt_Main, file="Frankfurt_Main_SaSu.csv", dec=',', sep=';', row.names=FALSE)