library(lubridate) library(ggplot2) library(StreamMetabolism) library(xts) library(reshape) library(scales) DE_michelstadt <- sunrise.set(49.6799613,9.0041618, "2021/01/01", timezone="MET", num.days=370) sunrise <- DE_michelstadt$sunrise sunset <- DE_michelstadt$sunset sunrise <- strftime(sunrise, format="%R", tz="MET") sunset <- strftime(sunset, format="%R", tz="MET") DE_michelstadt["sr"] <- as.POSIXct(sunrise, format = "%H:%M") DE_michelstadt["ss"] <- as.POSIXct(sunset, format = "%H:%M") DE_michelstadt["timestamp"] <- align.time(DE_michelstadt$sunrise, 60*10) DE_michelstadt <- DE_michelstadt[c("timestamp", "sr", "ss")] locsrss <- ggplot(DE_michelstadt, aes(x=DE_michelstadt$timestamp)) + geom_line(aes(y=DE_michelstadt$sr)) + geom_line(aes(y=DE_michelstadt$ss)) + labs(title = " Sonnenauf-/Sonnenuntergang - DE_michelstadt 2021", x = "Datum", y = "Zeit") pdf("DE_michelstadt_SA_SU.pdf", paper="a4r", width=11) locsrss dev.off() png(filename="DE_michelstadt_SA_SU.png", width = 1400, height = 800, units = "px") locsrss dev.off() DE_michelstadt["Sonnenaufgang"] <- strftime(DE_michelstadt$sr, format="%H:%M") DE_michelstadt["Sonnenuntergang"] <- strftime(DE_michelstadt$ss, format="%H:%M") write.table(DE_michelstadt, file="DE_michelstadt_SaSu.csv", dec=',', sep=';', row.names=FALSE)