library(lubridate) library(ggplot2) library(StreamMetabolism) library(xts) library(reshape) library(scales) DE_21073 <- sunrise.set(53.45448029649272,9.977045059204102, "2023/01/01", timezone="MET", num.days=370) sunrise <- DE_21073$sunrise sunset <- DE_21073$sunset sunrise <- strftime(sunrise, format="%R", tz="MET") sunset <- strftime(sunset, format="%R", tz="MET") DE_21073["sr"] <- as.POSIXct(sunrise, format = "%H:%M") DE_21073["ss"] <- as.POSIXct(sunset, format = "%H:%M") DE_21073["timestamp"] <- align.time(DE_21073$sunrise, 60*10) DE_21073 <- DE_21073[c("timestamp", "sr", "ss")] locsrss <- ggplot(DE_21073, aes(x=DE_21073$timestamp)) + geom_line(aes(y=DE_21073$sr)) + geom_line(aes(y=DE_21073$ss)) + labs(title = " Sonnenauf-/Sonnenuntergang - DE_21073 2023", x = "Datum", y = "Zeit") pdf("DE_21073_SA_SU.pdf", paper="a4r", width=11) locsrss dev.off() png(filename="DE_21073_SA_SU.png", width = 1400, height = 800, units = "px") locsrss dev.off() DE_21073["Sonnenaufgang"] <- strftime(DE_21073$sr, format="%H:%M") DE_21073["Sonnenuntergang"] <- strftime(DE_21073$ss, format="%H:%M") write.table(DE_21073, file="DE_21073_SaSu.csv", dec=',', sep=';', row.names=FALSE)