library(lubridate) library(ggplot2) library(StreamMetabolism) library(xts) library(reshape) library(scales) Böhl_iggelheim <- sunrise.set(49.3666667,8.3166667, "2021/01/01", timezone="MET", num.days=370) sunrise <- Böhl_iggelheim$sunrise sunset <- Böhl_iggelheim$sunset sunrise <- strftime(sunrise, format="%R", tz="MET") sunset <- strftime(sunset, format="%R", tz="MET") Böhl_iggelheim["sr"] <- as.POSIXct(sunrise, format = "%H:%M") Böhl_iggelheim["ss"] <- as.POSIXct(sunset, format = "%H:%M") Böhl_iggelheim["timestamp"] <- align.time(Böhl_iggelheim$sunrise, 60*10) Böhl_iggelheim <- Böhl_iggelheim[c("timestamp", "sr", "ss")] locsrss <- ggplot(Böhl_iggelheim, aes(x=Böhl_iggelheim$timestamp)) + geom_line(aes(y=Böhl_iggelheim$sr)) + geom_line(aes(y=Böhl_iggelheim$ss)) + labs(title = " Sonnenauf-/Sonnenuntergang - Böhl_iggelheim 2021", x = "Datum", y = "Zeit") pdf("Böhl_iggelheim_SA_SU.pdf", paper="a4r", width=11) locsrss dev.off() png(filename="Böhl_iggelheim_SA_SU.png", width = 1400, height = 800, units = "px") locsrss dev.off() Böhl_iggelheim["Sonnenaufgang"] <- strftime(Böhl_iggelheim$sr, format="%H:%M") Böhl_iggelheim["Sonnenuntergang"] <- strftime(Böhl_iggelheim$ss, format="%H:%M") write.table(Böhl_iggelheim, file="Böhl_iggelheim_SaSu.csv", dec=',', sep=';', row.names=FALSE)