library(lubridate)
library(ggplot2)
library(StreamMetabolism)
library(xts)
library(reshape)
library(scales)
59759_Arnsberg <- sunrise.set(51.4363328,8.0091642, "2025/01/01", timezone="MET", num.days=370)
sunrise <- 59759_Arnsberg$sunrise
sunset <- 59759_Arnsberg$sunset
sunrise <- strftime(sunrise, format="%R", tz="MET")
sunset <- strftime(sunset, format="%R", tz="MET")
59759_Arnsberg["sr"] <- as.POSIXct(sunrise, format = "%H:%M")
59759_Arnsberg["ss"] <- as.POSIXct(sunset, format = "%H:%M")
59759_Arnsberg["timestamp"] <- align.time(59759_Arnsberg$sunrise, 60*10)
59759_Arnsberg <- 59759_Arnsberg[c("timestamp", "sr", "ss")]
locsrss <- ggplot(59759_Arnsberg, aes(x=59759_Arnsberg$timestamp)) + geom_line(aes(y=59759_Arnsberg$sr)) + geom_line(aes(y=59759_Arnsberg$ss)) + labs(title = " Sonnenauf-/Sonnenuntergang - 59759_Arnsberg 2025", x = "Datum", y = "Zeit")
pdf("59759_Arnsberg_SA_SU.pdf", paper="a4r", width=11)
locsrss
dev.off()
png(filename="59759_Arnsberg_SA_SU.png", width = 1400, height = 800, units = "px")
locsrss
dev.off()
59759_Arnsberg["Sonnenaufgang"] <- strftime(59759_Arnsberg$sr, format="%H:%M")
59759_Arnsberg["Sonnenuntergang"] <- strftime(59759_Arnsberg$ss, format="%H:%M")
write.table(59759_Arnsberg, file="59759_Arnsberg_SaSu.csv", dec=',', sep=';', row.names=FALSE)