[EMAIL PROTECTED] wrote: > hej > > i'm plotting time-series and label the x-axis as follows: > > r <- as.POSIXct(round(range(p1$time), "month")) > > to define the time range for labeling the xaxis > > plot(p1$time,p1$ p1, type="l", xaxt="n") > > plots p1 against time > > axis.POSIXct(1, at=seq(r[1], r[2], by="month"), format="%m") > > labels the axis in mothly steps. > > what I want do do now, is a second label for the x-axis, that stands lower > and indicates the years. > > like 05 06 07 08 09 10 11 12 01 02 03 04 05 etc... > 2004 2005 > I don't know how to proceed with all the possibilities in axis, par and plot
You can add the year numbers manually with mtext() (for plotting text into the margins). Uwe Ligges > thanks for your help > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.