Dear all, I am not able to draw a 45 degrees line in a zoo plot. The time index is a sequence of 15 min bins from 7 in the morning to 18:45 in the evening. Thanks, Marco -- View this message in context: http://r.789695.n4.nabble.com/45-degress-line-in-zoo-plot-tp3839182p3839182.html Sent from the R help mailing list archive at Nabble.com.