Hi, I have another requirement to the above polar.plot problem. I would like a plot from Theta=0 to 90 only and not extend through the whole 2pi range. How can I limit the theta range? Regards, Avaneesh T -- View this message in context: http://r.789695.n4.nabble.com/Polar-coordinate-tp2245852p4685768.html Sent from the R help mailing list archive at Nabble.com.