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Re: Avoid zero level contour

Ferret allows full control over contour levels. Briefly you could do the

contour/lev=(100,11000,100) topo

Which will draw all the contour intervals from 100 to 11000 with intervals of

For complete reference including changing line types and pen colors, refer to
the ferret manual Chapter 8, page 108.

Mark Verschell

On May 11,  2:23pm, Francesc Pastor Guzman wrote:
> Subject: Avoid zero level contour
>    I want to plot the topography on a ferret plot, I use contour to do it.
But > ferret draws the zero level contour, in part over the sea.
> Is it posible to tell ferret not to draw this contour?

 Mark Verschell                     NASA/Goddard Space Flight Center
 verschell@neptune.gsfc.nasa.gov    Code 970/Lab. for Hydrospheric Proc.
 301-614-5669  Fax: 301-614-5666    Greenbelt, MD 20771

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