Area measurment in GrADS

Kilian Hagemann hagemann1 at EGS.UCT.AC.ZA
Sun May 29 08:56:57 EDT 2005


Ashok,

> can we measure the total area (in square km) wherever
> the contour 50 covers?

Using gridded data the contours only ever give you smoothed results. So I
would just do a 'set gxout grid', 'set digsiz 0.2' (or whatever value to make
it readable), count the number of grid cells fulfilling your criteria and
convert it to an area using your grid resolution.

--
Kilian Hagemann

Climate Systems Analysis Group
University of Cape Town
Republic of South Africa
Tel(w): ++27 21 650 2748



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