[gradsusr] plotting time in hovmoller pictures

[Jeffrey Duda]

Use 'set parea' to make it a multi panel plot and put the two plot areas
back-to-back.

Jeff

On Wed, May 12, 2010 at 2:59 PM, Liping Liu <liping_liuwang at hotmail.com>wrote:

>  Hi,   (I am a new user of GrADs)
>
> I am trying to plot two hovmollers into one figure. The problem is the
> time.
> First I plot the hovmollers using data from file 1 for Aug10 to Aug15, with
> the following commands:
>
> 'set yflip on'
> 'set lev 1000'
> 'set tlsupp year'
> 'set t 2 48'
> 'set lat 15'
> 'set gxout shaded'
> 'set grads off'
> 'd ave(olr.1,lat=5,lat=25)'
>
> So it gives me a figure for Aug10--Aug15. But, when I repeat the plotting
> for another period of time Aug15-Aug20:
>
> 'set t 49 80'
> 'd ave(olr.2,lat=5,lat=25)'
>
> It will simply overlap the whole figure, the time is not sequenced.
>
> Question: what do I do to get the pictures of Aug10-15 and Aug15-20 laid
> out vertically (not overlapping each other)?
>
> An alternative way is to write the two sets of data into one data file. But
> I don't know how to do that either.
>
> Thanks for your help. Suggestions to either of the approaches are greatly
> appreciated!
>
> Liping
>
>
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-- 
Jeff Duda
Iowa State University
Meteorology Graduate Student
3134 Agronomy Hall
www.meteor.iastate.edu/~jdduda
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