[gradsusr] descriptor file (skip to read data)

[wendi harjupa]

thank you very much Jennifer..

But, I am sorry, can you describe me more about it please....
because If I want to make plot for 10 days, then I have to make 10 more
descriptor file, and how to make link between them?? to make 10 days time
series data...

best regards,

On Wed, Apr 18, 2012 at 11:03 PM, Jennifer Adams <jma at cola.iges.org> wrote:

> You will have to make separate descriptors for each half-day. GrADS does
> not allow a non-linear time axis; the interval between each time step must
> be the same.
> --Jennifer
>
>
> On Apr 17, 2012, at 9:03 PM, wendi harjupa wrote:
>
> Dear Sir/Madam
>
> I need help to read Radar data..
>
> Here is the file ctl of data
>
> DSET  1013.dat
> TITLE  RADAR
> OPTIONS  LITTLE_ENDIAN
> UNDEF  -1000
> XDEF    321 LINEAR    99.688120996    0.004492369
> YDEF    321 LINEAR    -1.083708891    0.004522556
> ZDEF    39  LINEAR   1.0 0.5
> TDEF    15 LINEAR  00:00Z10apr2004  4mn
> VARS    2
> ref 39  99  Reflectivity(dBZ)
> vel 39  99  Doppler Velocity(m/s)
> ENDVARS
>
>
> I can make time series data for 13 days by using the descriptor data below
> :
>
> DSET /misc/home/wendi/data1/radar/kototabang/XDR/data/%y4%m2%d2/%d2%h2.dat
> TITLE  RADAR
> OPTIONS  TEMPLATE LITTLE_ENDIAN
> UNDEF  -1000
> XDEF    321 LINEAR    99.688120996    0.004492369
> YDEF    321 LINEAR    -1.083708891    0.004522556
> ZDEF    39  LINEAR   1.0 0.5
> TDEF    3600 LINEAR 00:00Z10apr2004  4mn
> VARS    2
> ref 39  99  Reflectivity(dBZ)
> vel 39  99  Doppler Velocity(m/s)
> ENDVARS
>
> As you see, one day data put in one folder (%y4%m2%d2), and each folder
> contain 24 hour data (%d2%h2)
>
> The question is, if I  want to make time series data just for half day
> (from 00.00 - 13.00) , and I want to skip from 14.00 - 23.00
> and contunue to read from 00.00 - 13.00 in the next day, what I have to do
> with my descriptor file??
>
> Thank you very much for your help in advance..
>
> Best regards,
> wendi
>
> --
> -------------
> Wendi Harjupa. ST
> Shimane University Graduate School of Engineering Sciences
> Department of Electronic Control Systems
> Remote Sensing Laboratory
> s119447
> Cellphone : +81-080-4268-6676
> email : wendi at rslab.riko.shimane-u.ac.jp
>
>  _______________________________________________
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>
>
> --
> Jennifer M. Adams
> IGES/COLA
> 4041 Powder Mill Road, Suite 302
> Calverton, MD 20705
> jma at cola.iges.org
>
>
>
>
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>
>


-- 
-------------
Wendi Harjupa. ST
Shimane University Graduate School of Engineering Sciences
Department of Electronic Control Systems
Remote Sensing Laboratory
s119447
Cellphone : +81-080-4268-6676
email : wendi at rslab.riko.shimane-u.ac.jp
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