[gradsusr] trmm

[Subash Yeggina]

Hi! Sreekanth,

You can read the *'3B42.100601.00z.6.precipitation.bin' (*binary data) in
GrADS. Download the NetCDF file of the 3 hr data.

Regards,
Subash

On Fri, Feb 11, 2011 at 12:42 AM, SREEKANTH T.S <chlsreeekanth at gmail.com>wrote:

> my dear Rahiz format of data is .bin (*
> '3B42.100601.00z.6.precipitation.bin'* file name one file) how this data
> is accessed by grads?
>
> On Sat, Feb 5, 2011 at 11:15 PM, Muhammad Rahiz <
> muhammad.rahiz at ouce.ox.ac.uk> wrote:
>
>> 1. Need to provide the format of your TRMM data e.g. netcdf, grib, ctl.
>> 2. Are you using a 360 day calendar?
>>
>> Other comments in the body of original message (not tested).
>>
>> --
>> Muhammad Rahiz
>> Researcher & DPhil Candidate (Climate Systems & Policy)
>> School of Geography & the Environment
>> University of Oxford
>>
>> On Sat, 5 Feb 2011, SREEKANTH T.S wrote:
>>
>> > dear grads users
>> > i have downloaded 3 hourly trmm data.
>> > 1.i want to plot hourly variation of rain rate at a particular lat lon
>> for
>> > each day.
>>
>> Your data is 3 hourly - this means that you can only have 8 time steps in
>> a day and not 24 timesteps. You can try the following which gives you the
>> plot (time series) of one day.
>>
>> 'set t 1 8' * 8 timesteps = 1 day given your 3hourly data
>> 'set lon 60'
>> 'set lat 40'
>> 'd var'
>>
>> > 2. also wanted to plot the daily variation of rain rate for an area.
>> > but i dont know how to write the .ctl file
>> > being a beginer can anyone help me, please?
>>
>> Not sure what you mean by writing a ctl file. You dont need to write a ctl
>> file to plot in GrADS.
>>
>> 'set lon 60 100'
>> 'set lat 20 40'
>>
>> 'd ave(variable,t=1,t=8)'  * this is for day 1
>> 'printim day1.png white'
>>
>> 'd ave(variable,t=9,t=16)' * this is for day 2
>> 'printim day2.png white'
>>
>>
>> > sreekanth T S
>> > doctorate student
>> > cess, kerala
>> >
>> >
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>
>
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