[SAC-HELP] miniSEED to SAC

marco.olivieri at bo.ingv.it marco.olivieri at bo.ingv.it
Sat Sep 17 01:31:02 PDT 2011


Quoting George Helffrich <george.helffrich at bristol.ac.uk>:

> Dear Marco -
>
> 	In the context of this query and discussion, there's no possibility  
>  of any additional confusion that you imply.
>
> 	MacSAC will read miniSEED.  If the data contains gaps or overlaps,   
> you'll be warned.  You can change header information to add any   
> additional station information you need, which the user said was   
> available.
>
> PS - I am assuming your response is directed to me, even if my name   
> isn't Geoff!
>

My apologize, George.
I misread the name of the sender and thought the message was from  
Geoff, a colleague from whom I received other emails in these days.

Sorry again, and thanks for the clarification about MacSac

Marco


> On 16 Sep 2011, at 07:20, marco.olivieri at bo.ingv.it wrote:
>
>>
>> Geoff,
>> your answer could generate a misunderstanding for people not   
>> familiar with miniSEED.
>> According to the definition of miniSEED and SAC files you cannot just
>> convert any miniSEED file into sac (the viceversa is always   
>> possible indeed).
>> I assume that MacSac can read evenly spaced single channel streams   
>> with no gaps.
>> Is not it?
>>
>>
>> Marco
>>
>>
>>
>> On Sep 8, 2011, at 11:14 AM, George Helffrich wrote:
>>
>> Dear All -
>>
>> 	MacSAC reads miniSEED directly.  There is no reason why IRIS SAC   
>> couldn't either, and eliminate the conversion steps outlined.
>>
>> On 7 Sep 2011, at 20:00, Chad Trabant wrote:
>>
>>
>> Hello Shahar,
>>
>> Another option would be to use the mseed2sac converter, the source   
>> code is available here:
>>
>> http://www.iris.edu/pub/programs/converters/
>>
>> mseed2sac will take a simple ASCII text file that contains the lat,  
>>  lon, elev and other simple metadata for the time series and insert  
>>  those values into the SAC headers during conversion.  This format   
>> of the text file is documented in the man page included with the   
>> source code.  There is also an option to insert values into the SAC  
>>  event headers during conversion if you want that information   
>> included.
>>
>> regards,
>> Chad
>>
>>
>> On Sep 7, 2011, at 11:46 AM, Rick Benson wrote:
>>
>> Hello, Shahar-
>>
>> The easiest way to get fulllSEED from miniSED is to first get a   
>> dataless SEED volume
>> (there are numerous network dataless volumes available online at
>> http://www.iris.edu/pub/RESPONSES/DATALESS_SEEDS/
>> and then use the program "rdseed"
>> http://www.iris.edu/forms/rdseed_request.htm
>>
>> The manual for rdseed is online at http://www.iris.edu/manuals/rdseed.htm
>> and look for the "ENVIRONMENT VARIABLES" link at the top "Jump To:" section,
>> where you set the ALT_RESPONSE_FILE variable that enables you to read in
>> miniSEED, and output fullSEED.
>> Let me know if you need more help than this.
>> Regards,
>> Rick
>>
>>
>> On Sep 7, 2011, at 11:29 AM, Shahar Barak wrote:
>>
>> Hi,
>>
>> I received some raw data in miniSEED format.
>> How do I go from miniSEED to SEED? I have the station's location,   
>> elevation and poles&zeros.
>> I tried to search online and in the SEED documentation, but   
>> couldn't find an explanation on how to go from miniSEED to SEED or   
>> how to create a dataless SEED for that purpose.
>>
>> Thanks,
>>
>> Shahar
>>
>> --
>> Shahar Barak
>> =======================================
>> Crustal Geophysics Research Group
>> Department of Geophysics, Stanford University
>> 397 Panama Mall, Stanford CA 94305-2215
>> Mitchell Building, room 463
>> Office: (650) 724 0461
>> Cell: (650) 276 6169
>> Home: (650) 497 3818
>> shaharb at stanford.edu
>>
>> _______________________________________________
>> sac-help mailing list
>> sac-help at iris.washington.edu
>> http://www.iris.washington.edu/mailman/listinfo/sac-help
>>
>> ================
>> Rick Benson
>> Director of Operations
>> IRIS DMC
>> (206)547-0393 ext. 119(office)
>> rick at iris.washington.edu
>>
>>
>>
>>
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>>
>>
>>          George Helffrich
>>          george.helffrich at bris.ac.uk
>>
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>>
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>>
>
>
>
>           George Helffrich
>           george.helffrich at bris.ac.uk
>
>



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