A forum for SAC users to exchange ideas and ask questions about SAC usage, installation, portability, etc.
This list has moved to https://groups.google.com/a/earthscope.org/g/sac-community.
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Help lists are for submitting support questions. Anyone can post a question for NSF SAGE (or another team) to answer.
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Active Message Threads for June 2015
HASEEB REHMAN
*Hello,*
* I am a new user of SAC software. I Have installed sac 101.4 32
bit on ubuntu. i defined the below path on bashrc
export SACHOME=/home/lenovo/sac source
${SACHOME}/bin/sacinit.sh*
*and changed the environmenta variables in sacinit.sh as
export SACHOME=/home/lenovo/sac export
PATH=${PATH}:${SACHOME}/bin export
SACAUX=${SACHOME}/aux*
*after that on terminal i typed source ~/.bashrc.*
*when i given comm…
[more]
Replies
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Re: SAC (bash error) - Milton Plasencia - 2015-06-30 05:33:15
Mohit Agrawal
Hi ALL
Can anybody tell me how to change KZDATE and KZTIME in sac headers?
Also, I have problem in changing OMARKER header. When I put following
command to it then it gives me logical error.
sac> ch o 0
*ERROR 901: SAC programming logic error*
what should I do to solve this problem?
Regards
*Mohit Agrawal*
Replies
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Re: Help me - Milton Plasencia - 2015-06-30 05:31:54
Adam Clark (Legacy)
I'd like to start by thanking everyone on the list for their patience with any hiccups in our new mailing list system -- we have seen a few teething problems, and I apologize for any annoyance or inconvenience these may have caused.
Among the problems we just discovered is that there were a few messages addressed to sac-help@iris.washington.edu (the old email list address) that were not properly handled, but were instead shunted to a holding area. I am about to resend these, so you may see …
[more]
Replies
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Away from my mail - Mouse Reusch - 2015-06-29 20:59:45
Matteo Bagagli
Hello to all!
I'm having some trouble with the downsampling of my data.
I have a lot of time series sampled at 1 sec (delta), and I need those files
to be sampled every 600 sec (10 minutes). Now I tried to apply manually a
lowpass IIR filter at the new nyquist frequency (1/1200 Hz) first , and
later on
used the function "INTERP DELTA 600" to achieve the results.
Unfortunately the results seems aliased. The function decimate (which I
need to call
several times) creates a lot of "border effects…
[more]
Replies
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Re: SAC Help Downsampling - Milton Plasencia - 2015-06-26 02:34:27
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Re: SAC Help Downsampling - George Helffrich - 2015-06-28 14:42:02
Massita Putriastuti
Hello, can anyone tell me how to rename sac files? I have a problem because
my sac files name have a type like this
(YR.ME01..HHZ.D.2013.280.000000.SAC), but I need it to be like this
(2013.280.00.00.00.000.YR.ME01.BHZ.SAC). Can we do it using SAC? Thank you
for your help.
*MASSITA AYU CINDY, ST*
*HIMA TG "TERRA" ITB | SEG SC ITB*
*Master Program of Geophysical Engineering*
*Institut Teknologi Bandung, Indonesia*
No replies
Hello, can anyone tell me how to rename sac files? I have a problem because my sac files name have a type like this (YR.ME01..HHZ.D.2013.280.000000.SAC), but I need it to be like this (2013.280.00.00.00.000.YR.ME01.BHZ.SAC). Can we do it using SAC? Thank you for your help.
Replies
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Re: Rename SAC Files - Geo . - 2015-06-24 20:19:29
IRIS Webmaster
Welcome to sac-help!
If you're receiving this message, you have been successfully migrated to the new sac-help topic at sac-help@lists.ds.iris.edu <mailto:sac-help@lists.ds.iris.edu>. This email will provide a short introduction to the new system.
For the most part, the new system works just like a traditional mailing list:
* You can post messages to this topic by sending email to sac-help@lists.ds.iris.edu <mailto:sac-help@lists.ds.iris.edu>.
* You can browse the message archive at http://d…
[more]
No replies
Welcome to sac-help!
If you're receiving this message, you have been successfully migrated to the new sac-help topic at sac-help@lists.ds.iris.edu <mailto:sac-help@lists.ds.iris.edu>. This email will provide a short introduction to the new system.
For the most part, the new system works just like a traditional mailing list:
* You can post messages to this topic by sending email to sac-help@lists.ds.iris.edu <mailto:sac-help@lists.ds.iris.edu>.
* You can browse the message archive at http://d…
[more]
No replies
Hello sac-help subscribers,
IRIS is moving its mailing lists to a new system which will result in a few changes to your mailing list experience. This change should occur within the next few hours.
The main differences between the new IRIS Message Center and the old system you should be aware of are:
1. Mailing lists will now have their own domain name (lists.ds.iris.edu).
Old address: sac-help@iris.washington.edu
New address: sac-help@lists.ds.iris.edu
If you have a spam catcher, whiteli…
[more]
No replies
Carmen Pro
Hi,
I'd like to know the instrument type for the Wiechert seismometer in SAC when yo use "trans to WIECH", I mean, if it is a velocity or displacement instrumental response and poles and zeros values.
Best,
Carmen Pro
--
_________________________________________
Carmen Pro Muñoz
Dpto. Física- Universidad de Extremadura
Centro Universitario de Mérida
c/ Sta. Teresa de Jornet, nº 38
06800 Mérida (Badajoz)
Tfo. 924 289300- ext:82544
_________________________________________
--
____________…
[more]
Replies
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Re: Wiechert seismometer instrumental response - George Helffrich - 2015-06-01 23:43:26
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Re: Wiechert seismometer instrumental response - Carmen Pro - 2015-06-01 19:05:58
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Fuchun Li
xinfuli@cugb.edu.cn
