SAC Help

A forum for SAC users to exchange ideas and ask questions about SAC usage, installation, portability, etc.

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Active Message Threads for December 2019

Nora Lay
2019-12-25 07:19:32 - 2019-12-30 13:14:41
Hi, Hello everyone, I am one of the master students in the seismology research field. Probably a very simple question. I already downloaded the data that is "seed data file" and "event information file" for one year from one seismic station by using JWEED software. Now, I tying to extracted the data seed to SAC and add event information to SAC file. In this case, i already extracted seed to SAC by using "rdseed -df (seed file name)" with this command. But, I don't know how to add e... [more]
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GUILHERME De MELO
2019-12-30 10:51:32
Hello I am reading two short time sac files of HHE and HHN components to plot the particle motion using the command "ppm". I would like ask if there is a method to after ppm save the graphic in xy file, because I need plot in gmt. I will be grateful for the help! best, Guilherme
No replies
Zoya Zarifi
2019-12-19 14:51:12 - 2019-12-20 08:57:54
Hi, Using SAC, I am trying to apply time-shift on a signal by adding zeros in the beginning of a time series. I use Cuterr fillz; cut b 20 To implement 20 sec time shift in the beginning. But nothing happens. What is the correct format of the command. What other options I have to apply a time-shift? Regards, Zoya Zarifi ------------------------------------------------------------------- The information contained in this message may be CONFIDENTIAL and is intended for the addressee only. An... [more]
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usmanyaro@student.usm.my
2019-12-15 10:09:02
Hey I am using the computer programs in seismology tutorials (http://www.eas.slu.edu/eqc/eqc_cps/TUTORIAL/SEED/index.html) and I am getting this message any time I try to run: rdseed -f ../20020618.5710 -R -d -o 1 This is the output message: IRIS SEED Reader, Release 5.3.1 >> R = print response data (with addressing for evresp) d = read data from tape Taking input from ../20020618.5710 Output data format will be sac.binary. INFO: sac variable EVDP will be in KILOMETERS WARNING (out... [more]
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Jonathan
2019-12-01 13:46:03 - 2019-12-01 20:44:36
Hi Brian, That did the trick. I used ./configure --enable-readline and it used -lreadline. It got me much further. Now, it looks like there is a function in sss/xtraveltime.c already contained in stdio.h conflicting: gcc -DHAVE_CONFIG_H -I. -I../inc -I/usr/local/include -D_THREAD_SAFE -pthread -I../inc -c -o sss/xtraveltime.o sss/xtraveltime.c sss/xtraveltime.c:31:1: error: conflicting types for 'truncate' truncate(char *s) { ^~~~~~~~ In file included from sss/xtravel... [more]
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