PSN-L Email List Message

Subject: Re: Earthquake 2008-06-27
From: Mark Robinson mark.robinson@...............
Date: Sat, 28 Jun 2008 08:33:31 +1200


Steinar Midtskogen wrote:
> John Lahr  writes:
>> Nice recording!
>> You can use this on-line site to compute the expected arrival times of various
>> phases to your station:
>> http://neic.usgs.gov/neis/travel_times/index.html
>> This can help in interpretation.
> 
> For my location (60.0N 10.7E) I got:
> 
>               travel   arrival time
>     #  code      time(s)  dy hr mn sec
>     1  P          704.23   0 11 52  1
>     2  PKiKP     1049.62   0 11 57 46
>     3  S         1285.99   0 12  1 42
>     4  SKSac     1311.44   0 12  2  8
>     5  LQ        1932.02   0 12 12 29
>     6  LR        2144.27   0 12 16  1
> 
> Pretty neat.  My station recorded the first rise at 11:52.  The next
> event happens at 12:02, and the really big rumble begins 12:20 and
> lasts 20 minutes.  So the "P" seems dead on, while the next events
> showed up a bit belated.
> 
>> Also, once you have saved the seismogram in .sac format you can use
>> AmaSeis as an analysis tool.
> 
> I'll look into that format as well.  Is there a way to convert between
> .psn to .sac?

Congratulations Steinar.

I don't remember seeing Seismic Toolkit mentioned here so members may also be 
interested to look at it:

     http://seismic-toolkit.sourceforge.net/

You can download a windows binary or source which will build on most *n.x|*bsd 
platforms.

It also requires SAC files.
-- 
regards
Mark Robinson

__________________________________________________________

Public Seismic Network Mailing List (PSN-L)


[ Top ] [ Back ] [ Home Page ]