PSN-L Email List Message

Subject: Re: And Now A Simple Question
From: Larry Cochrane lcochrane@..............
Date: Thu, 31 Dec 2009 12:46:52 -0800

Hi Jerry,

The JB and IASP91 tables are different travel time models of the earth. I think the 
IASP91 table is newer so it might be more accurate.

Larry Cochrane
Redwood City, PSN

GPayton wrote:
> After the recent "high level" discussions, I would like to present one at MY 
> intelligence level. (NO puns, please)
> Please tell me the significant differences in using the JB vs. the IASP91 
> tables?
> Given a chosen event, switching between tables will result in different 
> times, distances and etc.  How do I know WHICH to use in WinQuake.
> Thanks,
> Jerry 

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