Re: some comments
Posted by Cathryn on September 24, 2006 at 17:30:03:

Thanks to all for a great discussion. I learned a lot. Now, please tell me how magnitudes of large quakes can be set (by triangulation with other seismographs) sometimes just moments after a quake, if the fracture zone is not yet known?

Hope that makes sense.

Cathryn

Follow Ups:
     ● Re: some comments - Canie  21:07:17 - 9/25/2006  (40950)  (2)
        ● maybe here? - John Vidale  21:45:17 - 9/25/2006  (40954)  (1)
           ● Re: maybe here? - Canie  23:40:15 - 9/25/2006  (40961)  (0)
        ● Re: some comments - Canie  21:17:33 - 9/25/2006  (40952)  (1)
           ● Re: The Internet (and by proxy usenet, www, email, and chat) - Roger Hunter  22:13:08 - 9/25/2006  (40958)  (1)
              ● Re: The Internet (and by proxy usenet, www, email, and chat) - Canie  23:41:47 - 9/25/2006  (40962)  (1)
                 ● Re: The Internet (and by proxy usenet, www, email, and chat) - Roger Hunter  08:21:11 - 9/26/2006  (40965)  (0)
     ● magnitude estimation - John Vidale  20:56:17 - 9/24/2006  (40840)  (1)
        ● Re: magnitude estimation - Cathryn  22:20:24 - 9/24/2006  (40842)  (0)