PSN-L Email List Message

Subject: Earth deformation
From: Tangazazen@.......
Date: Mon, 21 Jun 2010 14:14:30 EDT


Hi All,
 
     As I operate a tilt meter, I have an   interest in the slow changes 
that deform the earth. I have not detected any  solar gravitational effects 
and probably never will as I would need a much more  sophisticated detector.
But over the last 4 years I have noticed a general tendency for major  
earth quake from the Japan region to occur in the small hours of the day  and 
the Indonesian archipelago a little later.  Where as for South American  
events I feel tend to occur in the second half of the day. This is based on  
local time in England and is a very subjective and un-scientific  observation.   
   
 I would be interested if others in the group have a  similar feeling on 
this. Perhaps some body has done a proper scientific  analysis, say limit it 
to events greater than M 6.5 and no deeper than say 50  Km.
It would be interesting to know whether there is any correlation or  not.
 
Martin Page    





Hi All,
 
     As I operate a tilt meter, I have an = =20 interest in the slow changes that deform the earth. I have not detect= ed any=20 solar gravitational effects and probably never will as I would need a much= more=20 sophisticated detector.
But over the last 4 years I have noticed a general tendency for major= =20 earth quake from the Japan region to occur in the small hours of the= day=20 and the Indonesian archipelago a little later.  Where as for South Am= erican=20 events I feel tend to occur in the second half of the day. This is ba= sed on=20 local time in England and is a very subjective and un-scientific=20 observation.      
 I would be interested if others in the group have a=20 similar feeling on this. Perhaps some body has done a proper scientif= ic=20 analysis, say limit it to events greater than M 6.5 and no deeper than say= 50=20 Km.
It would be interesting to know whether there is any correlation or= =20 not.
 
Martin Page    

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