Right - take a look at the AlabamaQuake website (http://alabamaquake.com) w=
hile both the PNG M6.8 event, and an earlier M6.7 Chile event, are both sti=
ll still shown on the same heliplot display.=A0 Compare the surface wave am=
plitude=A0from the PNG event (208km focus depth, 123 deg. from Huntsville) =
and the Chile event (37 km focus depth, 68 deg from Huntsville). Even tho t=
he PNG event surface wave amplitude is less at Huntsville, the train of wav=
es did go on for some time.
=A0
Steve=A0 Jones
=A0

--- On Tue, 4/17/12, Dave Nelson  wrote:


From: Dave Nelson 
Subject: Re: Reported magnitudes in posted winquake files
To: psnlist@..............
Date: Tuesday, April 17, 2012, 6:48 AM


Thats for sure Steve=A0 !!

=A0 and that with the net, information gets out there so quickly compared t=
o years
gone bye. Today's PNG event was in progress when I arrived home from work,
a few minutes past the S arrival. Even tho this even was quite deep just ov=
er
200km, there is quite a significant train of low freq waves that would norm=
ally be
called surface waves. But at 200k deep, I would hardly expect to see anythi=
ng
as significant=A0 ??

=A0 Any thoughts=A0 ?

Dave

At 04:21 AM 17/04/2012 -0700, you wrote:
> I notice the same thing, too, Dave, and accordingly hold off on quickly p=
osting events to the AlabamaQuake website for the same reason - there's no =
gain in doing things twice...on the other hand, I'm glad that the USGS has =
the information available for us to use.
>=20
> Steve Jones
> Huntsville, Alabama

__________________________________________________________

Public Seismic Network Mailing List (PSNLIST)

To leave this list email PSNLIST-REQUEST@.............. with the body of th=
e message (first line only): unsubscribe
See http://www.seismicnet.com/maillist.html for more information.
Right - take a look at the AlabamaQuake =
website (http://alabamaquake.com) w=
hile both the PNG M6.8 event, and an earlier M6.7 Chile event, are both sti=
ll still shown on the same heliplot display.  Compare the surface wave=
 amplitude from the PNG event (208km focus depth, 123 deg. from Huntsv=
ille) and the Chile event (37 km focus depth, 68 deg from Huntsville). Even=
 tho the PNG event surface wave amplitude is less at Huntsville, the train =
of waves did go on for some time.
 
Steve  Jones
 

--- On Tue, 4/17/12, Dave Nelson <dave.nelson@............
m.au> wrote:


From: Dave Nelson <dave.nelson@................
>
Subject: Re: Reported magnitudes in posted winquake files
To: ps=
nlist@..............
Date: Tuesday, April 17, 2012, 6:48 AM


Thats for sure Steve  !!

  and that=
 with the net, information gets out there so quickly compared to years
g=
one bye. Today's PNG event was in progress when I arrived home from work,a few minutes past the S arrival. Even tho this even was quite deep just =
over
200km, there is quite a significant train of low freq waves that wo=
uld normally be
called surface waves. But at 200k deep, I would hardly e=
xpect to see anything
as significant  ??

  Any thoughts=
  ?

Dave

At 04:21 AM 17/04/2012 -0700, you wrote:
>=
; I notice the same thing, too, Dave, and accordingly hold off on quickly p=
osting events to the AlabamaQuake website for the same reason - there's no =
gain in doing things twice...on the other hand, I'm glad that the USGS has =
the information available for us to use.
> 
> Steve Jones
&g=
t; Huntsville,
 Alabama

__________________________________________________________<=
BR>
Public Seismic Network Mailing List (PSNLIST)

To leave this l=
ist email PSNLIST-REQUEST@.............. with the body of the message (first lin=
e only): unsubscribe
See http://www.seismicnet.com/maillist.html for more i=

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