PSN-L Email List Message

Subject: Re: RE: Re: USGS seems to be one hour off
From: "Erich Kern" efkern@.............
Date: Thu, 1 Nov 2007 09:00:43 -0700



Another possibility is that the UK switched from BST (British Summer =
Time) to standard time (GMT) this past Sunday. If someone was looking at =
the UK domestic clock instead of the UTC / GMT clock, that may account =
for it.

Not saying that's what happened, just a possibility.

Erich


----- Original Message -----=20
From: John Lahr=20
To: psn-l@.................
Sent: Thursday, November 01, 2007 8:39 AM
Subject: Fwd: RE: Re: USGS seems to be one hour off


Here's the word that I received from Menlo Park on the timing error.

There seems to be no error at all on the web site.

If the events from this page:
http://quake.wr.usgs.gov/recenteqs/Quakes/quakes0.html
which shows the time in PDT is imported into WinQuake and converted
by WinQuake into UT, then the conversion could be in error if the
computer has already switched from PDT to PST.  I'm running some
computers with Win98SE and have yet to figure out how to change the
switch over time from PDT to PST.

Cheers,
John

>Hi John,
>
>I don't understand the problem. The link he references
>http://quake.wr.usgs.gov/recenteqs/Quakes/quakes0.html
>shows time in PDT, which is correct.  The page
>http://quake.wr.usgs.gov/recenteqs/Quakes/nc40204628.htm
>shows both UTC and PDT, which are both correct.
>
>-David
>
>-------------------------------------------------------
>
>-----Original Message-----
>From: John Lahr [mailto:johnjan@.........
>Sent: Wednesday, October 31, 2007 3:09 PM
>To: David O
>Subject: Fwd: Re: USGS seems to be one hour off
>
>FYI,
>
>John
>
> >X-Original-To: jclahr
> >Delivered-To: jclahr@..................
> >From: "Jerry Payton" 
> >To: 
> >Subject: Re: USGS seems to be one hour off
> >Date: Wed, 31 Oct 2007 13:26:49 -0500
> >X-Mailer: Microsoft Outlook Express 6.00.2900.3138
> >Reply-To: psn-l@..............
> >Sender: psn-l-request@..............
> >X-RCPT-TO: 
> >X-SA-Poll-Id: 1193855489617..428290727..1..1193855209000
> >X-SA-USERIDNR: 3394894
> >X-SA-MPREASON: sender enabled (gpayton880@........
> >
> >I've heard some people saying that their electronic devices (DVD
> >player, VCR's & Etc.)have already done the "Fall Back" thing which
> >is later this year than previously.  Could that be you problem?
> >
> >regards,
> >Jerry
> >
> >
> >----- Original Message -----
> >From: George Bush
> >To: psn-l@..............
> >Sent: Wednesday, October 31, 2007 1:16 PM
> >Subject: USGS seems to be one hour off
> >
> >In processing the 5.6 Ml quake from Alum Rock yesterday I noticed =
while
> >working in Winquake that the quake information download from USGS was =
one
> >hour off. I had to go to the heading info and change the time from 04 =
UT to
> >03 UT??? This is the information from
> >http://quak=20
> e.wr.usgs.gov/recenteqs/Quakes/quakes0.html
> >(N. Cal Events) that
> >Winquake uses. The main USGS web site has the correct time as does =
the
> >automatic email notices they send me of new quakes.
> >
> >Could USGS REALLY be off one hour in the UT time listed? Or am I just =
doing
> >something wrong???
> >George
> >__________________________________________________________


__________________________________________________________

Public Seismic Network Mailing List (PSN-L)








 
Another possibility is that the UK switched from = BST=20 (British Summer Time) to standard time (GMT) this past Sunday. If = someone was=20 looking at the UK domestic clock instead of the UTC / GMT clock, that = may=20 account for it.
 
Not saying that's what happened, just a=20 possibility.
 
Erich
 
 
----- Original Message -----=20
From: John Lahr =
Sent: Thursday, November 01, 2007 8:39 AM
Subject: Fwd: RE: Re: USGS seems to be one hour = off

Here's the word that I received from Menlo Park on the = timing=20 error.

There seems to be no error at all on the web = site.

If the=20 events from this page:
http://qu= ake.wr.usgs.gov/recenteqs/Quakes/quakes0.html
which=20 shows the time in PDT is imported into WinQuake and converted
by = WinQuake=20 into UT, then the conversion could be in error if the
computer has = already=20 switched from PDT to PST.  I'm running some
computers with = Win98SE and=20 have yet to figure out how to change the
switch over time from PDT to = PST.

Cheers,
John

>Hi John,
>
>I don't=20 understand the problem. The link he=20 references
>http://quake.wr.usgs.gov/recenteqs/Quakes/quakes0.html<= BR>>shows=20 time in PDT, which is correct.  The=20 page
>http://quake.wr.usgs.gov/recenteqs/Quakes/nc40204628.htm
&= gt;shows=20 both UTC and PDT, which are both=20 correct.
>
>-David
>
>---------------------------= ----------------------------
>
>-----Original=20 Message-----
>From: John Lahr = [mailto:johnjan@.........
>Sent:=20 Wednesday, October 31, 2007 3:09 PM
>To: David O
>Subject: = Fwd: Re:=20 USGS seems to be one hour=20 off
>
>FYI,
>
>John
>
> = >X-Original-To:=20 jclahr
> >Delivered-To: jclahr@..................>=20 >From: "Jerry Payton" <gpayton880@.......>
> = >To:=20 <psn-l@..............>
>= =20 >Subject: Re: USGS seems to be one hour off
> >Date: Wed, 31 = Oct=20 2007 13:26:49 -0500
> >X-Mailer: Microsoft Outlook Express=20 6.00.2900.3138
> >Reply-To: psn-l@..............
> = >Sender:=20 psn-l-request@...............
>=20 >X-RCPT-TO: <johnjan@........>
>=20 >X-SA-Poll-Id: 1193855489617..428290727..1..1193855209000
>=20 >X-SA-USERIDNR: 3394894
> >X-SA-MPREASON: sender enabled (gpayton880@.......)
> = >
>=20 >I've heard some people saying that their electronic devices = (DVD
>=20 >player, VCR's & Etc.)have already done the "Fall Back" thing=20 which
> >is later this year than previously.  Could that = be you=20 problem?
> >
> >regards,
> >Jerry
>=20 >
> >
> >----- Original Message -----
> = >From:=20 <George">mailto:ke6pxp@.......>George= =20 Bush
> >To: <psn-l@..............">mailto:psn-l@we= btronics.com>psn-l@..............
>=20 >Sent: Wednesday, October 31, 2007 1:16 PM
> >Subject: USGS = seems to=20 be one hour off
> >
> >In processing the 5.6 Ml quake = from=20 Alum Rock yesterday I noticed while
> >working in Winquake that = the=20 quake information download from USGS was one
> >hour off. I had = to go=20 to the heading info and change the time from 04 UT to
> >03 = UT??? This=20 is the information from
> ><http://qua= k">http://quake.wr.usgs.gov/recenteqs/Quakes/quakes0.html>http://quak<= /A>=20
> e.wr.usgs.gov/recenteqs/Quakes/quakes0.html
> >(N. Cal = Events)=20 that
> >Winquake uses. The main USGS web site has the correct = time as=20 does the
> >automatic email notices they send me of new = quakes.
>=20 >
> >Could USGS REALLY be off one hour in the UT time = listed? Or am=20 I just doing
> >something wrong???
> >George
>=20 >__________________________________________________________

__________________________________________________________

Public= =20 Seismic Network Mailing List (PSN-L)

To leave this list email PSN-L-REQUEST@............... with=20
the body of the message (first line only): unsubscribe
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