[time-nuts] GPS & solar-flare

lists at lazygranch.com lists at lazygranch.com
Wed May 15 11:17:13 UTC 2013


I had heard on the news that flare wasn't "aimed" at earth, for whatever that is worth. 

-----Original Message-----
From: Azelio Boriani <azelio.boriani at screen.it>
Sender: time-nuts-bounces at febo.com
Date: Wed, 15 May 2013 12:26:41 
To: Discussion of precise time and frequency measurement<time-nuts at febo.com>
Reply-To: Discussion of precise time and frequency measurement
	<time-nuts at febo.com>
Subject: Re: [time-nuts] GPS & solar-flare

My Z3815A doesn't report any error, locator JN55BK, north Italy.

On Wed, May 15, 2013 at 2:07 AM, Ed Palmer <ed_palmer at sasktel.net> wrote:
> No, my Tbolt & Z3801A carried on, although the Z801A did drop to 1 satellite
> a few times which is rather unusual.  The attached picture shows what
> happened.  Times are UTC.  Location is N 50:28, W 104:37.
>
> Ed
>
> On 5/14/2013 4:17 PM, Brian, WA1ZMS wrote:
>
>> While sifting through some network logs in my day-job, I found where
>> there was a solar flare on May 12th that may have had a negative impact
>> on our customer's GPS receivers with a 20 second loss of tracking all GPS
>> SVNs.
>>
>> Depending on the geometry of the flare and where the greatest impact was
>> the outage may or may not have been an issue.
>>
>> Did any Time-Nuts notice any complete GPS outages on May 12th?
>>
>> -Brian, WA1ZMS
>
>
>
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