The OEM for your device decided to use UTC rather than GPS time.

On Sunday, April 22, 2012 6:05:12 PM UTC-4, StarTraX wrote:
>
> I can assure you that the time reported by the quoted gpsclock site is NOT 
> the  time reported by GPS devices. It's really easy to demonstrate: Compare 
> what you see on your GPS with what's displayed from the web site. The 
> quoted time is around 15 seconds ahead of the time from the GPS device. I 
> wonder what that's really all about?
>
> On Mon, Apr 23, 2012 at 5:08 AM, lbendlin <[email protected]> wrote:
>
>> http://leapsecond.com/java/gpsclock.htm
>>
>> That explains the +/- some seconds.  As I mentioned already, GPS chips on 
>> phones are cheap and cheerful. They use all kinds of dirty tricks to cut 
>> corners (AGPS etc). You probably won't find two smartphone models (even 
>> from the same OEM) that have the same GPS behavior .
>>
>>
>> On Sunday, April 22, 2012 10:00:31 AM UTC-4, Panam wrote:
>>>
>>> Just to let you know, I am currently experimenting with GPS on a S 
>>> Galaxy I whose GPS is off about 24 hs in the future (+-some seconds) and it 
>>> does not seem to depend on the system time (adjusted the system time by 
>>> some minutes without effects). This seems to be a systematic error.
>>> Btw. does somebody know an free app that shows the GPS time + date?
>>>
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>
>

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