[ntp:questions] NTP architecture recommendation

Richard B. Gilbert rgilbert88 at comcast.net
Sat Aug 18 11:43:20 UTC 2007


David J Taylor wrote:
> George N. White III wrote:
> []
> 
>>During the first Gulf War the US had to increase the accuracy of GPS
>>time because they ran short of military spec GPS's.  Soldiers were
>>relying on consumer grade GPS's, so the first "emergency" was not a
>>problem for GPS users.  Still, the capability is there and might be
>>used accidently if not on purpose.
> 
> 
> Does anyone know what the comparative GPS timing accuracies are in 
> "precision" and "degraded" modes?
> 
> My feeling is that even "degraded" would still be within the 
> microsecond.....
> 
> Thanks,
> David 
> 
> 

I suspect that the precision desired was that of position rather than 
time.  A GI in combat generally couldn't care less about time to the 
microsecond but exactly where he is and exactly where he wants an 
artillery strike could be of the greatest importance.




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