[time-nuts] What is NIST official time ?

2011-08-04 Thread Christopher Quarksnow
Wondering whether anyone can clarify what discipline the Boulder, CO NIST facility is broadcasting (or showing on time.gov) and qualified as The official U.S. time. It appears to be about 20 seconds slower than UTC and I could not find the relation to other known time scales such as TAI, UTC, ET,

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread Mike S
At 10:16 AM 8/4/2011, Christopher Quarksnow wrote... Wondering whether anyone can clarify what discipline the Boulder, CO NIST facility is broadcasting (or showing on time.gov) and qualified as The official U.S. time. It appears to be about 20 seconds slower than UTC and I could not find the

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread Jean-Louis Oneto
Message - From: Christopher Quarksnow cquarks...@gmail.com To: Discussion of precise time and frequency measurement time-nuts@febo.com Sent: Thursday, August 04, 2011 2:16 PM Subject: [time-nuts] What is NIST official time ? Wondering whether anyone can clarify what discipline the Boulder, CO

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread jmfranke
: Mike S mi...@flatsurface.com Sent: Thursday, August 04, 2011 10:36 AM To: Discussion of precise time and frequency measurement time-nuts@febo.com Subject: Re: [time-nuts] What is NIST official time ? At 10:16 AM 8/4/2011, Christopher Quarksnow wrote... Wondering whether anyone can clarify what

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread Chris Albertson
On Thu, Aug 4, 2011 at 7:16 AM, Christopher Quarksnow cquarks...@gmail.com wrote: Wondering whether anyone can clarify what discipline the Boulder, CO NIST facility is broadcasting (or showing on time.gov) and qualified as The official U.S. time. It appears to be about 20 seconds slower than

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread Bob Camp
something like this. Bob -Original Message- From: time-nuts-boun...@febo.com [mailto:time-nuts-boun...@febo.com] On Behalf Of Chris Albertson Sent: Thursday, August 04, 2011 12:02 PM To: Discussion of precise time and frequency measurement Subject: Re: [time-nuts] What is NIST official time

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread Brian Justin
li...@rtty.us To: Discussion of precise time and frequency measurement time-nuts@febo.com Sent: Thu, August 4, 2011 12:40:04 PM Subject: Re: [time-nuts] What is NIST official time ? Hi A few ideas for checking things out: If you check your reference against CHU or one of the other standard

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread Anthony G. Atkielski
For what it's worth, I just checked my NTP-synchronized time on my computers with NIST time in Boulder (via telephone), and they are right on the money, allowing for the slight propagation delay. Certainly nowhere near 20 seconds apart, more like 100 ms apart. -- Anthony

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread David VanHorn
time and frequency measurement Subject: Re: [time-nuts] What is NIST official time ? For what it's worth, I just checked my NTP-synchronized time on my computers with NIST time in Boulder (via telephone), and they are right on the money, allowing for the slight propagation delay. Certainly nowhere

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread Christopher Quarksnow
Actually I was in Seattle yesterday looking at a SkyScan atomic clock, and it agreed with NIST time.gov applet, yet I was thrown off by some Android-based applications such as Sidereal or TAI Clock and Converter, that display UTC, whereas it is apparently Android system time. Whereas Android

Re: [time-nuts] What is NIST official time ?

2011-08-04 Thread Jose Camara
phones, etc.) Jose -Original Message- From: time-nuts-boun...@febo.com [mailto:time-nuts-boun...@febo.com] On Behalf Of Christopher Quarksnow Sent: Thursday, August 04, 2011 11:09 AM To: Discussion of precise time and frequency measurement Subject: Re: [time-nuts] What is NIST official time