[time-nuts] Trimble Thunderbolt no longer determines the correct date
attila at kinali.ch
Fri Jul 28 16:51:37 EDT 2017
On Thu, 27 Jul 2017 19:03:35 -0700
"Tom Van Baak" <tvb at LeapSecond.com> wrote:
> Yes -- paragraph 188.8.131.52.1.1 in www.gps.gov/technical/icwg/IS-GPS-200D.pdf describes a 13-bit extended week number.
> No -- because this is part of the new CNAV format and existing GPS SV do not transmit that information.
> Interesting links and PDF's if you google: "Transmission Week Number" CNAV
Oops.. missed that part that this wasn't the normal NAV data.
But it is already transmitted by the IIR-M satellites. Though
only on L2CM and on L5. And L1C will have a different NAV message again...
You know, the very powerful and the very stupid have one thing in common.
They don't alters their views to fit the facts, they alter the facts to
fit the views, which can be uncomfortable if you happen to be one of the
facts that needs altering. -- The Doctor
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