[time-nuts] More Galileo satellites available.

Bob kb8tq kb8tq at n1k.org
Sun Aug 5 12:43:47 EDT 2018


> On Aug 5, 2018, at 11:04 AM, paul swed <paulswedb at gmail.com> wrote:
> Mark
> I have several questions.
> Would we observe and be able to take advantage of the better clock.

Right now … now so much

> Or is
> that lost in the various other transmission effects?

Modeling matters a lot, they are still working the kinks out of that part of it. 

> If better what would it take to have a reference built up leveraging that?

A multi-band receiver that picks up all three bands ( and is licensed to do so …
a whole other issue) probably is the first link in the chain.

> Perhaps a precision timing receiver.

Right now, a “typical” multi band receiver is in the > $10K range. Some are 
two to three times that. 


> I stop there because that opens up
> several ways to leverage the 1PPS or perhaps the code clock.
> Regards
> Paul
> On Sat, Aug 4, 2018 at 11:41 PM, Mark Sims <holrum at hotmail.com> wrote:
>> Three of the four Galileo satellites launched last December have been
>> activated (passive hydrpren maser clocks) bringing the total number of
>> usable sats to 17.  The fourth one is still "under comiisioning" .    Four
>> more sats were launched last month... hopefully it won't take them 8 months
>> to commission...
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