[time-nuts] Aircraft ping timing

Jim Lux jimlux at earthlink.net
Thu Mar 20 09:05:04 EDT 2014

On 3/20/14 12:07 AM, Poul-Henning Kamp wrote:
> In message <279331507.5734621395275538874.JavaMail.actor at webmail5>, "iovane at inw
> ind.it" writes:
>> My question was on what would be the expected accuracy of the circle's radius.
> Projected onto the surface of the earth, the uncertainty leaves a band
> approx 740km wide.

Is there a document that describes the system somewhere?  I've seen 
various descriptions of what's going on. Do they use timing or amplitude 

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