[time-nuts] Aircraft ping timing
Jim Lux
jimlux at earthlink.net
Thu Mar 20 13:05:04 UTC 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
measurements?
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