[amsat-bb] Re: Malaysian airliner puzzle

[Rick Walter]

I think it is like GPS, the signal from the plane has encoded in it the time it was sent and the satellite knows when it arrived at the sat. Using a formula to compensate for our atmosphere and using the speed of light it knows the distance travelled. 

Rick 

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"Great spirits have always encountered violent opposition from mediocre minds" - Albert Einstein



> On Mar 16, 2014, at 4:49 PM, "Anthony Japha" <tjjapha at earthlink.net> wrote:
> 
> Thanks Rick,
> How do those sats determine distance to the source?   
> Tony, N2UN  
> 
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