[time-nuts] Aircraft ping timing

Stanley timenuts at n4iqt.com
Thu Mar 20 12:45:11 EDT 2014


Missing plane this ping was not lost why would others be lost ? This ping 
was retrieved long after (days) it was received why would it be the only one 
?
Stanley

----- Original Message ----- 
From: "Jim Lux" <jimlux at earthlink.net>
To: <time-nuts at febo.com>
Sent: Thursday, March 20, 2014 11:05 AM
Subject: Re: [time-nuts] Aircraft ping timing


> On 3/20/14 8:53 AM, Poul-Henning Kamp wrote:
>> In message <40280C39FE7D43C79313A1755BCAF58D at StanleyPC>, "Stanley" 
>> writes:
>>
>>> Would think they have many other aircraft with known position stationary 
>>> or
>>> moving with location known to help improve the estimate.
>>
>> They might have been able to do that while the plane responded, but
>> now that the plane is silent it is too late.
>>
>
> It's also not something they really do as part of regular operations. It's 
> probably more like a long term performance monitoring thing to make sure 
> the satellite isn't degrading, or mis pointed.
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to 
> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.
> 



More information about the time-nuts mailing list