[amsat-bb] Geostationary & HEO Satellites

Simon Brown simon at sdr-radio.com
Fri Feb 8 21:12:07 UTC 2019


Unless, of course you're referring to the Me => Him => Me delay 😊.

Simon Brown, G4ELI
www.sdr-radio.com 


-----Original Message-----
From: AMSAT-BB <amsat-bb-bounces at amsat.org> On Behalf Of Simon Brown
Sent: 08 February 2019 21:08
To: 'AMSAT BB' <amsat-bb at amsat.org>
Subject: Re: [amsat-bb] Geostationary & HEO Satellites

Paul,

Unless there's significant latency inside the satellite, I think you're out by a factor of two. Round trip is 2 x 40,000 km (*) = 80,000 km total. Speed of light and radio latency says we're looking at closer to 300 ms.

(*) depending on where you are on the mother planet.

Simon Brown, G4ELI
www.sdr-radio.com 



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