[amsat-bb] Russian Thing

Joe nss at mwt.net
Wed Jul 19 14:21:40 UTC 2017


Ahhh IC, does anyone know when that will happen.

Joe WB9SBD
Sig
The Original Rolling Ball Clock
Idle Tyme
Idle-Tyme.com
http://www.idle-tyme.com
On 7/19/2017 9:17 AM, Paul Stoetzer wrote:
> The sail hasn't been deployed yet.
>
> On Wed, Jul 19, 2017 at 10:06 AM, Joe <nss at mwt.net 
> <mailto:nss at mwt.net>> wrote:
>
>     Interesting,
>     How all the articles say it is supposed to be this super bright
>     thing. brighter than anything other than the moon or sun. like -10
>     mag.
>
>     Yet I just checked Heavens above to see if they have it and they
>     do, but they are saying all the passes are near 0 mag + or - a
>     mag, sooo HUH?
>
>     Joe WB9SBD
>     Sig
>     The Original Rolling Ball Clock
>     Idle Tyme
>     Idle-Tyme.com
>     http://www.idle-tyme.com
>     On 7/19/2017 8:54 AM, Joe wrote:
>
>         Remember Echo things?
>
>         Joe WB9SBD
>         Sig
>         The Original Rolling Ball Clock
>         Idle Tyme
>         Idle-Tyme.com
>         http://www.idle-tyme.com
>         On 7/19/2017 3:09 AM, Simon Brown wrote:
>
>             Yes,
>
>             On 2m they have (by accident) and they are.
>
>             Simon Brown, G4ELI
>             www.sdr-radio.com <http://www.sdr-radio.com>
>
>             -----Original Message-----
>             From: AMSAT-BB [mailto:amsat-bb-bounces at amsat.org
>             <mailto:amsat-bb-bounces at amsat.org>] On Behalf Of Ross
>             Whenmouth
>             Sent: 19 July 2017 07:02
>             To: amsat-bb at amsat.org <mailto:amsat-bb at amsat.org>
>             Subject: Re: [amsat-bb] Russian Thing
>
>                 Date: Tue, 18 Jul 2017 11:16:38 -0500
>                 From: Joe<nss at mwt.net <mailto:nss at mwt.net>>
>
>                 Now for a surface to be reflective, how big does it
>                 need to be in
>                 terms of wvelength?
>
>             That's textbook radar theory - see:
>             http://slideplayer.com/slide/3927976/13/images/9/Modelling+development+&+res
>             <http://slideplayer.com/slide/3927976/13/images/9/Modelling+development+&+res>
>
>             ults.jpg
>
>             Provided that you have enough EIRP (EME rig?), I would
>             expect that 6m or 2m
>             would probably be a good choice of band, since shorter
>             wavelengths are more
>             likely to undergo optical scattering, which might not be
>             in the direction of
>             your intended RX.
>
>             On this subject, have any hams tried using the ISS as a
>             passive RF
>             reflector?
>
>
>             73 ZL2WRW
>             Ross Whenmouth
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