[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
> _______________________________________________
> Sent via AMSAT-BB at amsat.org <mailto:AMSAT-BB at amsat.org>.
> AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring
> membership. Opinions
> expressed
> are solely those of the author, and do not reflect the
> official views of
> AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur
> satellite program!
> Subscription settings:
> http://www.amsat.org/mailman/listinfo/amsat-bb
> <http://www.amsat.org/mailman/listinfo/amsat-bb>
>
> _______________________________________________
> Sent via AMSAT-BB at amsat.org <mailto:AMSAT-BB at amsat.org>.
> AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring
> membership. Opinions expressed
> are solely those of the author, and do not reflect the
> official views of AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur
> satellite program!
> Subscription settings:
> http://www.amsat.org/mailman/listinfo/amsat-bb
> <http://www.amsat.org/mailman/listinfo/amsat-bb>
>
>
>
>
> _______________________________________________
> Sent via AMSAT-BB at amsat.org <mailto:AMSAT-BB at amsat.org>.
> AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring
> membership. Opinions expressed
> are solely those of the author, and do not reflect the
> official views of AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur
> satellite program!
> Subscription settings:
> http://www.amsat.org/mailman/listinfo/amsat-bb
> <http://www.amsat.org/mailman/listinfo/amsat-bb>
>
>
>
>
> _______________________________________________
> Sent via AMSAT-BB at amsat.org <mailto:AMSAT-BB at amsat.org>. AMSAT-NA
> makes this open forum available
> to all interested persons worldwide without requiring membership.
> Opinions expressed
> are solely those of the author, and do not reflect the official
> views of AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur satellite
> program!
> Subscription settings:
> http://www.amsat.org/mailman/listinfo/amsat-bb
> <http://www.amsat.org/mailman/listinfo/amsat-bb>
>
>
More information about the AMSAT-BB
mailing list