I would be grateful if anyone could tell me how I can receive the emails through a digest rather than individual messages. As there are so many, they are cloggin up my inbox. Thanks >From seesat-l-request@cds.plasma.mpe-garching.mpg.de Thu Jul 23 06:13:43 1998 >Received: from cds.plasma.mpe-garching.mpg.de (cds.plasma.mpe-garching.mpg.de [130.183.73.73]) by mpehp1.mpe-garching.mpg.de with SMTP (8.7.1/8.7.1) id PAA01770; Thu, 23 Jul 1998 15:13:10 +0200 (METDST) >Received: by cds.plasma.mpe-garching.mpg.de id AA24548; Thu, 23 Jul 1998 15:09:54 +0200 >Resent-Date: Thu, 23 Jul 98 09:04:51 -0500 >From: <grc@spica.usno.navy.mil> >Message-Id: <9807239011.AA901199105@spica.usno.navy.mil> >X-Mailer: ccMail Link to SMTP R8.11.00.3 >Date: Thu, 23 Jul 98 09:04:51 -0500 >To: <SeeSat-L@cds.plasma.mpe-garching.mpg.de> >Subject: Re[2]: Mirror in space >Mime-Version: 1.0 >Content-Type: text/plain; charset=ISO-8859-1 >Content-Transfer-Encoding: 7bit >Content-Description: "cc:Mail Note Part" >Resent-Message-Id: <"eiH9-cH_RRB.0.7g7.XOpjr"@cds> >Resent-From: SeeSat-L@cds.plasma.mpe-garching.mpg.de >X-Mailing-List: <SeeSat-L@lists.satellite.eu.org> archive/latest/11189 >X-Loop: SeeSat-L@lists.satellite.eu.org >Precedence: list >Resent-Sender: SeeSat-L-request@cds.plasma.mpe-garching.mpg.de > > >Jim Varney wrote: > >>IMHO the Leonids are overrated as a danger to spacecraft. Even if the >>great 1966 display of 100,000 meteors per hour is repeated, the actual flux >>of meteors is surprisingly thin. I did a very rough calculation and found >>that 100,000 meteors per hour works out to less than one meteor per square >>mile at LEO heights. > >>So my guess is the thin mylar mirror will end up with a few holes but won't >>be destroyed. > >I agree with Jim's assesment of the Leonid "threat". There's an awful lot of >space up there, and satellites (even Mir) are pretty small targets on that >scale. > >>Even though I don't think the meteoroids will be the demise of the mirror, >>I would still like to see this monstrosity fail. This project is an >>example of gross light pollution and we should all condemn it as such. My >>wish will be for the mylar to be hopelessly ripped and tangled when >>unfurled. Then I'll join you on the floor for a good laugh! > >Agreed 100 percent!! This is a just plain stupid idea, and the threat to >ground-based astronomy would be very real if this hare-brained scheme were to >gain an ounce of credibility. thankfully I hear that there are bankroll >problems which may ground the development of this plan. I don't mind the >occasional -8 mag Iridium flare, but to have a -14 mag steady beacon beaming >down would certainly ruin my night.... > >Geoff > >+=========================================================================+ >| Geoff Chester grc@spica.usno.navy.mil Public Affairs Office | >| US Naval Observatory | >| (202) 762-1438 3450 Massachusetts Avenue, NW | >| (202) 762-1516 (FAX) Washington, DC 20392 | >|-------------------------------------------------------------------------| >| "Each passing hour brings the Solar System 43,000 miles closer to the | >| globular cluster M13 in Hercules; yet there are still some misfits who | >| insist there's no such thing as progress!" -- Ransom K. Fern | >+=========================================================================+ > > > ______________________________________________________ Get Your Private, Free Email at http://www.hotmail.com