[meteorite-list] Fw: U.S. To Shoot Down Defunct Spy Satellite

[Jerry]

Has there been a determination as to when [Universal Tie] and over where 
this feat will be accomplished.
Be neat to witness it!
Jerry Flaherty
----- Original Message ----- 
From: "Sterling K. Webb" <sterling_k_webb at sbcglobal.net>
To: "Meteorite List" <meteorite-list at meteoritecentral.com>
Sent: Friday, February 15, 2008 6:18 PM
Subject: [meteorite-list] Fw: U.S. To Shoot Down Defunct Spy Satellite



> Forwarding this to The List for:

> ----- Original Message ----- 

> From: "Kelly Beatty" <kbeatty at skyandtelescope.com>

> To: "Sterling K. Webb" <sterling_k_webb at sbcglobal.net>

> Sent: Friday, February 15, 2008 2:57 PM

> Subject: RE: [meteorite-list] U.S. To Shoot Down Defunct Spy Satellite

>

>

> Sterling...

>

> I'm sending you this directly because for some reason my posts to the

> meteorite list aren't going through.

>

>>     Rob pointed out that only a very small percentage of the

>> debris will  be directed into potentially dangerous orbits, but

>> a "small percentage" of 100,000 is still a respectable number.

>

> *none* of the debris will survive more than a few weeks. that's because

> while, conceivably, the fragments' apogees will change a bit, the perigees

> will not. and the perigees are already so low that fairly rapid decay is

> assured. all else being equal, breaking up the satellite will actually

> hasten reentry because virtually all the resulting pieces will have higher

> area/mass ratios that the intact satellite did.

>

>

> clear skies,

>

> Kelly Beatty

> Executive Editor

> SKY & TELESCOPE

> 617-864-7360 x2148

> SkyandTelescope.com

>

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