[meteorite-list] Hypothetical launch question

From: Dan Wray <daniel_wray_at_meteoritecentral.com>
Date: Wed, 13 Apr 2011 08:57:14 -0600
Message-ID: <060E8F8593204E37AB5AA0A583AA4101_at_DAN1>

Check with the local teenagers, think trebuchet.

Dan
----- Original Message -----
From: "Michael Gilmer" <meteoritemike at gmail.com>
To: <actionshooting at carolina.rr.com>
Cc: <meteorite-list at meteoritecentral.com>
Sent: Wednesday, April 13, 2011 7:41 AM
Subject: Re: [meteorite-list] Hypothetical launch question


> Hi Stuart and Bill,
>
> I tend to agree with Stuart on this one. Although, the damage done
> would depend on several factors, including the angle and speed of the
> descent. The type of roof would make a difference also. The roof of
> an industrial or hardened structure might resist penetration, but I
> think a typical residential or commercial roof would be penetrated to
> great effect by an 8-pound meteorite.
>
> However unlikely, it could have fallen from the wheel well of an
> airplane. It could have also been thrown by a large wood chipper
> operating a block away. Also, one cannot discount the power of
> drunken hooligans who like to cause damage for no logical reason.
> With meteorite hammer falls being so rare, there are a multitude of
> possible explanations that are more likely, even though some scenarios
> might seem far-fetched. Strange things happen.
>
> If there were no reports of a bolide in the region, then the meteorite
> theory becomes even more improbable.
>
> Best regards,
>
> MikeG
>
> ----------------------------------------------------------------------
> Mike Gilmer - Galactic Stone & Ironworks Meteorites
>
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> -----------------------------------------------------------------------
>
> On 4/13/11, actionshooting at carolina.rr.com
> <actionshooting at carolina.rr.com> wrote:
>> Sounds fishy to me. Lorton was way less then that and it went THROUGH the
>> roof. I don't believe there is ANY way an 8lb rock at terminal velocity
>> wouldn't go through a roof.
>> --
>> Stuart McDaniel
>> Lawndale, NC
>> IMCA#9052
>>
>> http://www.facebook.com/Stuart.McDaniel.No.1
>>
>> ---- bill kies <parkforestmet at hotmail.com> wrote:
>>
>> =============
>>
>> I had an interesting call from a gentleman in Lombard Illinois. He has an
>> 8
>> pound rock that bounced off his roof. After careful examination, I
>> explained
>> that it was probably not a meteorite but that it wasn't my place to
>> discount
>> the possibility entirely. I suggested he have a piece sliced and polished
>> since he was so determined to know for sure.
>>
>> The question of how this rock got there is still kind of interesting. It
>> did
>> quite a bit of damage to his roof and ceiling but it didn't penetrate the
>> old roof. I suggested, to muted ears, that a beast that size would have
>> easily crashed through had it been falling at terminal velocity.
>>
>> There are three railroad lines near his home. Can anyone imagine how an
>> ore
>> car might launch an eight pound rock 5 blocks?
>>
>> Bill
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>
>
> --
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Received on Wed 13 Apr 2011 10:57:14 AM PDT