[meteorite-list] HUGE Meteor Sighting in Cottonwood AZ - Stats from fall

From: Ruben Garcia <rubengarcia85382_at_meteoritecentral.com>
Date: Mon, 14 Apr 2014 08:35:13 -0700
Message-ID: <CAJet4mOroQNTRteiFFr0Di2vNPyzgPNEdKdwf-zM2n5Nn12kfA_at_mail.gmail.com>

Thanks Chris,

Couldn't have said it better!

Maybe the "Guru's of Doppler" (Fries and Matson) can give us a little
better insight as to whether we go or stay this time.

On Mon, Apr 14, 2014 at 8:18 AM, Chris Peterson <clp at alumni.caltech.edu> wrote:
> Ground level sonics are a very good indicator that meteorites were produced.
> However, the absence of sonics doesn't argue against meteorites at all.
>
> In all likelihood, the majority of meteorite falls are not preceded with
> either a significant fireball nor any acoustics. We are subject to a very
> strong observation bias because those tend to be the only sort of events
> where we can actually correlate meteors to meteorites. And of course, such
> meteorites represent only a tiny fraction of the total.
>
> Regardless of any other factors, fireballs that display either a massive
> terminal explosion or multiple fragmentation events along their paths
> warrant close examination as potential meteorite producers.
>
>
> Chris
>
> *******************************
> Chris L Peterson
> Cloudbait Observatory
> http://www.cloudbait.com
>
> On 4/13/2014 4:47 PM, Jim Wooddell wrote:
>>
>> Hi Shawn, This is a fairly normal event. Nothing much to get excited
>> about. The calculation is an error. If the 40.8km is the burn out I
>> doubt anyone will waste much time on this one.
>> No sonic reports to speak of and that is also not a good sign. The UT is
>> questionable too!
>>
>> Jim
>
>
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-- 
Rock On!
Ruben Garcia
http://www.MrMeteorite.com

Received on Mon 14 Apr 2014 11:35:13 AM PDT