[meteorite-list] Dumb Questions About Meteors & Meteorites
From: Chris Peterson <clp_at_meteoritecentral.com>
Date: Tue, 26 Jan 2010 09:32:50 -0700 Message-ID: <8A8E9B99BB6B4043ADEDAC4176B24EC0_at_bellatrix> You're just seeing incandescence from the last bit of meteoroid that hasn't survived the previous (four?) fragmentation events as well as the continuous ablation. I don't see any evidence in this photo of a smoke train at all. If one was produced, it would only be visible after the meteor faded away, and if the exposure continued on for at least a few seconds so the trail could start to disperse. Chris ***************************************** Chris L Peterson Cloudbait Observatory http://www.cloudbait.com ----- Original Message ----- From: "Meteorites USA" <eric at meteoritesusa.com> Cc: <meteorite-list at meteoritecentral.com> Sent: Tuesday, January 26, 2010 8:58 AM Subject: Re: [meteorite-list] Dumb Questions About Meteors & Meteorites > Hi Robert, Sterling, Erik, Greg, Darren, ALL, Thanks for all the > answers... > > I wanted to include a photo in my question. We're all familiar with Mike > Hankey's now world famous PA fireball photo which just happened to catch > the fragmentation of a large meteoroid as it was breaking up. This left > many smoke trains in the air from each fragment.Now, even though no > meteorites have yet to be recovered from this, there is a possibility > there will be. But it brings up a question. This was an abnormal fireball > and rather large but I've included another photo of a smaller Leonid > meteor, with what appears to be a small smoke train emerging from the > incandescence and entering dark flight. > > Take a look at this Leonid photo. As you can see after the incandescence > there's a small smoke train shooting out from the tip of the meteor. Is > that in fact the smoke train from the particle/meteoroid just before > entering dark flight? Or was this just the last bit of the meteoroid > burning up? > > Leonid: http://www.meteoritesusa.com/images/Leonid_Meteor-wikipedia-cc.jpg > Leonid Closeup: > http://www.meteoritesusa.com/images/Leonid_Meteor-wikipedia-cc-2.jpg > > Regards, > Eric Received on Tue 26 Jan 2010 11:32:50 AM PST |
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