[meteorite-list] Sutter's Mill/Lotus/? bolide physics at the time of breakup

[Robert Verish]

Strewn field workers have an arkane phrase for this phenomenon called, "blow-back", which is used to explain anomalies such as reverse size-grading, or exceptionally large fragments at the very "fine-end" of an otherwise well size-graded strewn-field. 

Bob V.

--- On Mon, 4/30/12, Mendy Ouzillou <ouzillou at yahoo.com> wrote:

> From: Mendy Ouzillou <ouzillou at yahoo.com>
> Subject: [meteorite-list] Sutter's Mill/Lotus/? bolide physics at the time of breakup
> To: "'meteoritelist meteoritelist'" <meteorite-list at meteoritecentral.com>
> Date: Monday, April 30, 2012, 8:21 AM
> I was curious to know if the primary
> bolide breakup event was explosive or
> "simple" fragmentation?
> 
> By explosive I mean at the time of the breakup, energy is
> converted somehow
> that causes some pieces to alter their trajectory and
> "shoot" down to the
> ground instead of following a normal parabolic trajectory.
> 
> Thanks,
> 
> Mendy
> 
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