EXERCISE: 2019 IAA Planetary Defence Conference - Day 5 Scenario

[surfer at mauigateway.com (Scott Weeks)]

--- sean at donelan.com wrote:
From: Sean Donelan <sean at donelan.com>

Of course, any fictional scenario is more likely to hit 
an ocean...But that makes for a dull exercise.
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Not for some of us...  ;-)

scott