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From: cramer@kontron.UUCP
Newsgroups: sci.bio,sci.astro
Subject: Re: Mass extinctions
Message-ID: <1510@kontron.UUCP>
Date: Wed, 8-Apr-87 14:28:03 EST
Article-I.D.: kontron.1510
Posted: Wed Apr  8 14:28:03 1987
Date-Received: Sat, 11-Apr-87 07:15:17 EST
References: <6760@alice.uUCp> <1489@kontron.UUCP> <1244@husc2.UUCP>
Organization: Kontron Electronics, Mt. View, CA
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Xref: utgpu sci.bio:252 sci.astro:818

> In article <1489@kontron.UUCP>, cramer@kontron.UUCP (Clayton Cramer) writes:
> > 1. No great surprise, but the estimates for one of the Canadian astroblemes
> > is 17,500,000 megatons.  (No, not 17.5 megatons -- 17.5 gigatons).
> 
> 	I know it's late at night, but it seems to me that 17,500,000 megatons
> is 17.5 teratons, not 17.5 gigatons.  Which number do you mean?
> 
> 	-- Lucius Chiaraviglio

Can I claim I was thinking in British units?  (No, giga- is 10^9, not dependent
on the definition of billion.)  I definitely should have said teratons, not
gigatons.

Clayton E. Cramer