[meteorite-list] Minor planet (149243) Dorothynorton

[Steve Dunklee]

is there a Richardnorton?? That would be cool too!

On Fri Dec 3rd, 2010 5:48 PM EST Greg Catterton wrote:

>AWESOME. I could not think of a nicer person to get an honor such as this, congrats Dorothy!
>
>Greg Catterton
>www.wanderingstarmeteorites.com
>IMCA member 4682
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>
>--- On Fri, 12/3/10, Matson, Robert D. <ROBERT.D.MATSON at saic.com> wrote:
>
>> From: Matson, Robert D. <ROBERT.D.MATSON at saic.com>
>> Subject: [meteorite-list] Minor planet (149243) Dorothynorton
>> To: meteorite-list at meteoritecentral.com
>> Date: Friday, December 3, 2010, 5:17 PM
>> Hi All,
>> 
>> A little good news to share with the list on a Friday
>> afternoon:
>> 
>> The following citation is from MPC 71351
>> 
>> (149243) Dorothynorton = 2002 RL239
>>      Dorothy S. Norton (b. 1945) is a
>> scientific illustrator
>> specializing
>> in astronomy, geology and paleontology. Her illustrations
>> have appeared
>> in
>> the National Geographic magazine, the popular meteorite
>> book Rocks
>> from Space and Ice Age Mammals of North America.
>> 
>> - - - - -
>> 
>> I thought I sent a message about Dorothy's namesake to the
>> List a few
>> months ago when her citation became official, but it
>> apparently never
>> appeared.
>> 
>> As I wrote Dorothy back in July, it is a member of Main
>> Belt I, and has
>> a size somewhere between 1.2 and 2.2 km (the uncertainty
>> driven by the
>> range of possible reflectivities). If the asteroid were
>> spherical (which
>> of course, it isn't), it would have a volume in the range
>> of 0.9-5.5
>> billion cubic meters. For fun, if you assume an ordinary
>> chondrite bulk
>> density of ~3.1 g/cm^3, that's a mass somewhere in the
>> range of 2.8 to
>> 17
>> billion metric tons.  (That's quite a lot of
>> meteorites!)
>> 
>> To see what the orbit of Dorothy's asteroid looks like in
>> 3D, use the
>> following link:
>>  
>> http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=149243;orb=1;cov=0;log=0;cad=0#orb
>>  
>> (It takes a little while for the Java script to load.) The
>> next close
>> approach to earth will be in late January 2011, at a
>> distance of about
>> 1.08 a.u., which will be its closest approach since 2004.
>> 
>> Cheers!
>> Rob
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>
>
>      
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