[meteorite-list] Minor planet (149243) Dorothynorton
From: Greg Catterton <star_wars_collector_at_meteoritecentral.com>
Date: Fri, 3 Dec 2010 14:48:31 -0800 (PST) Message-ID: <736112.32495.qm_at_web46406.mail.sp1.yahoo.com> 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 On Ebay: http://stores.shop.ebay.com/wanderingstarmeteorites On Facebook: http://www.facebook.com/WanderingStarMeteorites --- 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 > ______________________________________________ > Visit the Archives at http://www.meteoritecentral.com/mailing-list-archives.html > Meteorite-list mailing list > Meteorite-list at meteoritecentral.com > http://six.pairlist.net/mailman/listinfo/meteorite-list > Received on Fri 03 Dec 2010 05:48:31 PM PST |
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