[meteorite-list] Asteroid 2014 AA Hits Earth Today

[Graham Ensor]

Who was first to spot this one coming in....and how ling before?

Graham

On Thu, Jan 2, 2014 at 5:00 PM, Ron Baalke <baalke at zagami.jpl.nasa.gov> wrote:
>
> >From MPEC 2014-A02:
>
> http://www.minorplanetcenter.net/mpec/K14/K14A02.html
>
> It is virtually certain that 2014 AA hit the Earth's atmosphere on
> 2014 Jan. 2.2 +/- 0.4, as demonstrated by independent calculations by
> Bill Gray, the MPC and Steve Chesley (JPL).  According to Chesley, the
> impact locations are widely distributed, most likely falling on an arc
> extending from Central America to East Africa, with a best-fit location
> just off the coast of West Africa on Jan. 2.10.  2014 AA was unlikely to
> have survived atmospheric entry intact, as it was comparable in size to
> 2008 TC3, the only other example of an impacting object observed
> prior to atmospheric entry.
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