[meteorite-list] Asteroid 2011MD Bye-bye

From: Richard Kowalski <damoclid_at_meteoritecentral.com>
Date: Tue, 28 Jun 2011 19:11:31 -0700 (PDT)
Message-ID: <1309313491.8098.YahooMailNeo_at_web113615.mail.gq1.yahoo.com>

Citation for (73491)
The following citation is from MPC 51191:
(73491) Robmatson = 2002 PO164 Robert D. Matson (b. 1962) is a keen amateur astronomer with
special interests in planetary science. Besides being a successful
meteorite hunter, Matson is internationally recognized for his
satellite-tracking software SkyMap. He also found 15 SOHO
comets and is credited with more than 200 discoveries of minor
planets.
?

--
Richard Kowalski
Full Moon Photography
IMCA #1081
----- Original Message -----
From: Walter Branch <waltbranch at bellsouth.net>
To: Sterling K. Webb <sterling_k_webb at sbcglobal.net>
Cc: Meteorite List <meteorite-list at meteoritecentral.com>; "Matson, Robert D." <ROBERT.D.MATSON at saic.com>
Sent: Tuesday, June 28, 2011 6:50 PM
Subject: Re: [meteorite-list] Asteroid 2011MD Bye-bye
Dang Rob.
Little wonder there is a minor planet named after you.
I think that should be upgraded to at least a dwarf planet.
-Walter Branch
Not everything that can be counted, counts and not everything that counts can be counted.? -A. Einstein.
On Jun 28, 2011, at 12:52 AM, "Sterling K. Webb" <sterling_k_webb at sbcglobal.net> wrote:
> Whoops! Actually, I was the "late" one. The orbital
> elements for 2011 MD were updated several days
> ago.
> http://www.projectpluto.com/2011md.htm
> 
> The closest approach was re-calculated for not
> 13:30 UTC but 17:00 UTC and the point of closest
> approach projected on the Earth shifted by some
> 50 degrees...
> 
> I missed the update and so did at least one news
> outlet (The Mail & Telegraph, UK) who reported it
> "late." The shame of it -- to do no better than a
> newspaper!
> 
> 
> Sterling K. Webb
> ------------------------------------------------------------------------------
> ----- Original Message ----- From: "Matson, Robert D." <ROBERT.D.MATSON at saic.com>
> To: "Meteorite List" <meteorite-list at meteoritecentral.com>
> Sent: Monday, June 27, 2011 8:59 PM
> Subject: Re: [meteorite-list] Asteroid 2011MD Bye-bye
> 
> 
>> Hi All,
>> 
>> I'm sure Sterling is well aware of this, but it's worth pointing
>> out to the masses that 2011 MD wasn't "late". People are simply guilty
>> of blindly believing their favorite piece of software, apparently
>> ignorant of the limitations of non-integrating propagation. When an
>> asteroid is well within the sphere of influence of the earth, it is
>> hardly appropriate to use a program that's based on Kepler's two-body
>> equations... --Rob
>> 
>> -----Original Message-----
>> From: meteorite-list-bounces at meteoritecentral.com
>> [mailto:meteorite-list-bounces at meteoritecentral.com] On Behalf Of
>> Sterling K. Webb
>> Sent: Monday, June 27, 2011 6:37 PM
>> To: Meteorite List
>> Subject: [meteorite-list] Asteroid 2011MD Bye-bye
>> 
>> Video of 2011MD against background stars:
>> http://www.youtube.com/watch?v=OUjbA21jjsc
>> 
>> The pass was at 7600 miles (instead of the
>> predicted 7500 miles) and it was 3.5 hours
>> late from the predicted time.
>> 
>> Mr. Newton could not be reached for comment.
>> 
>> Sterling K. Webb
>> 
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Received on Tue 28 Jun 2011 10:11:31 PM PDT