[meteorite-list] Bend it Like Beckham! Small Asteroid to Whip Past Earth on June 27, 2011

From: Dennis Miller <astroroks_at_meteoritecentral.com>
Date: Sat, 25 Jun 2011 11:50:11 -0500
Message-ID: <BAY164-w34C2795CFEC8973D2D227DB1550_at_phx.gbl>

Hello, Richard!! Thanks for passing on the clip. Is there a pool for the asteroid

taking out a GPS satellite? I see that the best viewing will be Australia and

Antarctica. Is there anyone at McMurdo this time of year??

Dennis

----------------------------------------
> Date: Thu, 23 Jun 2011 21:13:24 -0700
> From: damoclid at yahoo.com
> To: meteorite-list at meteoritecentral.com
> Subject: Re: [meteorite-list] Bend it Like Beckham! Small Asteroid to Whip Past Earth on June 27, 2011
>
> UGH
> I'm glad that wasn't the headline for the release about 2011 CQ.
>
> Anyway, there is a bit of discussion about this object ove ron my Minor Planet Mailing List, including the possibility thatthis might be some old space junk returning.
>
> List members here might be interested in some animationsPasquale Tricarico at the Planetary Science Institute put together. Pretty cool seeing how much the orbit is changed by the encounter with the earth.
>
>
> http://orbit.psi.edu/~tricaric/2011MD.html
>
>
> --
> Richard Kowalski
> Full Moon Photography
> IMCA #1081
>
>
> ----- Original Message -----
> From: Ron Baalke <baalke at zagami.jpl.nasa.gov>
> To: Meteorite Mailing List <meteorite-list at meteoritecentral.com>
> Cc:
> Sent: Thursday, June 23, 2011 6:30 PM
> Subject: [meteorite-list] Bend it Like Beckham! Small Asteroid to Whip Past Earth on June 27, 2011
>
>
> http://neo.jpl.nasa.gov/news/news172.html
>
> Bend it Like Beckham! Small Asteroid to Whip Past Earth on June 27, 2011
> Don Yeomans & Paul Chodas
> NASA/JPL Near-Earth Object Program Office
> June 23, 2011
>
> [Graphic]
> Trajectory of 2011 MD projected onto the Earth's orbital plane. Note
> from this viewing angle, the asteroid passes underneath the Earth.
>
> [Graphic]
> Trajectory of 2011 MD from the general direction of the Sun.
>
> Near-Earth asteroid 2011 MD will pass only 12,000 kilometers (7,500
> miles) above the Earth's surface on Monday June 27 at about 9:30 EDT.
> The asteroid was discovered by the LINEAR near-Earth object discovery
> team observing from Socorro, New Mexico. The diagram on the left shows
> the trajectory of 2011 MD projected onto the Earth's orbital plane over
> a four-day interval. The diagram on the left gives another view from the
> general direction of the Sun that indicates that 2011 MD will reach its
> closest Earth approach point in extreme southern latitudes (in fact over
> the southern Atlantic Ocean). This small asteroid, only 5-20 meters in
> diameter, is in a very Earth-like orbit about the Sun, but an orbital
> analysis indicates there is no chance it will actually strike Earth on
> Monday. The incoming trajectory leg passes several thousand kilometers
> outside the geosynchronous ring of satellites and the outgoing leg
> passes well inside the ring. One would expect an object of this size to
> come this close to Earth about every 6 years on average. For a brief
> time, it will be bright enough to be seen even with a modest-sized
> telescope.
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Received on Sat 25 Jun 2011 12:50:11 PM PDT