Re: [meteorite-list] new vesta video

2011-09-22 Thread Jeff Kuyken
Hi all,

These grooves are not unique to Vesta and have been found on a number of
other bodies with numerous formation theories. In fact here is one paper
dedicated to grooves on asteroids and moons:

http://multimedia.seti.org/PhD2011/abstracts/PhD2-11-024.pdf

Cheers,

Jeff


-Original Message-
From: meteorite-list-boun...@meteoritecentral.com
[mailto:meteorite-list-boun...@meteoritecentral.com] On Behalf Of Bob King
Sent: Thursday, 22 September 2011 3:53 AM
To: meteorite-list@meteoritecentral.com
Subject: Re: [meteorite-list] new vesta video

Oh, what the heck, I'll throw in my thoughts too. Could the Vesta
grooves be faulting combined with later slumping (as seen many lunar
craters) caused by the force of impact?
Bob

On Wed, Sep 21, 2011 at 11:54 AM, Count Deiro countde...@earthlink.net
wrote:
 Richard, Larry, List,,,

 Larry has guessed, It is possible that the grooves are related to this
impact..

 I think Larry might be on to something.. If the grooves run parallel to
the circumference of the large defect..might they not be upheavals caused by
the forces moving out away from the epicenter?

 Just guessing,

 Guido
 -Original Message-
From: lebof...@lpl.arizona.edu
Sent: Sep 21, 2011 5:21 AM
To: Richard Montgomery rickm...@earthlink.net
Cc: meteoritelist meteorite-list@meteoritecentral.com
Subject: Re: [meteorite-list] new vesta video

Richard:

The depression is an impact feature, by far the largest relavtive to the
size of the body it hit (Vesta). It is possible that the grooves are
related to this impact (just a guess).

Larry

 Howdy List,

 While the 'big depression' on the Vestan south pole has been a major
 focus...what about those wild grooves???

 I see visions of a spinning Vesta grinding against another twin, gouging
 grooves in a dancea low gravity parlay perhaps analogous to a
 high-school bump and grind, the two spinning against each otherwhich
 begs the obvious question:  where is the partner in grind??

 Should we not expect to eventually find trailing remnants of both in
those
 tell-tale grooves?

 -Richard Montgomery




 - Original Message -
 From: lebof...@lpl.arizona.edu
 To: Mike Hankey mike.han...@gmail.com
 Cc: meteoritelist meteorite-list@meteoritecentral.com
 Sent: Tuesday, September 20, 2011 12:54 PM
 Subject: Re: [meteorite-list] new vesta video


 Hi Mike:

 I assume that you meant to say slick (hope that I am not putting words
 in
 your mouth).

 I have played this video several times and it is clear how much can be
 said about Vesta by the narrator without giving any scientific
 interpretation of it! I realize that there is always the mandate that
 little is said without an official press release or the published
papers
 with the first results, but to say only that there is a depression at
 the south pole, a huge crater (known for many years) and probably the
 main
 source of most HED meteorites, leaves one wanting for at least some
 interpretation of what one is seeing.

 Larry

 i didn't see this posted to the list yet. pretty sick video.


http://www.space.com/12998-asteroid-vesta-video-nasa-dawn-spacecraft.html


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Re: [meteorite-list] new vesta video

2011-09-21 Thread lebofsky
Richard:

The depression is an impact feature, by far the largest relavtive to the
size of the body it hit (Vesta). It is possible that the grooves are
related to this impact (just a guess).

Larry

 Howdy List,

 While the 'big depression' on the Vestan south pole has been a major
 focus...what about those wild grooves???

 I see visions of a spinning Vesta grinding against another twin, gouging
 grooves in a dancea low gravity parlay perhaps analogous to a
 high-school bump and grind, the two spinning against each otherwhich
 begs the obvious question:  where is the partner in grind??

 Should we not expect to eventually find trailing remnants of both in those
 tell-tale grooves?

 -Richard Montgomery




 - Original Message -
 From: lebof...@lpl.arizona.edu
 To: Mike Hankey mike.han...@gmail.com
 Cc: meteoritelist meteorite-list@meteoritecentral.com
 Sent: Tuesday, September 20, 2011 12:54 PM
 Subject: Re: [meteorite-list] new vesta video


 Hi Mike:

 I assume that you meant to say slick (hope that I am not putting words
 in
 your mouth).

 I have played this video several times and it is clear how much can be
 said about Vesta by the narrator without giving any scientific
 interpretation of it! I realize that there is always the mandate that
 little is said without an official press release or the published papers
 with the first results, but to say only that there is a depression at
 the south pole, a huge crater (known for many years) and probably the
 main
 source of most HED meteorites, leaves one wanting for at least some
 interpretation of what one is seeing.

 Larry

 i didn't see this posted to the list yet. pretty sick video.

 http://www.space.com/12998-asteroid-vesta-video-nasa-dawn-spacecraft.html


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Re: [meteorite-list] new vesta video

2011-09-21 Thread Jim Wooddell

Hi Richard,

I thought of this immediately when I looked at the first pictures.  Then I 
imagined one of the larger hits knocked it away from what ever it was 
rolling around.
And, then I thought Vesta trying to stretch itself and the feature is a 
result of that!

Who knows!!!  It will be interesting to learn.  Watching this closely.

Kind Regards,

Jim Wooddell


- Original Message - 
From: lebof...@lpl.arizona.edu

To: Richard Montgomery rickm...@earthlink.net
Cc: meteoritelist meteorite-list@meteoritecentral.com
Sent: Wednesday, September 21, 2011 5:21 AM
Subject: Re: [meteorite-list] new vesta video



Richard:

The depression is an impact feature, by far the largest relavtive to the
size of the body it hit (Vesta). It is possible that the grooves are
related to this impact (just a guess).

Larry


Howdy List,

While the 'big depression' on the Vestan south pole has been a major
focus...what about those wild grooves???

I see visions of a spinning Vesta grinding against another twin, gouging
grooves in a dancea low gravity parlay perhaps analogous to a
high-school bump and grind, the two spinning against each otherwhich
begs the obvious question:  where is the partner in grind??

Should we not expect to eventually find trailing remnants of both in 
those

tell-tale grooves?

-Richard Montgomery




- Original Message -
From: lebof...@lpl.arizona.edu
To: Mike Hankey mike.han...@gmail.com
Cc: meteoritelist meteorite-list@meteoritecentral.com
Sent: Tuesday, September 20, 2011 12:54 PM
Subject: Re: [meteorite-list] new vesta video



Hi Mike:

I assume that you meant to say slick (hope that I am not putting words
in
your mouth).

I have played this video several times and it is clear how much can be
said about Vesta by the narrator without giving any scientific
interpretation of it! I realize that there is always the mandate that
little is said without an official press release or the published papers
with the first results, but to say only that there is a depression at
the south pole, a huge crater (known for many years) and probably the
main
source of most HED meteorites, leaves one wanting for at least some
interpretation of what one is seeing.

Larry


i didn't see this posted to the list yet. pretty sick video.

http://www.space.com/12998-asteroid-vesta-video-nasa-dawn-spacecraft.html



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Re: [meteorite-list] new vesta video

2011-09-21 Thread David R Childs
I would go for 'compression' as a result of a really large impact causing 
the grooves.  We know there are remnants of a large impact crater that are 
visible.


David R Childs

- Original Message - 
From: lebof...@lpl.arizona.edu

To: Richard Montgomery rickm...@earthlink.net
Cc: meteoritelist meteorite-list@meteoritecentral.com
Sent: Wednesday, September 21, 2011 1:21 PM
Subject: Re: [meteorite-list] new vesta video



Richard:

The depression is an impact feature, by far the largest relavtive to the
size of the body it hit (Vesta). It is possible that the grooves are
related to this impact (just a guess).

Larry


Howdy List,

While the 'big depression' on the Vestan south pole has been a major
focus...what about those wild grooves???

I see visions of a spinning Vesta grinding against another twin, gouging
grooves in a dancea low gravity parlay perhaps analogous to a
high-school bump and grind, the two spinning against each otherwhich
begs the obvious question:  where is the partner in grind??

Should we not expect to eventually find trailing remnants of both in 
those

tell-tale grooves?

-Richard Montgomery




- Original Message -
From: lebof...@lpl.arizona.edu
To: Mike Hankey mike.han...@gmail.com
Cc: meteoritelist meteorite-list@meteoritecentral.com
Sent: Tuesday, September 20, 2011 12:54 PM
Subject: Re: [meteorite-list] new vesta video



Hi Mike:

I assume that you meant to say slick (hope that I am not putting words
in
your mouth).

I have played this video several times and it is clear how much can be
said about Vesta by the narrator without giving any scientific
interpretation of it! I realize that there is always the mandate that
little is said without an official press release or the published papers
with the first results, but to say only that there is a depression at
the south pole, a huge crater (known for many years) and probably the
main
source of most HED meteorites, leaves one wanting for at least some
interpretation of what one is seeing.

Larry


i didn't see this posted to the list yet. pretty sick video.

http://www.space.com/12998-asteroid-vesta-video-nasa-dawn-spacecraft.html



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Re: [meteorite-list] new vesta video

2011-09-21 Thread Count Deiro
Richard, Larry, List,,,

Larry has guessed, It is possible that the grooves are related to this 
impact..

I think Larry might be on to something.. If the grooves run parallel to the 
circumference of the large defect..might they not be upheavals caused by the 
forces moving out away from the epicenter? 

Just guessing,

Guido 
-Original Message-
From: lebof...@lpl.arizona.edu
Sent: Sep 21, 2011 5:21 AM
To: Richard Montgomery rickm...@earthlink.net
Cc: meteoritelist meteorite-list@meteoritecentral.com
Subject: Re: [meteorite-list] new vesta video

Richard:

The depression is an impact feature, by far the largest relavtive to the
size of the body it hit (Vesta). It is possible that the grooves are
related to this impact (just a guess).

Larry

 Howdy List,

 While the 'big depression' on the Vestan south pole has been a major
 focus...what about those wild grooves???

 I see visions of a spinning Vesta grinding against another twin, gouging
 grooves in a dancea low gravity parlay perhaps analogous to a
 high-school bump and grind, the two spinning against each otherwhich
 begs the obvious question:  where is the partner in grind??

 Should we not expect to eventually find trailing remnants of both in those
 tell-tale grooves?

 -Richard Montgomery




 - Original Message -
 From: lebof...@lpl.arizona.edu
 To: Mike Hankey mike.han...@gmail.com
 Cc: meteoritelist meteorite-list@meteoritecentral.com
 Sent: Tuesday, September 20, 2011 12:54 PM
 Subject: Re: [meteorite-list] new vesta video


 Hi Mike:

 I assume that you meant to say slick (hope that I am not putting words
 in
 your mouth).

 I have played this video several times and it is clear how much can be
 said about Vesta by the narrator without giving any scientific
 interpretation of it! I realize that there is always the mandate that
 little is said without an official press release or the published papers
 with the first results, but to say only that there is a depression at
 the south pole, a huge crater (known for many years) and probably the
 main
 source of most HED meteorites, leaves one wanting for at least some
 interpretation of what one is seeing.

 Larry

 i didn't see this posted to the list yet. pretty sick video.

 http://www.space.com/12998-asteroid-vesta-video-nasa-dawn-spacecraft.html


__
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Re: [meteorite-list] new vesta video

2011-09-21 Thread Bob King
Oh, what the heck, I'll throw in my thoughts too. Could the Vesta
grooves be faulting combined with later slumping (as seen many lunar
craters) caused by the force of impact?
Bob

On Wed, Sep 21, 2011 at 11:54 AM, Count Deiro countde...@earthlink.net wrote:
 Richard, Larry, List,,,

 Larry has guessed, It is possible that the grooves are related to this 
 impact..

 I think Larry might be on to something.. If the grooves run parallel to the 
 circumference of the large defect..might they not be upheavals caused by the 
 forces moving out away from the epicenter?

 Just guessing,

 Guido
 -Original Message-
From: lebof...@lpl.arizona.edu
Sent: Sep 21, 2011 5:21 AM
To: Richard Montgomery rickm...@earthlink.net
Cc: meteoritelist meteorite-list@meteoritecentral.com
Subject: Re: [meteorite-list] new vesta video

Richard:

The depression is an impact feature, by far the largest relavtive to the
size of the body it hit (Vesta). It is possible that the grooves are
related to this impact (just a guess).

Larry

 Howdy List,

 While the 'big depression' on the Vestan south pole has been a major
 focus...what about those wild grooves???

 I see visions of a spinning Vesta grinding against another twin, gouging
 grooves in a dancea low gravity parlay perhaps analogous to a
 high-school bump and grind, the two spinning against each otherwhich
 begs the obvious question:  where is the partner in grind??

 Should we not expect to eventually find trailing remnants of both in those
 tell-tale grooves?

 -Richard Montgomery




 - Original Message -
 From: lebof...@lpl.arizona.edu
 To: Mike Hankey mike.han...@gmail.com
 Cc: meteoritelist meteorite-list@meteoritecentral.com
 Sent: Tuesday, September 20, 2011 12:54 PM
 Subject: Re: [meteorite-list] new vesta video


 Hi Mike:

 I assume that you meant to say slick (hope that I am not putting words
 in
 your mouth).

 I have played this video several times and it is clear how much can be
 said about Vesta by the narrator without giving any scientific
 interpretation of it! I realize that there is always the mandate that
 little is said without an official press release or the published papers
 with the first results, but to say only that there is a depression at
 the south pole, a huge crater (known for many years) and probably the
 main
 source of most HED meteorites, leaves one wanting for at least some
 interpretation of what one is seeing.

 Larry

 i didn't see this posted to the list yet. pretty sick video.

 http://www.space.com/12998-asteroid-vesta-video-nasa-dawn-spacecraft.html


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[meteorite-list] new vesta video

2011-09-20 Thread Mike Hankey
i didn't see this posted to the list yet. pretty sick video.

http://www.space.com/12998-asteroid-vesta-video-nasa-dawn-spacecraft.html
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Re: [meteorite-list] new vesta video

2011-09-20 Thread lebofsky
Hi Mike:

I assume that you meant to say slick (hope that I am not putting words in
your mouth).

I have played this video several times and it is clear how much can be
said about Vesta by the narrator without giving any scientific
interpretation of it! I realize that there is always the mandate that
little is said without an official press release or the published papers
with the first results, but to say only that there is a depression at
the south pole, a huge crater (known for many years) and probably the main
source of most HED meteorites, leaves one wanting for at least some
interpretation of what one is seeing.

Larry

 i didn't see this posted to the list yet. pretty sick video.

 http://www.space.com/12998-asteroid-vesta-video-nasa-dawn-spacecraft.html
 __
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Re: [meteorite-list] new vesta video

2011-09-20 Thread Richard Montgomery

Howdy List,

While the 'big depression' on the Vestan south pole has been a major 
focus...what about those wild grooves???


I see visions of a spinning Vesta grinding against another twin, gouging 
grooves in a dancea low gravity parlay perhaps analogous to a 
high-school bump and grind, the two spinning against each otherwhich 
begs the obvious question:  where is the partner in grind??


Should we not expect to eventually find trailing remnants of both in those 
tell-tale grooves?


-Richard Montgomery




- Original Message - 
From: lebof...@lpl.arizona.edu

To: Mike Hankey mike.han...@gmail.com
Cc: meteoritelist meteorite-list@meteoritecentral.com
Sent: Tuesday, September 20, 2011 12:54 PM
Subject: Re: [meteorite-list] new vesta video



Hi Mike:

I assume that you meant to say slick (hope that I am not putting words in
your mouth).

I have played this video several times and it is clear how much can be
said about Vesta by the narrator without giving any scientific
interpretation of it! I realize that there is always the mandate that
little is said without an official press release or the published papers
with the first results, but to say only that there is a depression at
the south pole, a huge crater (known for many years) and probably the main
source of most HED meteorites, leaves one wanting for at least some
interpretation of what one is seeing.

Larry


i didn't see this posted to the list yet. pretty sick video.

http://www.space.com/12998-asteroid-vesta-video-nasa-dawn-spacecraft.html
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