[meteorite-list] Kepler Crater As Seen By SMART-1

[Mark Abbott]

That was my thought at first, but the ground resolution is approx. 150 
meters per pixel, so I wouldn't think so... way too big for the 
spacecrafts shadow.

Mark

Gerald Flaherty wrote:


> THE SHADOW OF THE SPACECRAFT??

> Jerry Flaherty

> ----- Original Message ----- From: "Mark Abbott" <Mark at mor-designs.com>

> To: <meteorite-list at meteoritecentral.com>

> Sent: Friday, June 30, 2006 5:17 PM

> Subject: Re: [meteorite-list] Kepler Crater As Seen By SMART-1

>

>

>>

>> Ron,

>>

>> Just curious. What's that small black dot in the upper right corner that

>> slowly drifts off the picture to the right over several shots?

>>

>> Mark Abbott

>>

>>

>> Ron Baalke wrote:

>>

>>> http://www.esa.int/esaSC/SEMBGLVT0PE_index_0.html

>>>

>>> Kepler Crater as seen by SMART-1

>>> European Space Agency 30 June 2006

>>>

>>> This animation, made from images taken by the advanced Moon Imaging

>>> Experiment (AMIE) on board ESA's SMART-1 spacecraft, shows Kepler 

>>> crater

>>> on the Moon.

>>> AMIE obtained this sequence on 13 January 2006 from a distance ranging

>>> between 1613 and 1702 kilometres from the surface, with a ground

>>> resolution between 146 and 154 metres per pixel.

>>>

>>> The imaged area is centred at a latitude of 37.8º South and longitude

>>> 9.0º East. Kepler is a small young crater situated between Oceanus

>>> Procellarum and Mare Insularum. It has a diameter of 32 km and it is 

>>> 2.6

>>> kilometres deep.

>>>

>>> Kepler displays a ray system that overlaps with rays from other craters

>>> and which extends over 300 kilometres. The outer wall shows a slightly

>>> polygonal shape. The interior walls of the crater are slumped and

>>> slightly terraced, and descend to an uneven floor and a minor 

>>> central rise.

>>>

>>>

>>> [Anaglyph image of Kepler crater]

>>>

>>> This particular sequence of images demonstrates the so called 'tracking

>>> mode' of the SMART-1 spacecraft, used to track a fixed target when

>>> flying over it. While flying over Kepler, the clear filter of the 

>>> camera

>>> was always pointed to the same position.

>>>

>>> To stay within the thermal constraints, the spacecraft had to change 

>>> its

>>> roll during the images acquisition, thus the image is slightly rotated

>>> when passing from one frame to the next.

>>> Thanks to the tracking mode it is possible to obtain information about

>>> the size and roughness properties of the soil. It also allows multiple

>>> stereo views of the target's topography.

>>>

>>> Kepler crater is named after Johannes Kepler (1571-1630), German

>>> astronomer known for his three laws of planetary motion.

>>>

>>>

>>> For more information

>>> Jean-Luc Josset, SPACE-X Space Exploration Institute

>>> Email: jean-luc.josset @ space-x.ch

>>>

>>> Bernard H. Foing, ESA SMART-1 Project Scientist

>>> Email: bernard.foing @ esa.int

>>>

>>> ______________________________________________

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>>> Meteorite-list at meteoritecentral.com

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>>>

>>>

>>

>>

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>

>