Archive for the 'Uncategorized' Category

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Published by Vicent Peris on 09 Dec 2008

Living In Space Exhibition


Hello,

next thursday, December 11th, is the opening of the exhibition “Viure a l’Espai… no és tan diferent” (“Life in Space… not so different”) here in Valencia, in the Octubre cultural center. Exhibition commissioner is Fernando Ballesteros, and exhibit contains objects related to astronautic world. Space wear, tools, “space” Cokes, and a lot of interesting things that have played a role in the history of the space race.

http://www.astrofoto.es/astrofoto/foros/VIURE_ESPAI_400.jpg

This exhibition includes seven of my photography works, wich will cover completely the walls. Three of these works have been made with José Luis Lamadrid and Juan Coenejero. The prints are really huge: some of the photos are more than 5 meter wide.

The Octubre cultural center is located in the center of Valencia, in the Sant Ferran street. You can go to visit for free the exhibition between December 11th and February 15th, from sunday to saturday 10 to 21 h. For more information please visit their webpage:

http://octubre.cat/activ_fitxa.php?id_activitat=727

Hope you will enjoy it.
Best regards,
Vicent.

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Published by Sander on 16 Oct 2008

Not just pretty pictures: asteroid occultation


Besides taking pretty (open for interpretation :) pictures I used to spend some time doing asteroid occultation work. The other day David Dunham contacted me to attempt an event because the weather in Connecticut had cleared up. I was a little rusty but I succeeded in recording the event with my M110 with video camera, time stamp inserter (KIWI) and capture box. My initial analysis resulted in time stamps that closely matched a subsequent more rigorous statistical method. Here is a summary of the event. My ‘chord’ is number 9. Together with other measurements an estimate of the asteroid’s size was calculated.

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Published by Oriol Lehmkuhl on 13 Oct 2008

PI and CFD


Hello guys,

this is an off topic application to PI.

Well in our job we have a lot of renderizated images from my CFD simulations, usually the renderization is done with paraview (http://www.paraview.org). An standard result is like this image,

http://astrosurf.com/brego-sky/images/InitCyl-7.png

We have been playing with PI to achieve a more  realistic picture of this simulations. After using an special method developed by Carlos Sonnenstein to do maskings of the dark structures of an image. And applying to this mask a HDRWavlets and a MTF we have this result:

http://astrosurf.com/brego-sky/images/InitCyl-DarkMask-HDR-mtf.png

We are really happy with the result, in fact is very similar to the traditional snapshots from experimental facilities.  But in this case this is a numerical simulation :D :D (8 Milions of elements using 160 cpu’s and a week of cpu time).

Well we known that this is an absolutely off topic post, but we are really happy with the effectivity of PI even with this non-astronomical images!

Regards

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Published by Jack Harvey on 12 Oct 2008

Repeated Instances of PixInsight


I know this has been on the forum but it continues to be a constant irritant to me.  When you close PixInsight and open a new instance you get instance 2, or 3, etc.  With these new instances you lose your presets such as postion of Process Explorer, Favorites in Process Explorer, etc.  So two issues.  FIrst with the ability to open more than one work area why do we need to be able to open several instances of PixInsight?  Second, if we are going to keep this function we need an easy way to delete the multiple instances as constantly going to regedit, etc is very cumbersome.  Also I think there is a way to save the presets, such as position of process explorer, favorites etc, but I cannot find the reference to it.  Thanks

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Published by admin on 30 Sep 2008

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