Astrophotography by Philipp Salzgeber

 

 

Philipp
Salzgeber

Wolfurt / Austria

Astrophotography


The dome of the 83cm reflectorWhile in France, photographing the Austrian Team at the 1998 World Cup, I took the chance and visited the Observatoire Jolimont, located in the City of Toulouse in Southern France. Pierre-Olivier Pujat and the 19cm Refractor Here I met Pierre Olivier Pujat. He is a member of the Societe Astronomique Populaire (SAP). He took the time and showed me around the observatory. Instruments include a 19cm Refractor, which was used for the Carte de Ciel project, and nowadays Pierre Olivier uses it for high-resolution CCD-imaging of the moon and the planets. The refractor is a double instrument, it has a photograhic and visual objective. When imaging the moon Pierre Olivier Pujat uses the visual instrument with a Hisis22 CCD camera, because of color abberations he has to add a dark green filter.The 83cm ReflectorThe biggest instrument of SAP is a 83cm Newton-Coude reflector. When the Observatory was built 100 years age, the sky was dark above the site, but nowadays the spreading City of Toulouse (Pop. 500.000) has engulfed the Observatory. While not suited for deep-sky imaging the sky is quite steady and delivers fine views of the moon and the planets. The 83cm Telescope has one weakness: Though the mirror is very good, Pierre-Olivier Pujat reflected in the backside of the 83cm mirrorthe mirror-mount is very simple, so the image quality depends on the orientation of the telescope. SAP is also active on the internet, their website is: http://www.astrosurf.org On this site you can find an image archive of astronomical images taken by the members of the Societe Astronomique Populaire. They also offer free webspace for astronomical web-sites!


 


All images © Philipp Salzgeber

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