Obrázok:Double-star-cluster-in-Perseus.jpg

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Description

The double cluster h Persei and Chi Persei in Perseus. The photo was taken using the following equipement:

  • Telescope: Vixen R130S, 5.1" Newton Telescope on Super Polaris GEM, 20mm eyepiece
  • Camera: Nikon Coolpix 950 digital camera
  • Exposure: 29 x 8 sec.
  • Processing: Subtraction of dark frame, adding 2x10 and 1x9 single images in Photoshop. The 3 stacks were averaged.
Deutsch: h Persei links und Chi Persei rechts im Bild
Source

Homepage of Homepage of Philipp Salzgeber

Date

6. Oct. 2001

Author

Philipp Salzgeber

Permission

Philipp Salzgeber released the pictures under CC-BY-SA-2.0-AT, see bottom of http://salzgeber.at/astro/thumb.html (and before he also gave me the personal permission at forum.astronomie.de for GFDL-free usage)

Other versions Image:Nebula-Barnard's-Loop-bw-inverse.jpeg (inverse black and white version)
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This file is licensed under Creative Commons Attribution ShareAlike 2.0 Austria License

Diese Datei ist lizenziert unter der Creative Commons-Lizenz Attribution ShareAlike 2.0 Österreich

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