File:Sunspot-2004.jpeg

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Sunspot-2004.jpeg ‎(600 × 600 pixels, file size: 51 KB, MIME type: image/jpeg)

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Description

A large sunspot group in 2004 photographed at the 2. ATB. You can also see the granulation of the sun surface. The picture was taken using the following equipment:

  • 102/1000 refractor telescope
  • raw data taken with a webcam
  • image made with Giotto (software) out of the median of 1800 single pictures
English: A large group of sunspots in year 2004. The grey area around the spots can be seen very clearly. You can also see the granulation of the sun surface.
Español: Un grupo grande de manchas solares en el año 2004. El área gris alrededor de las manchas puede verse muy claramente. También se puede ver la granulación de la superficie del Sol.
Date
Source

http://www.ralfs-webgalerie.de (Homepage of Ralf Weber)

Author Ralf Weber
Permission
(Reusing this file)

Quotation of the permission Ralf Weber gave me at forum.astronomie.de:

  • de (original): Von mir aus können alle Bilder meiner Website hierfür verwendet werden, solange mein Name dabeisteht und die Website genannt wird.
  • en (translated): You can use all my images of my website, as long as my name is written next to them and my website is named.
© The copyright holder of this file allows anyone to use it for any purpose, provided that the copyright holder is properly attributed. Redistribution, derivative work, commercial use, and all other use is permitted.

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Date/TimeThumbnailDimensionsUserComment
current20:44, 9 May 2005Thumbnail for version as of 20:44, 9 May 2005600 × 600 (51 KB)Arnomane (talk | contribs)Got permission for free usage from author of the image (www.ralfs-webgalerie.de)

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