Image:Nebula-Barnard's-Loop.jpeg

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Description	Barnard's Loop (catalogue designation Sh 2-276) is an emission nebula in the constellation of Orion which can be seen on the photo as a diffuse red semi-circle. In this image the faint glowing hydrogen clouds spanning the whole constellation are visible. The photo was taken using the following equipement: Telescope: Nikon AF 85mm f/1,8 Film: Kodak Royal Gold 400 Exposure: 10 min at f/2,8 Processing: Removing Vignetting and Unsharp Masking Deutsch: Langbelichtete Aufnahme des Orion mit rot leuchtenden Wolken von ionisiertem Wasserstoff (H-alpha). Der große Bogen links ist Barnard's Loop. Nederlands: Barnard's Loop is te zien in deze opname van het sterrenbeeld Orion als de boogvormige nevel links in het midden van de foto.
Source	Homepage of Homepage of Philipp Salzgeber http://salzgeber.at/astro/pics/orion.html
Date	29. Mar. 1997
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)