File:M42 HaRGB Composite Feb 2012 P.jpg

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File:M42 HaRGB Composite Feb 2012 P.jpg - Wikipedia

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Summary

DescriptionM42 HaRGB Composite Feb 2012 P.jpg	M42 - The Great Orion Nebula, taken from the observatory in Elmira. Image is a composite of an RGB image taken in February 2010 using a modified Canon Rebel XT camera and a Hydrogen Alpha image (as a luminance layer) taken in February 2012 with the QHY9 CCD Camera. Ha image is composed of three images with total exposures of 2 hours, 30 minutes and 10 minutes - for maximum dynamic range due to the extremes of bright and dark areas in this region.
Date	16 February 2012, 20:22
Source	M42 HaRGB Composite Feb 2012 P Uploaded by ComputerHotline
Author	David St. Louis

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This image, originally posted to Flickr, was reviewed on February 24, 2012 by the administrator or reviewer File Upload Bot (Magnus Manske), who confirmed that it was available on Flickr under the stated license on that date.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	20:13, 24 February 2012		789 × 1,024 (509 KB)	File Upload Bot (Magnus Manske)	{{Information \|Description=M42 - The Great Orion Nebula, taken from the observatory in Elmira. Image is a composite of an RGB image taken in February 2010 using a modified Canon Rebel XT camera and a Hydrogen Alpha image (as a luminance layer) taken ...

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