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• RA: 21:01.36
• Dec:  +68:10
• Magnitude: 6.8
• Size: 18 x 18 arc min
• Distance: 1,300 ly
• Constellation:  Cepheus

• Scope: Orion ED80 f/7
• Autoguider: ST-4 faint mode
• Sky conditions:  Above average seeing and transparency
• Camera: Griffin modified Canon XSi ISO800
• Exposure: 10 x 7 minutes
• Date:  November 23, 2010

Comments: The Iris Nebula, also NGC 7023 and Caldwell 4, is a bright reflection nebula and Caldwell object in the constellation Cepheus.