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NGC7023 Iris Nebula

1.11.2013

NGC7023 Iris Nebula

NGC7023, the Iris Nebula is a bright reflection nebula located in the Constellation Cepheus, 1300 to 1400 Light-Years distant. NGC7023 actually references the star cluster within the body of the nebula, and the bright, magnitude +7 star, SAO 19158 blasted out the distinctive cavity resembling an Iris. The Iris Nebula spans about 6 Light-Years across. The blue reflection nebula is surrounded by large amounts of brownish dust. The bright star has ionized some of the gas surrounding it, giving it a pinkish glow. Object: NGC7023 (Iris Nebula) Distance: 1300-1400 Light-Years Magnitude: 6.8 Date: September 2009 Place: Ft. Davis, TX Exposure Details: LRGB:400:180:180:240 minutes unbinned Processing: MaxIM DL, CCDStack, Photoshop CS3, various apps Optics: 12.5" RCOS Truss Focal Length: 2808mm @ f9 Mount: Paramount ME Camera: STL6303E Focuser: RCOS Guiding: Off-Axis with SBIG Guide Camera Filters: Tru-Balance Gen II LRGB 2"

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Dimensions: 2000 x 1349
File size: 1028.17 kbytes
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