NGC 7023
The Iris Nebula

NGC 7023 - The Iris Nebula in Cepheus

by Bob and Janice Fera

Officina Stellare RC-360AST 14" f/8 Ritchey Chretien Cassegrain
with single-element Riccardi field flattener

Apogee Alta U16M CCD Camera

Astrodon Filters

LRGB Composite - 160:120:120:120 minutes

L:8x20m R:8x15m G:8x15m B:8x15m

Image acquired with CCDAutopilot

Processed in CCDstack, PixInsight LE and Adobe Photoshop

Taken August 8,9,11, 2010 from Eagle Ridge Observatory, Foresthill, CA


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