NGC 457

The Owl Cluster

NGC 457 - The Owl Cluster - Open Cluster in Casseopeia

by Bob and Janice Fera

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

SBIG STL11000M CCD Camera

Astrodon Filters

LRGB Composite - 30:30:30:30 minutes

L:6x5m R:6x5m G:6x5m B:6x5m
All unbinned

Image acquired with CCDAutopilot

Processed in CCDstack, PixInsight LE and Adobe Photoshop

Taken September 15, 2009 from Eagle Ridge Observatory, Foresthill, CA


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