Sh2-155
The Cave Nebula

Sh2-155 - The Cave Nebula in Cepheus

by Bob and Janice Fera

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

Apogee Alta U16M CCD Camera

Astrodon Filters

LRGB Composite - 240:90:90:90 minutes

L:12x20m R:6x15m G:6x15m B:6x15m

Image acquired with CCDAutopilot

Processed in CCDstack and Adobe Photoshop

Taken July 27-28, 2011 from Eagle Ridge Observatory, Foresthill, CA

 

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