NGC 1491

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NGC 1491 - Emission Nebula in Perseus

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

Ha-OIII-RGB Composite - 510:540:30:30:30 minutes

Sub Exposures: Ha:17x30m OIII:18x30m RGB:10x3m

Image acquired with CCDAutopilot

Processed in CCDstack and Adobe Photoshop

Taken October 5, 20, 22, 23, 2013 from Eagle Ridge Observatory, Foresthill, CA


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