NGC 2841 - Spiral Galaxy in Ursa Major
by Bob and Janice Fera
Officina
Stellare RC-360AST 14" f/8 Ritchey Chretien Cassegrain
with single-element field Riccardi flattener
Apogee Alta U16M CCD Camera
Astrodon Filters
LRGB Composite - 240:90:80:80 minutes
L:12x20m
R:9x10m G:8x10m B:8x10m
RGB binned 2x2
Image acquired with CCDAutopilot
Processed in CCDstack, eXcalibrator and Adobe Photoshop
Taken February 16,17, March 17-19, 2010 from Eagle Ridge Observatory, Foresthill, CA