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M 1, Crab Nebula
Submitted November 30, 2012 by Planewave Instruments
© Fera, Bob and Janice
M1- The Crab Nebula in Taurus
by Bob and Janice Fera
Planewave CDK17 17″ f6.8 Cassegrain
SBIG STL11000M CCD Camera
Astrodon Filters
LRGB Composite
L:180 R:75 G:75 B:75 minutes
Sub Exposures: L:9x20m R:5x15m G:5x15m B:5x15m
RGB exposures binned 2×2
Image acquired with CCDAutopilot
Processed in CCDstacK and Adobe Photoshop
Taken November 14, 15, 2009 from Eagle Ridge Observatory, Foresthill, CA