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M 1, Crab Nebula

Submitted 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