Messier 1 - The Crab Nebula

The Luminance was dithered and Sigma Reject combined. I loaded the Luminance with the Fits Liberator and processed that from before a few weeks ago. For the color I used the Fits Liberator and the used the action that came with it.

Telescope - MakNewt 8" F/6
Camera - SBIG ST-7 XME
Mount - Custom Built with 11" Byers drive system
Exposures:
Filters were Custom Scientific 4.5nm:
Luminance: H-Alpha (Hydrogen) 180 minutes (18x10) (1x1):
Red: SII (Sulfer) 30 minutes (6x5) (2x2):
Green: H-Alpha (Hydrogen) 30 minutes (6x5) (2x2):
Blue: OIII (Oxgen) 30 minutes (6x5) (2x2) :

This fits liberator image is not available for sale.

Credit:

Dean Salman & the ESA/ESO/NASA Photoshop FITS Liberator

About the FITS Image

Id:dean_salman_1
Name:Dean Salman
City:Tucson AZ
Country:United States

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