Equipment set-up
Alluna Optics RC16 with FFC
SBIG
Baader Planetarium
Software Bisque
Ha image using a Baader 7nm filter. Total exposure time approx 2 hours.
Processing with MaxIm CCD, Pixinsight, Photoshop CS6
Copyright Peter J Ward 2016, 2017
Can you see all 26 grey scales above?