M 82 (UMa)

 

Technical data:    15"f/8 Newtonian & 16"f/8 Hypergraph

                           SBIG ST10XME with AO7 and SBIG STL6303 with AO-L; AstroDon filters for colors

                           LRGB (L=5 hours in total (Seeing about 2,8-3,0"), H-a=12 hours in total (6nm AstroDon H-a filter); R=6x600s; G=6x600s; B=6x600s)

                           Authors: Volker Wendel & Bernd Flach-Wilken

 

 

Old data from 2004:

m82.jpg (188788 Byte)

Technical data:    15"f/8 Newtonian for Luminance and a 3,2/940mm Liechtenknecker Flat-Field Camera for color

                           SBIG ST10XME, AO7 and Astronomik Typ II filter set with RG610 for red channel

                           LRGB (L=8x900s; R=3x500s; G=3x600s; B=3x900s)

                           Comments: raw FWHM for L-channel ~ 2,0"

                           Authors: Volker Wendel & Bernd Flach-Wilken

 

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