Markarian's Chain and M 87

4./15./17./18./19./20./21./22./23.4.2015
Newtonian 250mm @f/4.8, Mesu 200 mount
MI G2-8300FR CCD camera @-25°C
Mosaic: 4 LRGB frames, total number of exposures: Luminance - 200x300s (not binned), RGB 70/53/69x300 (2 x 2 binned) (overall 32h40m)
Rhein-Main area, Germany
North is on the upper side of the image