NGC 3718 and NGC 3729 form an interesting pair of galaxies on the northern sky, 53 million light-years away. NGC 3718 is an active Seyert-1 galaxy, disturbed by its neighbour NGC 3729.
Die small group of galaxies south of NGC 3718 is about 300 million light-years away.
Image orientation: North is on the left.
Telescope: Newtonian 250mm @ f/3.6 with ASA reducer on Mesu 200 mount.
Camera: MI G2-8300FW @ -25°C.
Exposure: LRGB 48 x 300s / 29 x 300s / 29 x 300s / 28 x 300s. No binning. Total exposure time 11h10.
Location: Rhein-Main area, Germany.
Processing: MaximDL, Pixinsight.