Arp 23, a pair of interacting galaxies. 4618 is a spiral, the brighter of the two, with a mottled interior nucleus.
4618 is magnitude 11.2
4625 is magnitude 12.9
This was taken with the Celestron C6 using the SX MX916. It is 30 x 60 second images stacked in Astroart and processed in photoshop