Luminance, Red, Green and Blue (LRGB) composite colour image of SQ obtained with the Subaru telescope and Hubble Space Telescope WFC3 (based on the image processed by Robert Gendler and Judy Schmidt). The velocities and morphologies stated are provided by the NASA/IPAC Extragalactic Database (NED), and the average distance to SQ is 88.6 Mpc (Duarte Puertas et al. 2019), where 1″ corresponds to ∼435 pc.