Additionally, ESO 219-010, PGC 39032, and PGC 51659 are listed as possibly being members of the Centaurus A Subgroup, and ESO 381-018, NGC 5408, and PGC 43048 are listed as possibly being members of the M83 Subgroup.
ESO 219-010, PGC 39032 a PGC 51659 jsou dalšími možnými členy podskupiny Centaurus A a ESO 381-018, NGC 5408 a PGC 43048 jsou možnými členy podskupiny M 83.