Asteria — interactive night sky map
NGC 4945 is a galaxy in the constellation Centaurus with an apparent magnitude of 14.4, spanning about 23 arcminutes. A telescope is needed to observe it.
It is best placed in the evening sky around April. It is visible from the whole southern hemisphere and from northern latitudes up to about 41°N. It is circumpolar (never sets) south of latitude 41°S.