Hello,.,I just looked on my computer program by meade ,.,.it says ngc 5128 is in centaurus.,,RA-13:25:30.0.,.,DEC,.,- 43:01.0,.,.,mag,.,7.0.,.,size.,.18.2 arc min.,.it is also listed as C77 centaurus A,., at mag 7 you should be able to see it with a small scope under dark skies,.,.but don't quote me on that.,.,good luck.,O+O