Max Wolf discovered IC 3171 = W. IV-23 on a Heidelberg plate taken 23 Mar 1903. His position is very accurate.
600/800mm - 24" (5/30/16): at 225x; fairly faint, small, slightly elongated SW-NE, 20"x15", slightly brighter nucleus. Located 14' SSE of brighter IC 780.
Notes by Steve Gottlieb