NED object is NGC 5297; Reference is 1985A&AS...60..293H Fig. 1j. NGC5297 Contours plotted (mJy per beam) -0.8, 0.8 to 2.8 in steps of 0.4 -- HPBW (arcsec) 28 -- r.m.s. noise (mJy per beam) 0.35 -- kpc per arcmin 9.7.