NED object is NGC 5248; Reference is 1985A&AS...60..293H

    Fig. 1i. NGC5248 Contours plotted (mJy per beam) -0.5, 0.5, 1, 2 to 14 in
 steps of 2 -- HPBW (arcsec) 14 -- r.m.s. noise (mJy per beam) 0.20 -- kpc per
 arcmin 4.3.