NED object is NGC 5054; Reference is 1985A&AS...60..293H

    Fig. 1i. NGC5054 Contours plotted (mJy per beam) -0.5, 0.5, 1, 2, 4 to 24
 in steps of 4 -- HPBW (arcsec) 19 x 13 (0deg) -- r.m.s. noise (mJy per beam)
 0.22 -- kpc per arcmin 6.1.