NED object is IC 2458; Reference is 1979MNRAS.187..525R

   Figure 5. Map of radio continuum emission over a 10-MHz bandwidth centred at
 1415 MHz. Solid contours start at lO mJy and are in lO mJy intervals. The
 dashed contour is -1O mJy. The HPFW resolution of 2.5 X 2.8 arcmin is shown by
 the hatched ellipse. Crosses are as in Plate 1.