NED object is B2 0844+31B; Reference is 1987A&AS...67..395J

   FIGURE 4.-(g) The distribution of the spectral index of B0844+316 between
 0.6 GHz and 1.4 GHz. The two levels in the total intensity contour map at 0.6
 GHz are 10 and 80 mJy per beam.