Top panel: HST F555W image from data of Sambruna et al. (2007). Knot a, b and A are indicated. Middle panel: HST 28X50LP image from Sambruna et al. (2007). Bottom panel: near-IR map of the jet of our object as observed by MAD at VLT in Ks filter (see Sect. 4.1). The nucleus, the elongation of jet and target B are marked. The orientation of the jet is SE-NW respect to the nucleus. Shown field of view is 4.7 × 6.2 arcsec². The optical and near-IR images have a spatial resolution of  ~0.15″ and  ~0.2″ respectively.