NGC 7241 images including the blue stream and the dwarf companion projected on its center. Upper left: L-filter wide-field image obtained with the Mount Lemmon 0.80 m f/7 Ritchey-Chrétien telescope. The total field of view is 22.5 × 22.5 arcmin. The red square is the field of the full color image displayed in the bottom panel. Upper right: u′-band observations obtained with DOLoRes at the TNG 3.58 m at the La Palma observatory. The purple filled square is the field of view of the MEGARA IFU field which is placed on the compact object in the stream. Bottom panel: magnified full-color version of the deep image obtained with the Mount Lemmon 0.80 m telescope, including the NGC 7241 central region (red square in upper left panel).