Fig. 2.
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HST imaging of the galaxy hosting AT 2023fhn in the six epoch 2 filters. Pixels within 1.5 Rpetro of the spiral galaxy centroid are selected as associated with the host, and given an orange-purple colourmap (see text for details). This region fully encompasses the satellite galaxy. The location of AT 2023fhn is marked with a + sign. The image cutouts are 13 arcsec on each side. North is up and east is left.
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