SN 2020jfo in M 61. The r-band image subtraction is shown in the top panels, with the SN image observed on 2020 May 6 on the left; this is the (ZTF) discovery frame. The SN position is marked. Middle top panel: reference image (the template), and right panel: SN standing out in the image subtraction. Bottom panel: gri-color composite image of the host galaxy and its environment. It was composed of ZTF g, r, and i images of the field observed on 2020 December 21, ∼7 months after the first ZTF detection. The SN is still visible and marked by the red cross.