Scanning mode observations of the Puppis A SNR performed on 2020 November 24 (Galactic coordinates). The scanning step is 4 arcmin. The size of the scanning region, shown as a blue snake-like pattern, is 1.5° × 1.5°. The circle indicates the ART-XC FOV size (36 arcmin in diameter). The image in the background is taken from the ROSAT All-Sky X-ray Survey (0.4–2.4 keV).