Single frame enhanced NavCam image taken on 31 August 2016, when Rosetta was 8.8 km from the centre of the nucleus of Comet 67P/Churyumov-Gerasimenko. The scale at the surface is about 0.7 m/pixel and the image measures about 800 m across.
The original image and more information is available on the blog: CometWatch 31 August & 11 September