#CometWatch closeup : Hathor, from Seth
▻http://blogs.esa.int/rosetta/2015/05/15/cometwatch-closeup-hathor-from-seth
Today’s CometWatch post delves back in time to October last year, when #Rosetta was orbiting the #comet at a distance of just 10 km. This single frame #navcam image was captured on 23 October, when the distance to the centre of the comet was 9.76 km. The average image scale is therefore about 83 cm/pixel and the image measures 850 m across (note that because of the viewing geometry, foreground regions are up to 2 km closer to the viewer, and therefore have an approximate scale of 67 cm/pixel). For reference, an image in a similar orientation was captured on 26 November. The scene highlights the hauntingly beautiful backlit cliffs of Hathor, the summit just catching the sunlight at top left. The image has been lightly processed to better bring out the details of this region, and also (...)