Fig.8 - Comet C/2020 F3 Neowise on July 20, 2020. Photographed with a Nikon Z6 and a Nikon AF-S 70-200 mm f/2.8G VRII at 98 mm focal length on an iOptron Skyguider Pro tracking mount. Stack of 20 frames with 20 s exposure time each at f/3.5 and ISO 1600.