Zoomed in as much as possible, this tracked shot captures the contrasting colours of the fading comet’s head and tail. Beyond that, a minimal amount of faint detail, and the 85 million light year distant galaxy NGC 3665.
Panasonic FZ-300, camera on tripod, 40 sec at f2.8, ISO 400. Focal length (35mm equiv) is 600mm. Cropped from original. Gamma and contrast have been tweaked.