The image above is a combination of two stacks of images, one registered on the stars, the other on the comet. The comet was heading straight for the galaxy, but images taken later with a longer focal length had guiding issues.
The image above is a combination of two stacks of images, one registered on the stars, the other on the comet. The comet was heading straight for the galaxy, but images taken later with a longer focal length had guiding issues.