On March 31, 202, the comet C/2019 Y4 Atlas was observed with TAL200K f/8.5. Pictures were taken with ZWO224MC. An animated gif was made of two pictures with timediffence of only 4min. This shows the speed of the comet across the sky.
Pictures are tiff files and slightly edited using CS4.
The animation is made using CS4 using "Window Animation" and save as Gif file and no specifics.