The false-color image of comet C/2006 M4 (SWAN) was take on
2006 October 17 with 0.57-m f/5.2 reflector +
CCD camera SBIG ST-8 of Klet' Observatory and is 40 seconds
exposure. The field of view is 16 to 10 arcminutes with
north to the top and west to the right.
Observer M. Tichy.