The image of comet C/1999 S4 (LINEAR) was taken on 1999 December 30.98 UT with 0.57-m f/5.2 reflector + CCD camera SBIG ST-8 of Klet' Observatory and is 60 seconds exposure. The field of view is 16 to 10 arcminutes with north to the top and west to the right. Comet is arrowed.
Observers J.Ticha and M.Tichy