This is my first attempt at TL of the stars. The comet is seen towards the end of the clip.
http://vimeo.com/34206003
The movie was shot over Dec.25/26 between 1930hr and 0220hrs. Camera and lens used: Nikon D3s, 16/2.8.
ISO was 800 but should have been 1600 and will shoot in RAW not JPG.