Thank you for the kind comments! I didn't mentioned that I also made videos out of photos.
First night with ISO1600:
http://www.allarscopes.com/sekalaist...Star_trail.wmv
Second night with ISO3600
http://www.allarscopes.com/sekalaist...tar_trail2.wmv
You can see the same daily plane coming from horizon. Also the rise of the moon is visible.