Check out these two links. Why are the two types of schedules so different for Men's slopestyle?
http://www.usfreeskiingopen.com/usfree/2006/schedule.html
http://www.usfreeskiingopen.com/usfree/2006/slopestyle.html
First one says there is Heats 1 and 2 on Wednesday. 2nd just says 3 heats on Thursday?