A perfect run is worth 5.0 points. The high and low scores don't count. Air is worth 25 percent of the score. Double and triple spins are routine, while some men even attempt quadruples. Speed is the other 25 percent of the score.
Aerials are the truly acrobatic part of the sport.
The idea, of course, is to come down on your skis, not your head. In the aerials, each jumper has two jumps per round. Form is worth 50 percent of the total score, air 20 and the landing 30. Five of the judges watch form and air, the other two concentrate on the landing. A Time Warner Company.