(Jimmy of the Clue Crew shows an animated angle on the monitor.)  With a measure of less than 90 degrees, an angle like the one seen here is referred to as this type of angle
Under the 
Commercial Crew Development Program, ... with tiny jets called sweeping jet 
actuators to blow air ... more than one-third of NASA's technology portfolio, ...... 
speed, altitude, and angle of attack only one point at a ..... GPS is about 90 
percent less.