Introduction
A midair collision occurred between two aircraft in the traffic pattern of an airport. Both airplanes were able to continue to the airport and land without further incident.
Sequence of Events
Aircraft N53372 entered the left downwind leg at midfield, then turned base and final approximately one-quarter mile from the approach end of the runway. Meanwhile, N9433R entered the left base leg from a position 2 to 3 miles northeast of the airport, turned base, and began descending. According to both pilots, the collision occurred immediately after N53372 turned final. The pilot of N9433R reported looking up and to the left and seeing N53372 'a split second before impact.' A witness stated that 'the yellow airplane [N9433R] flew upward and struck the other red and blue plane [N53372].'
Damage
N9433R sustained separation of the left wingtip and minor damage to the left wing leading edge and left aileron. N53372 received damage to its right side, which was torn open aft of the cockpit.
Radio Equipment
N9433R was equipped with a business band radio, while N53372 had a VHF aircraft radio installed.
Probable Cause
The investigation did not state a probable cause.