What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
On August 20, 2011, at approximately 1315 local time, N521BC, a yak 55, and N71DM, a Lancair, collided at the top of an aerobatic practice area established by an FAA certificate of waiver or authorization. The aerobatic box was adjacent to Hammonton Municipal Airport, Hammonton, n.j. both aircraft were destroyed. The pilot of N71DM was fatally injured. The pilot of N521BC sustained serious injuries during landing when he parachute from his aircraft. VFR conditions prevailed with light winds and visibility better than 5 miles. The "aerobatic box" NOTAM specified in the authorization was in effect; however, no specified notification of intent to use the aerobatic box was recorded by the Washington hub fss one hour prior, nor the wri or acy ATC facilities 30 minutes prior to use. There is no record of the pilot of N71DM receiving either a weather or NOTAM briefing prior to flight. See also AEA1711020 for other aircraft and pilot involved in this midair collision.
As the FAA filed it
ON AUGUST 20, 2011, AT APPROXIMATELY 1315 LOCAL TIME, N521BC, A YAK 55, AND N71DM, A LANCAIR, COLLIDED AT THE TOP OF AN AEROBATIC PRACTICE AREA ESTABLISHED BY AN FAA CERTIFICATE OF WAIVER OR AUTHORIZATION. THE AEROBATIC BOX WAS ADJACENT TO HAMMONTON MUNICIPAL AIRPORT, HAMMONTON, N.J. BOTH AIRCRAFT WERE DESTROYED. THE PILOT OF N71DM WAS FATALLY INJURED. THE PILOT OF N521BC SUSTAINED SERIOUS INJURIES DURING LANDING WHEN HE PARACHUTE FROM HIS AIRCRAFT. VFR CONDITIONS PREVAILED WITH LIGHT WINDS AND VISIBILITY BETTER THAN 5 MILES. THE "AEROBATIC BOX" NOTAM SPECIFIED IN THE AUTHORIZATION WAS IN EFFECT; HOWEVER, NO SPECIFIED NOTIFICATION OF INTENT TO USE THE AEROBATIC BOX WAS RECORDED BY THE WASHINGTON HUB FSS ONE HOUR PRIOR, NOR THE WRI OR ACY ATC FACILITIES 30 MINUTES PRIOR TO USE. THERE IS NO RECORD OF THE PILOT OF N71DM RECEIVING EITHER A WEATHER OR NOTAM BRIEFING PRIOR TO FLIGHT.SEE ALSO AEA1711020 FOR OTHER AIRCRAFT AND PILOT INVOLVED IN THIS MIDAIR COLLISION.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.
Other aircraft in the event · 1
Each aircraft in a collision has its own report.