Incident at 51N040W (TCAS alert, Conflict - loss of separation)


2005-06-27: At time 1749Z CFG062 B767-300 enroute Frankfurt (EDDF) to Halifax (CYHZ) at 32,000 feet estimating 51N040W at 1801Z, ascended to 32,300 feet at 1801Z without clearance causing a TCAS activation. TCX32K B757-200 enroute London Gatwick (EGKK) to Toronto (CYYZ) at 33,000 feet estimating 51N040W at1803Z ascended to F33,800 feet turning right of Track in response to TCAS Alert. ACA865 B767-300 London Heathrow at 34,000 feet estimating 51N040W at 1811Z was 8 minutes in trail of TCX32K at 34,000 feet. Required separation between aircraft operating in Oceanic Airspace is 1000 feet vertical or 10 minutes longitudinal. TSB Case Closed


CADORS Number 2005A0411
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2005-06-24 - 17:49
Day or Night? Day-time
Fatalities 0
Injuries 0
Aerodrome ID
Aerodrome Name
Geographic Location Gander Oceanic, Atlantic Region, 51N040W
TSB Occurrence Number A05A0068
TSB Class of Investigation Class 5
AOR Number 57466-V1
Reported By NAV CANADA
Categories Airprox/TCAS alert/loss of separation/(near) midair collisions
Events TCAS alert,Conflict - loss of separation

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