Event Details


Title:Near miss, Report on an incident near London Heathrow Airport on 27 August 1997 - AIRPROX (C) : Boeing 737-200 and Boeing 757
Micro summary:This 737 executed a missed approach which, following an ATC error, put it proximity to a British Airways 757 executing a SID.
Event Time:1997-08-27 at 1350 UTC
File Name:1997-08-27-UK.pdf
Publishing Agency:Aircraft Accident Investigation Board (AAIB)
Publishing Country:United Kingdom
Report number:EW/C97/8/11
Pages:42
Site of event:Near London Heathrow Airport
Latitude/Longitude:51°28'N 000°30'W
First AirplaneSecond Airplane
Departure:UnknownLondon Heathrow Airport, London, England
Destination:London Heathrow Airport, London, EnglandUnknown
Airplane Type(s):Boeing 737-200Boeing 757
Flight Phase:Missed ApproachTakeoff
Registration(s):G-BECGG-BMRD
Operator(s):Air Foyle Charter AirlinesBritish Airways
Type of flight:CharterRevenue
Occupants:UnknownUnknown
Fatalities:UnknownUnknown
Serious Injuries:UnknownUnknown
Minor/Non-Injured:UnknownUnknown
Other Injuries:UnknownUnknown
Executive Summary:The incident occurred when a Boeing 737, callsign SAB 603, initiated a missed approach from Runway 27 Left (27L) at London Heathrow (LHR). The air traffic controller of SAB 603, who was operating as the Air Arrivals controller, asked his colleague, the Air Departures controller sitting adjacent, for information on departing aircraft. The Air Departures controller who was working under the supervision of a Mentor, informed Air Arrivals that an Air France aircraft, callsign AFR 813, was airborne on a 'Midhurst' Standard Instrument Departure (SID). The Mentor also indicated to the Air Arrivals controller both verbally and by signs that AFR 813 would be turned to the right onto a north-westerly track. The Air Arrivals controller then turned SAB 603 right onto a heading of 310°. Shortly afterwards, the Mentor heard the Air Arrivals controller announcing that he had turned SAB 603 onto 310° and immediately informed him that a British Airways aircraft, callsign BAW 818, was also airborne on a 'Brookmans Park' SID. The two controllers then instructed their respective aircraft to alter heading and noted from their Air Traffic Monitor (ATM) screens that the two aircraft symbols were very close.

Subsequent calculations revealed that the minimum separation was 200 feet vertically and 0.16 nm horizontally when the highest aircraft was at 2,400 feet agl. All the flight crews involved in the incident complied fully and correctly with ATC instructions. At the time of the incident, both SAB 603 and BAW 818 were in cloud and none of the crew members in either aircraft saw the other.
Learning Keywords:Operations - Airspace - Air Proximity
Operations - Airspace - Air Traffic Control

 




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