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Accident
Last updated: 23 October 2017
Estado:Final
Fecha:lunes 16 agosto 1965
Hora:21:20
Tipo:Silhouette image of generic B721 model; specific model in this crash may look slightly different
Boeing 727-22
Operador:United Airlines
Registración: N7036U
Numéro de série: 18328/146
Año de Construcción: 1965-05-18 (3 months)
Horas Totales de la Célula:611
Motores: 3 Pratt & Whitney JT8D-7
Tripulación:Fatalidades: 6 / Ocupantes: 6
Pasajeros:Fatalidades: 24 / Ocupantes: 24
Total:Fatalidades: 30 / Ocupantes: 30
Daños en la Aeronave: Anulado
Consecuencias: Written off (damaged beyond repair)
Ubicación:Lake Michigan, MI (   Estados Unidos de América)
Fase: En ruta (ENR)
Naturaleza:Vuelo Doméstico Programado
Aeropuerto de Salida:New York-La Guardia Airport, NY (LGA/KLGA), Estados Unidos de América
Aeropuerto de Llegada:Chicago-O'Hare International Airport, IL (ORD/KORD), Estados Unidos de América
Número de Vuelo:UA389
Descripción:
The Boeing, just 3 months old, departed New York-LaGuardia at 19:52 for a flight to Chicago-O'Hare. The aircraft climbed to cruising altitude FL350, which was reached at 20:11. At 21:03 the flight was cleared to FL240 and further down to FL140 three minutes later. At 21:11 the crew were cleared to descend to 6000 feet. Last radio communications with the flight were at 21:19 when the crew were told to maintain 6000 feet and that ILS approaches were in progress on runway 14R. Shortly after this the aircraft crashed into Lake Michigan in 250 feet of water, 30 miles ENE of O'Hare Airport.

Probable Cause:

PROBABLE CAUSE: "The Board is not able to determine the reason for the aircraft not being leveled off at its assigned altitude of 6000ft."

Accident investigation:
cover
Investigating agency: NTSB
Status: Investigation completed
Duration: 2 years and 4 months
Accident number: NTSB File No.1-0030
Download report: Final report

Fuentes:
» ICAO Circular 88/74 Volume III (9-22)


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Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from New York-La Guardia Airport, NY to Chicago-O'Hare International Airport, IL as the crow flies is 1169 km (731 miles).
Accident location: Exact; as reported in the official accident report.

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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Boeing 727

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