United B744 near Anchorage on Apr 25th 2017, loss of RVSM capability

Last Update: April 26, 2017 / 20:01:31 GMT/Zulu time

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Incident Facts

Date of incident
Apr 25, 2017

Classification
Incident

Airline
United

Flight number
UA-888

Departure
San Francisco, United States

Destination
Beijing, China

Aircraft Registration
N175UA

Aircraft Type
Boeing 747-400

ICAO Type Designator
B744

A United Boeing 747-400, registration N175UA performing flight UA-888 from San Francisco,CA (USA) to Beijing (China), was enroute at FL360 about 100nm west of Anchorage,AK (USA) when the aircraft lost its capability to maintain reduced vertical separation minima (RVSM). The crew descended the aircraft to FL280, then turned around and returned to San Francisco for a safe landing about 8:40 hours after departure.

The flight was postponed to the next day.
Aircraft Registration Data
Registration mark
N175UA
Country of Registration
United States
Date of Registration
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Manufacturer
BOEING
Aircraft Model / Type
747-422
Number of Seats
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ICAO Aircraft Type
B744
Year of Manufacture
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Serial Number
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Aircraft Address / Mode S Code (HEX)
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Engine Count
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Engine Manufacturer
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Engine Model
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Engine Type
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Pounds of Thrust
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Main Owner
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Incident Facts

Date of incident
Apr 25, 2017

Classification
Incident

Airline
United

Flight number
UA-888

Departure
San Francisco, United States

Destination
Beijing, China

Aircraft Registration
N175UA

Aircraft Type
Boeing 747-400

ICAO Type Designator
B744

This article is published under license from Avherald.com. © of text by Avherald.com.
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