UPS B752 at Louisville on Mar 5th 2026, unreliable air data

Last Update: April 25, 2026 / 11:28:52 GMT/Zulu time

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Incident Facts

Date of incident
Mar 5, 2026

Classification
Incident

Airline
UPS

Flight number
5X-2870

Departure
Louisville, United States

Destination
Albuquerque, United States

Aircraft Registration
N466UP

Aircraft Type
Boeing 757-200

ICAO Type Designator
B752

A UPS United Parcel Service Boeing 757-200 freighter, registration N466UP performing flight 5X-2870 from Louisville,KY to Albuquerque,NM (USA) with 2 crew, was climbing out of Louisville's runway 17R when the crew declared Mayday reporting they had unreliable indications querying ATC about what altitude they were indicating, ATC reported they were showing 6900 feet with the crew advising they were showing 8000 feet. ATC observed varying altitudes and commented the altitude indications were changing. The crew subsequently reported they were in the clear. The aircraft descended to 4000 feet, the crew prepared for an ILS approach to runway 17R. After reporting being ready for the approach the crew cancelled emergency, intercepted the localizer and landed without further incident on runway 17R about 45 minutes after departure.

The aircraft returned to service about 11 hours after landing.
Aircraft Registration Data
Registration mark
N466UP
Country of Registration
United States
Date of Registration
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Manufacturer
BOEING
Aircraft Model / Type
757-24APF
Number of Seats
Gmm Subscribe to unlock
ICAO Aircraft Type
B752
Year of Manufacture
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Serial Number
EpjAn Subscribe to unlock
Aircraft Address / Mode S Code (HEX)
Bpikcc Subscribe to unlock
Engine Count
J Subscribe to unlock
Engine Manufacturer
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Engine Model
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Engine Type
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Pounds of Thrust
Ccbni Subscribe to unlock
Main Owner
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Incident Facts

Date of incident
Mar 5, 2026

Classification
Incident

Airline
UPS

Flight number
5X-2870

Departure
Louisville, United States

Destination
Albuquerque, United States

Aircraft Registration
N466UP

Aircraft Type
Boeing 757-200

ICAO Type Designator
B752

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