Flight crew of air carrier large transport aircraft fell asleep and wandered off track until ATC alerted them and provided a new heading to their next fix.

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Attributes
ACN	222223
Time
Date	199209
Day	Fri
Local Time Of Day	0001 To 0600
Place
Locale Reference	atc facility : mlf
State Reference	UT
Altitude	msl bound lower : 35000 msl bound upper : 35000
Environment
Flight Conditions	VMC
Light	Night
Aircraft 1
Controlling Facilities	artcc : zlc
Operator	common carrier : air carrier
Make Model Name	Large Transport, Low Wing, 3 Turbojet Eng
Flight Phase	cruise other
Route In Use	enroute airway : zlc
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Experience	flight time last 90 days : 150 flight time total : 7000 flight time type : 2000
ASRS Report	222223
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp pilot : instrument pilot : commercial
Events
Anomaly	non adherence : clearance non adherence : far other anomaly other other spatial deviation
Independent Detector	atc equipment other atc equipment : unspecified other controllera
Resolutory Action	controller : issued new clearance other
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

Fell asleep and got off course. Center advised us and we corrected course with an ATC heading to oal.

Original NASA ASRS Text

Title: FLC OF ACR LGT ACFT FELL ASLEEP AND WANDERED OFF TRACK UNTIL ATC ALERTED THEM AND PROVIDED A NEW HDG TO THEIR NEXT FIX.

Narrative: FELL ASLEEP AND GOT OFF COURSE. CTR ADVISED US AND WE CORRECTED COURSE WITH AN ATC HDG TO OAL.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.