<< >> NASA ASRS Report 489800, October 2000

B737 crew had altitude overshoot in zan class east.

Attributes
ACN	489800
Time
Date	200010
Day	Fri
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : ktn.airport
State Reference	AK
Altitude	msl single value : 17000
Environment
Flight Conditions	IMC
Weather Elements	Turbulence
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zan.artcc tower : stl.tower
Operator	common carrier : air carrier
Make Model Name	B737 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	descent : vacating altitude descent : approach descent : intermediate altitude
Route In Use	arrival : holding pattern
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : cfi pilot : commercial pilot : multi engine pilot : instrument pilot : flight engineer pilot : atp
Experience	flight time last 90 days : 240 flight time total : 22000 flight time type : 1400
ASRS Report	489800
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : multi engine pilot : instrument pilot : commercial
Events
Anomaly	altitude deviation : overshoot inflight encounter : weather inflight encounter : turbulence non adherence : clearance non adherence : company policies non adherence : published procedure other anomaly other
Independent Detector	aircraft equipment : altitude alert other flight crewa other flight crewb
Resolutory Action	flight crew : took evasive action none taken : detected after the fact
Supplementary
Problem Areas	Flight Crew Human Performance
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

On descent and cleared for approach to ktn, severe turbulence was reported. We asked to hold and were given 17000 ft. We were descending and passed through 17000 ft before recapturing the altitude.

Related reports:

• B737 crew had altitude overshoot in ZID class a airspace.
• B737 crew had altitude overshoot in ZDV class a.
• B737 crew had altitude overshoot in ZLA class east.
• B737 crew had an altitude overshoot in fai class C airspace.
• B737 crew had an altitude overshoot in I90 class B airspace.

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Original NASA ASRS Text

Title: B737 CREW HAD ALT OVERSHOOT IN ZAN CLASS E.

Narrative: ON DSCNT AND CLRED FOR APCH TO KTN, SEVERE TURB WAS RPTED. WE ASKED TO HOLD AND WERE GIVEN 17000 FT. WE WERE DSNDING AND PASSED THROUGH 17000 FT BEFORE RECAPTURING THE ALT.

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.