Improper operation of autoflt causes a track deviation near fort worth, tx.

Attributes
ACN	522160
Time
Date	200108
Day	Tue
Place
Locale Reference	intersection : feera
State Reference	TX
Altitude	msl single value : 23000
Environment
Light	Daylight
Aircraft 1
Controlling Facilities	tower : mem.tower
Make Model Name	MD-80 Super 80
Flight Phase	descent : intermediate altitude
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	522160
Events
Anomaly	non adherence : clearance other spatial deviation
Resolutory Action	flight crew : returned to original clearance flight crew : returned to intended or assigned course
Supplementary
Problem Areas	Flight Crew Human Performance
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

Location -- ft worth departure just short of ferra intersection. Navigation error, overshot radial on departure by 3.5 NM. Forgot to arm navigation and thought it was armed to capture radial. Turned to intercept and rest of flight normal.

Original NASA ASRS Text

Title: IMPROPER OP OF AUTOFLT CAUSES A TRACK DEV NEAR FORT WORTH, TX.

Narrative: LOCATION -- FT WORTH DEP JUST SHORT OF FERRA INTXN. NAV ERROR, OVERSHOT RADIAL ON DEP BY 3.5 NM. FORGOT TO ARM NAV AND THOUGHT IT WAS ARMED TO CAPTURE RADIAL. TURNED TO INTERCEPT AND REST OF FLT NORMAL.

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.