Small aircraft X non adherence to ATC clearance unauthorized airspace entry. Pilot deviation.

Attributes
ACN	176256
Time
Date	199104
Day	Fri
Local Time Of Day	0601 To 1200
Place
Locale Reference	atc facility : emt
State Reference	CA
Altitude	msl bound lower : 6900 msl bound upper : 6900
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : ont tower : rdu
Operator	general aviation : personal
Make Model Name	Small Aircraft, Low Wing, 1 Eng, Fixed Gear
Flight Phase	climbout : intermediate altitude
Route In Use	enroute : on vectors
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : approach
Qualification	controller : radar
Experience	controller non radar : 3 controller radar : 5
ASRS Report	176256
Person 2
Affiliation	government : faa
Function	controller : approach
Qualification	controller : developmental
Events
Anomaly	non adherence : clearance other anomaly other other spatial deviation
Independent Detector	other controllera
Resolutory Action	controller : issued new clearance other
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

While conducting OJT instruction, trnee vectored aircraft back to centerline of arwy as he was 1/2 mi south of centerline and infringing on la airspace and TCA. Pilot either did not hear correct heading or jumbled altimeter #south and heading, and, in either case, read back wrong heading and turned to wrong heading. As soon as this was noted, he was vectored away from la airspace. Pilot gave no indication he was going to make a radical 180 degree turn.

Original NASA ASRS Text

Title: SMA X NON ADHERENCE TO ATC CLRNC UNAUTH AIRSPACE ENTRY. PLT DEVIATION.

Narrative: WHILE CONDUCTING OJT INSTRUCTION, TRNEE VECTORED ACFT BACK TO CENTERLINE OF ARWY AS HE WAS 1/2 MI S OF CENTERLINE AND INFRINGING ON LA AIRSPACE AND TCA. PLT EITHER DID NOT HEAR CORRECT HDG OR JUMBLED ALTIMETER #S AND HDG, AND, IN EITHER CASE, READ BACK WRONG HDG AND TURNED TO WRONG HDG. AS SOON AS THIS WAS NOTED, HE WAS VECTORED AWAY FROM LA AIRSPACE. PLT GAVE NO INDICATION HE WAS GOING TO MAKE A RADICAL 180 DEG TURN.

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.