TCASII false target indication.

Attributes
ACN	176653
Time
Date	199104
Day	Mon
Local Time Of Day	1801 To 2400
Place
Locale Reference	atc facility : ord
State Reference	IL
Altitude	msl bound lower : 7000 msl bound upper : 7000
Environment
Flight Conditions	VMC
Light	Dusk
Aircraft 1
Controlling Facilities	tracon : ord
Operator	common carrier : air carrier
Make Model Name	Any Unknown or Unlisted Aircraft Manufacturer
Flight Phase	cruise other
Route In Use	enroute : direct
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : approach
Qualification	controller : radar
Experience	controller radar : 6
ASRS Report	176653
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Anomaly	aircraft equipment problem : less severe
Independent Detector	other controllera other flight crewa
Resolutory Action	other
Consequence	Other
Supplementary
Primary Problem	Aircraft
Air Traffic Incident	other

Narrative:

Air carrier X at pappi stated his TCAS painted traffic ahead climbing toward him. Controller verified there was no traffic. TCAS had indicated traffic when there was no traffic.

Original NASA ASRS Text

Title: TCASII FALSE TARGET INDICATION.

Narrative: ACR X AT PAPPI STATED HIS TCAS PAINTED TFC AHEAD CLBING TOWARD HIM. CTLR VERIFIED THERE WAS NO TFC. TCAS HAD INDICATED TFC WHEN THERE WAS NO TFC.

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.