ATC equipment problem radar ASR-9 false primary targets.

Attributes
ACN	262039
Time
Date	199401
Day	Sun
Local Time Of Day	0601 To 1200
Place
Locale Reference	atc facility : slc
State Reference	UT
Person 1
Affiliation	government : faa
Function	controller : approach
Qualification	controller : radar
Experience	controller military : 8 controller radar : 14 controller supervisory : 2
ASRS Report	262039
Events
Anomaly	other anomaly other
Independent Detector	other controllera
Resolutory Action	none taken : unable
Consequence	Other
Supplementary
Primary Problem	Navigational Facility
Air Traffic Incident	other
Situations
Navigational Aid	Unspecified

Narrative:

The salt lake ASR 9 is generating false primary targets in the following areas: slc 347/13 numerous targets within 5 mi of this point. Slc 159/20 (lufco) a false target pops up within 2 mi of lufco (IAF) all day long. It is intermittent, occurring approximately every 1-2 mins. Slc 160/10 (kernn) a false target pops up right at kernn (FAF) every 2-5 mins all day long. Slc 157/25 several false primary targets pop up in this area all day long.

Original NASA ASRS Text

Title: ATC EQUIP PROB RADAR ASR-9 FALSE PRIMARY TARGETS.

Narrative: THE SALT LAKE ASR 9 IS GENERATING FALSE PRIMARY TARGETS IN THE FOLLOWING AREAS: SLC 347/13 NUMEROUS TARGETS WITHIN 5 MI OF THIS POINT. SLC 159/20 (LUFCO) A FALSE TARGET POPS UP WITHIN 2 MI OF LUFCO (IAF) ALL DAY LONG. IT IS INTERMITTENT, OCCURRING APPROX EVERY 1-2 MINS. SLC 160/10 (KERNN) A FALSE TARGET POPS UP RIGHT AT KERNN (FAF) EVERY 2-5 MINS ALL DAY LONG. SLC 157/25 SEVERAL FALSE PRIMARY TARGETS POP UP IN THIS AREA ALL DAY LONG.

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.