Air carrier X same altitude assigned had less than standard separation from cpr Y. System error.

Attributes
ACN	241145
Time
Date	199305
Day	Mon
Local Time Of Day	0601 To 1200
Place
Locale Reference	atc facility : teb
State Reference	NJ
Altitude	msl bound lower : 6000 msl bound upper : 6000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : n90
Operator	common carrier : air carrier
Make Model Name	Medium Large Transport, Low Wing, 2 Turbojet Eng
Flight Phase	cruise other
Route In Use	enroute : direct
Flight Plan	IFR
Aircraft 2
Operator	general aviation : corporate
Make Model Name	Medium Large Transport, Low Wing, 2 Turbojet Eng
Navigation In Use	Other Other
Flight Phase	cruise other
Route In Use	enroute : direct
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : approach instruction : instructor
Qualification	controller : radar
Experience	controller radar : 4
ASRS Report	241045
Person 2
Affiliation	government : faa
Function	controller : approach
Qualification	controller : developmental
Events
Anomaly	conflict : airborne less severe non adherence : required legal separation non adherence : published procedure
Independent Detector	other controllera
Resolutory Action	controller : issued new clearance other
Consequence	Other
Miss Distance	horizontal : 7500 vertical : 400
Supplementary
Primary Problem	ATC Human Performance
Air Traffic Incident	Operational Error

Narrative:

While training, 2 aircraft (air carrier X and cpr Y) got together. Twice in 3 mins. I had to take control of frequency.

Original NASA ASRS Text

Title: ACR X SAME ALT ASSIGNED HAD LTSS FROM CPR Y. SYS ERROR.

Narrative: WHILE TRAINING, 2 ACFT (ACR X AND CPR Y) GOT TOGETHER. TWICE IN 3 MINS. I HAD TO TAKE CTL OF FREQ.

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.