Aircraft X had less than standard separation from aircraft Y. System error.

Attributes
ACN	252324
Time
Date	199309
Day	Fri
Local Time Of Day	0601 To 1200
Place
Locale Reference	atc facility : seg
State Reference	PA
Altitude	msl bound lower : 20000 msl bound upper : 20000
Aircraft 1
Controlling Facilities	artcc : zny
Operator	common carrier : air carrier
Make Model Name	Any Unknown or Unlisted Aircraft Manufacturer
Flight Phase	climbout : intermediate altitude
Route In Use	enroute : on vectors
Flight Plan	IFR
Aircraft 2
Operator	common carrier : air carrier
Make Model Name	Any Unknown or Unlisted Aircraft Manufacturer
Flight Phase	climbout : intermediate altitude
Route In Use	enroute : direct
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : radar
Qualification	controller : radar
Experience	controller radar : 7
ASRS Report	252324
Person 2
Affiliation	government : faa
Function	controller : radar
Qualification	controller : developmental
Events
Anomaly	conflict : airborne less severe non adherence : published procedure non adherence : required legal separation
Independent Detector	other controllera
Resolutory Action	none taken : detected after the fact
Consequence	faa : investigated
Miss Distance	horizontal : 15000 vertical : 500
Supplementary
Primary Problem	ATC Human Performance
Air Traffic Incident	Operational Error

Narrative:

Training at radar sector. Trainee turned aircraft X to a heading that converged with other aircraft Y. Both planes were climbing out of about FL200. Instructor (controller) did not correct situation in time before loss of standard separation occurred.

Original NASA ASRS Text

Title: ACFT X HAD LTSS FROM ACFT Y. SYS ERROR.

Narrative: TRAINING AT RADAR SECTOR. TRAINEE TURNED ACFT X TO A HDG THAT CONVERGED WITH OTHER ACFT Y. BOTH PLANES WERE CLBING OUT OF ABOUT FL200. INSTRUCTOR (CTLR) DID NOT CORRECT SIT IN TIME BEFORE LOSS OF STANDARD SEPARATION OCCURRED.

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.