<< >> NASA ASRS Report 443238, May 1999

ARTCC controller providing training at the handoff control position is distracted with his training and does not observe loss of separation at the radar position.

Attributes
ACN	443238
Time
Date	199905
Day	Mon
Local Time Of Day	0601 To 1200
Place
Locale Reference	intersection : cheri
State Reference	KY
Altitude	msl single value : 13000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zid.artcc
Operator	common carrier : air carrier
Make Model Name	B757-200
Operating Under FAR Part	Part 121
Flight Phase	descent : approach
Route In Use	arrival other
Flight Plan	IFR
Aircraft 2
Controlling Facilities	artcc : zid.artcc
Operator	common carrier : air carrier
Make Model Name	Challenger CL604
Operating Under FAR Part	Part 121
Flight Phase	cruise : level
Route In Use	enroute other
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : radar instruction : instructor
Qualification	controller : radar
Experience	controller radar : 6 controller time certified in position1 : 6
ASRS Report	443238
Person 2
Affiliation	government : faa
Function	controller : handoff position instruction : trainee
Qualification	controller : developmental
Events
Anomaly	conflict : airborne less severe non adherence : published procedure
Independent Detector	atc equipment : conflict alert other controllera
Resolutory Action	controller : issued new clearance flight crew : took evasive action
Consequence	faa : investigated
Miss Distance	horizontal : 26400 vertical : 0
Supplementary
Problem Areas	ATC Human Performance
Primary Problem	ATC Human Performance
Air Traffic Incident	Operational Error

Narrative:

I was training at the radar associate position. I was paying attention to the trainee's actions and did not notice what was occurring on the radar.

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Original NASA ASRS Text

Title: ARTCC CTLR PROVIDING TRAINING AT THE HDOF CTL POS IS DISTRACTED WITH HIS TRAINING AND DOES NOT OBSERVE LOSS OF SEPARATION AT THE RADAR POS.

Narrative: I WAS TRAINING AT THE RADAR ASSOCIATE POS. I WAS PAYING ATTN TO THE TRAINEE'S ACTIONS AND DID NOT NOTICE WHAT WAS OCCURRING ON THE RADAR.

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.