ZNY controller experienced operational error at FL310.

Attributes
ACN	610778
Time
Date	200403
Day	Tue
Local Time Of Day	1801 To 2400
Place
Locale Reference	navaid : fqm.vor
State Reference	PA
Altitude	msl single value : 31000
Environment
Flight Conditions	IMC
Light	Dusk
Aircraft 1
Controlling Facilities	artcc : zny.artcc
Operator	common carrier : air carrier
Make Model Name	Embraer Jet Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	descent : vacating altitude descent : intermediate altitude
Flight Plan	IFR
Aircraft 2
Controlling Facilities	artcc : zny.artcc
Operator	common carrier : air carrier
Make Model Name	Commercial Fixed Wing
Operating Under FAR Part	Part 121
Flight Phase	climbout : vacating altitude climbout : intermediate altitude
Route In Use	departure : on vectors
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : radar
Qualification	controller : developmental
ASRS Report	610778
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Events
Anomaly	conflict : airborne less severe non adherence : required legal separation
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 : 18000 vertical : 700
Supplementary
Problem Areas	ATC Human Performance
Primary Problem	ATC Human Performance
Air Traffic Incident	Operational Error

Narrative:

Air carrier X was given a descent clearance and air carrier Y had climb instructions with vectors to go around air carrier X and aircraft at FL290. Issued additional vectors for both aircraft but unable to achieve standard separation.

Original NASA ASRS Text

Title: ZNY CTLR EXPERIENCED OPERROR AT FL310.

Narrative: ACR X WAS GIVEN A DSCNT CLRNC AND ACR Y HAD CLB INSTRUCTIONS WITH VECTORS TO GO AROUND ACR X AND ACFT AT FL290. ISSUED ADDITIONAL VECTORS FOR BOTH ACFT BUT UNABLE TO ACHIEVE STANDARD SEPARATION.

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.