ZTL cites potential phraseology problem with similar call signs entering his sector at same time.

Attributes
ACN	472980
Time
Date	200005
Day	Thu
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : clt.airport
State Reference	NC
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tower : iad.tower
Operator	common carrier : air carrier
Make Model Name	Challenger CL604
Operating Under FAR Part	Part 121
Flight Plan	IFR
Aircraft 2
Controlling Facilities	artcc : ztl.artcc
Operator	common carrier : air carrier
Make Model Name	Challenger CL604
Operating Under FAR Part	Part 121
Flight Phase	climbout : vacating altitude
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : handoff position controller : radar
Qualification	controller : radar
Experience	controller radar : 18
ASRS Report	472980
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Anomaly	other anomaly other
Independent Detector	other controllera
Resolutory Action	other
Supplementary
Problem Areas	ATC Human Performance Company Flight Crew Human Performance
Primary Problem	ATC Human Performance

Narrative:

Similar call signs. Air carrier bbda: gso-cvg, enters sector 47 from sector 29. Air carrier bbca: clt-cvg, enters sector 47 from clt approach.

Original NASA ASRS Text

Title: ZTL CITES POTENTIAL PHRASEOLOGY PROB WITH SIMILAR CALL SIGNS ENTERING HIS SECTOR AT SAME TIME.

Narrative: SIMILAR CALL SIGNS. ACR BBDA: GSO-CVG, ENTERS SECTOR 47 FROM SECTOR 29. ACR BBCA: CLT-CVG, ENTERS SECTOR 47 FROM CLT APCH.

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.