Flight crew of a B727 turned and descended in response to sighting traffic and TCASII RA.

Attributes
ACN	436057
Time
Date	199905
Day	Sat
Local Time Of Day	1201 To 1800
Place
Locale Reference	navaid : jot.vortac
State Reference	IL
Altitude	msl bound lower : 5600 msl bound upper : 6000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zau.artcc
Operator	common carrier : air carrier
Make Model Name	B727 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Navigation In Use	other vortac
Flight Phase	descent : intermediate altitude
Flight Plan	IFR
Aircraft 2
Controlling Facilities	artcc : zau.artcc
Make Model Name	Any Unknown or Unlisted Aircraft Manufacturer
Flight Phase	climbout : vacating altitude
Flight Plan	VFR
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
Experience	flight time last 90 days : 140 flight time total : 5000 flight time type : 285
ASRS Report	436057
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Anomaly	conflict : airborne critical other anomaly other
Independent Detector	aircraft equipment : tcas other flight crewa
Resolutory Action	controller : issued advisory flight crew : took precautionary avoidance action
Miss Distance	horizontal : 3000 vertical : 300
Supplementary
Problem Areas	Flight Crew Human Performance
Primary Problem	Flight Crew Human Performance

Narrative:

ATC advised us of VFR traffic 2 O'clock, 6300 ft and climbing. TCASII also advised about the same time. We saw the traffic and made a left descending turn to 5600 ft. Traffic passed, we leveled and went back to 6000 ft. We advised ATC about the traffic resolution.

Original NASA ASRS Text

Title: FLC OF A B727 TURNED AND DSNDED IN RESPONSE TO SIGHTING TFC AND TCASII RA.

Narrative: ATC ADVISED US OF VFR TFC 2 O'CLOCK, 6300 FT AND CLBING. TCASII ALSO ADVISED ABOUT THE SAME TIME. WE SAW THE TFC AND MADE A L DSNDING TURN TO 5600 FT. TFC PASSED, WE LEVELED AND WENT BACK TO 6000 FT. WE ADVISED ATC ABOUT THE TFC RESOLUTION.

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.