B727 received a TCASII RA at vln VOR.

Attributes
ACN	439030
Time
Date	199906
Day	Sat
Local Time Of Day	1201 To 1800
Place
Locale Reference	navaid : vln.vortac
State Reference	MB
Altitude	msl bound lower : 33000 msl bound upper : 33900
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : czwg.artcc
Operator	common carrier : air carrier
Make Model Name	B727-200
Operating Under FAR Part	Part 121
Navigation In Use	other vortac
Route In Use	enroute airway : j483.airway
Flight Plan	IFR
Aircraft 2
Controlling Facilities	artcc : czwg.artcc
Operator	common carrier : air carrier
Make Model Name	B737 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	cruise : level
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Experience	flight time last 90 days : 150 flight time total : 16000 flight time type : 11000
ASRS Report	439030
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : commercial pilot : instrument pilot : multi engine
Events
Anomaly	conflict : airborne less severe
Independent Detector	aircraft equipment : tcas other flight crewa other flight crewb
Resolutory Action	flight crew : took precautionary avoidance action
Miss Distance	vertical : 1900
Supplementary
Problem Areas	Flight Crew Human Performance
Primary Problem	Flight Crew Human Performance

Narrative:

Received 'climb' TCASII RA shortly after turning over vln VOR. Complied with RA. 'Clear of traffic' message received at FL337, and re-established descent by FL339 and returned to FL330. ATC said they had an opposite direction B737 at FL310. Closest vertical separation was 1900 ft on TCASII.

Original NASA ASRS Text

Title: B727 RECEIVED A TCASII RA AT VLN VOR.

Narrative: RECEIVED 'CLB' TCASII RA SHORTLY AFTER TURNING OVER VLN VOR. COMPLIED WITH RA. 'CLR OF TFC' MESSAGE RECEIVED AT FL337, AND RE-ESTABLISHED DSCNT BY FL339 AND RETURNED TO FL330. ATC SAID THEY HAD AN OPPOSITE DIRECTION B737 AT FL310. CLOSEST VERT SEPARATION WAS 1900 FT ON TCASII.

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.