Cpr helicopter had near midair collision with small aircraft.

Attributes
ACN	87551
Time
Date	198805
Day	Wed
Local Time Of Day	1201 To 1800
Place
Locale Reference	atc facility : 3sq
State Reference	MO
Altitude	msl bound lower : 1300 msl bound upper : 1500
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tower : stl
Operator	general aviation : corporate
Make Model Name	Helicopter
Flight Phase	cruise other
Flight Plan	None
Aircraft 2
Make Model Name	Small Aircraft, High Wing, 1 Eng, Fixed Gear
Flight Phase	cruise other
Person 1
Affiliation	Other
Function	instruction : instructor
Qualification	pilot : commercial pilot : cfi pilot : atp pilot : instrument
Experience	flight time last 90 days : 80 flight time total : 10000 flight time type : 800
ASRS Report	87551
Person 2
Function	instruction : trainee
Events
Anomaly	conflict : nmac
Independent Detector	other flight crewa
Resolutory Action	none taken : insufficient time
Consequence	Other
Miss Distance	horizontal : 100 vertical : 200
Supplementary
Primary Problem	Flight Crew Human Performance

Narrative:

Flying nne at 1500', white fixed wing passed below in opp direction. Other aircraft at ssw direction at approximately 1300' MSL. Waiting for release from tower frequency at spirit of st louis airport, then switched to st charles frequency. No aircraft xmissions received from other local aircraft at time of near miss. Happened too fast to evade. Aircraft blended in until noticed.

Original NASA ASRS Text

Title: CPR HELICOPTER HAD NMAC WITH SMA.

Narrative: FLYING NNE AT 1500', WHITE FIXED WING PASSED BELOW IN OPP DIRECTION. OTHER ACFT AT SSW DIRECTION AT APPROX 1300' MSL. WAITING FOR RELEASE FROM TWR FREQ AT SPIRIT OF ST LOUIS ARPT, THEN SWITCHED TO ST CHARLES FREQ. NO ACFT XMISSIONS RECEIVED FROM OTHER LCL ACFT AT TIME OF NEAR MISS. HAPPENED TOO FAST TO EVADE. ACFT BLENDED IN UNTIL NOTICED.

Data retrieved from NASA's ASRS site as of August 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.