Small aircraft at cruise has near midair collision with second small aircraft.

Attributes
ACN	196055
Time
Date	199112
Day	Fri
Local Time Of Day	1201 To 1800
Place
Locale Reference	atc facility : gfs
State Reference	CA
Altitude	msl bound lower : 8500 msl bound upper : 8500
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zla
Operator	general aviation : instructional
Make Model Name	Small Aircraft, Low Wing, 1 Eng, Retractable Gear
Flight Phase	cruise other
Flight Plan	VFR
Aircraft 2
Make Model Name	Small Aircraft, Low Wing, 1 Eng, Retractable Gear
Flight Phase	cruise other
Person 1
Affiliation	Other
Function	instruction : instructor
Qualification	pilot : cfi pilot : atp
Experience	flight time last 90 days : 180 flight time total : 6200
ASRS Report	196055
Person 2
Affiliation	Other
Function	flight crew : single pilot
Qualification	pilot : instrument pilot : commercial
Events
Anomaly	conflict : nmac non adherence : far other spatial deviation
Independent Detector	other other : unspecified cockpit
Resolutory Action	flight crew : took evasive action
Consequence	Other
Miss Distance	horizontal : 50 vertical : 30
Supplementary
Primary Problem	Flight Crew Human Performance

Narrative:

East to west small aircraft (red blue stripe on white) did not see. Appeared at our 1:30 position, same altitude. Required hard right banking climb to avoid. We were nwbound at heading 330 degrees.

Original NASA ASRS Text

Title: SMA AT CRUISE HAS NMAC WITH SECOND SMA.

Narrative: E TO W SMA (RED BLUE STRIPE ON WHITE) DID NOT SEE. APPEARED AT OUR 1:30 POS, SAME ALT. REQUIRED HARD R BANKING CLB TO AVOID. WE WERE NWBOUND AT HDG 330 DEGS.

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.