B757 executes high speed abort at mia after cockpit window opens.

Attributes
ACN	423810
Time
Date	199812
Day	Sat
Local Time Of Day	0001 To 0600
Place
Locale Reference	airport : mia
State Reference	FL
Altitude	agl bound lower : 0 agl bound upper : 0
Environment
Light	Night
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	B757 Undifferentiated or Other Model
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
ASRS Report	423810
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : commercial
ASRS Report	423811
Events
Anomaly	aircraft equipment problem : less severe other anomaly other
Independent Detector	other flight crewa
Resolutory Action	flight crew : rejected takeoff
Consequence	Other
Supplementary
Air Traffic Incident	other

Narrative:

On takeoff just prior to V1, 155 KTS, the left window slid open approximately 12 inches. I made a normal abort and turned off at the end of runway 9L at mia. We completed all required brake cooling procedures. The passenger were returned to the terminal from the taxiway by mobile stairs and busses.

Original NASA ASRS Text

Title: B757 EXECUTES HIGH SPD ABORT AT MIA AFTER COCKPIT WINDOW OPENS.

Narrative: ON TKOF JUST PRIOR TO V1, 155 KTS, THE L WINDOW SLID OPEN APPROX 12 INCHES. I MADE A NORMAL ABORT AND TURNED OFF AT THE END OF RWY 9L AT MIA. WE COMPLETED ALL REQUIRED BRAKE COOLING PROCS. THE PAX WERE RETURNED TO THE TERMINAL FROM THE TXWY BY MOBILE STAIRS AND BUSSES.

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.