Narrative:

After 8 hours of flying and on leg 6 of 5 leg day the first officer and captain both tuned in the wrong radial and took off on the wrong airway before they noticed.

Google
 

Original NASA ASRS Text

Title: AN MLG ACR FLEW OUT THE WRONG RADIAL FROM A VOR.

Narrative: AFTER 8 HRS OF FLYING AND ON LEG 6 OF 5 LEG DAY THE FO AND CAPT BOTH TUNED IN THE WRONG RADIAL AND TOOK OFF ON THE WRONG AIRWAY BEFORE THEY NOTICED.

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.