The National Transportation Safety Board will open the public docket Wednesday on its investigation into the overflight event involving Northwest Airlines flight 188 in October.

On October 21, 2009, Northwest Airlines flight 188 (N03274), an Airbus A-320, went NORDO (no radio communications) for 77 minutes while flying from San Diego to Minneapolis. The flight overflew Minneapolis by more than 100 miles before re-establishing radio contact with air traffic controllers and landing at Minneapolis/St. Paul-Wold International Airport. There were no injuries to the passengers and crew aboard.

The approximately 400 pages of the public docket will be available on the Safety Board’s website, www.ntsb.gov, at 10:00 a.m. Wednesday, December 16. Go to “Accident Dockets” on the home page. Included in the docket will be factual reports from the Operations Group, Air Traffic Control Group, Survival Factors Group, Cockpit Voice Recorder Group and Flight Data Recorder Group.

This is a factual release only. A determination of probable cause will be released at a later time.