Narrative:

Initial vectors for a visual approach were outside of the auto-tune limits for the ILS receiver. We were being vectored for a visual approach and given an intercept heading of 130 degrees and instructed to join the localizer to the right runway. The ILS receiver had not tuned and the pilot not flying attempted to manually tune the localizer frequency. He inadvertently tuned the frequency for the parallel runway which caused an overshoot of the correct localizer course. Approach controller noticed the deviation and assigned a new intercept heading of 220 degrees as we corrected the error. No traffic conflicts were apparent but regrettably our excursion disrupted flow and sequencing of other arriving traffic to some extent. Remainder of flight was uneventful.

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Original NASA ASRS Text

Title: An MD11 Captain reports a track deviation after being cleared to join the localizer for the right runway. When the aircraft does not auto tune the correct localizer in a timely manner; the First Officer inadvertently enters the frequency for the left runway causing an overshoot.

Narrative: Initial vectors for a visual approach were outside of the auto-tune limits for the ILS receiver. We were being vectored for a visual approach and given an intercept heading of 130 degrees and instructed to join the localizer to the right runway. The ILS receiver had not tuned and the pilot not flying attempted to manually tune the localizer frequency. He inadvertently tuned the frequency for the parallel runway which caused an overshoot of the correct localizer course. Approach Controller noticed the deviation and assigned a new intercept heading of 220 degrees as we corrected the error. No traffic conflicts were apparent but regrettably our excursion disrupted flow and sequencing of other arriving traffic to some extent. Remainder of flight was uneventful.

Data retrieved from NASA's ASRS site as of April 2012 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.