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1/29/87 4. CATEGORY [X] ain CARRIER-TYPE (Jair Tax! [_] GENERAL AVIATION IDENTIFICATION OC commuter LO otHer 1. AIRFRAME |MAKE/MODEL Boeing 737 REGISTRATION NO. N/A AIRCRAFT CLASS N743AS AIRWORTHINESS CLASS Standard AIRCRAFT 2. ENGINES TOTAL TIME N/A 1. NAME AND ADDRESS Alaska Airlines Seattle, Washington ——— 2. FLIGHT NO. AS #53 3. UNDER FAR 121 _lves 1. PERSONS 2. PERSONS|3. MINOR T 4. MAINT. DESIGNATOR ASAA 5. CAB 298C FILED no 4. SERIOUS INJURY OPERATOR 16. COORDINATES MAKE/MODEL SERIAL NO. (Malfunctioning) ;7. OPERATING CERTIFI- AIRCRAFT INCIDENT RECORD 7. LOCATION (City and State: 60 mil…

Subject: From: To: Az Viernoraiauil) US Deparment Federal Aviation Administration INFORMATION: Transcription concerning the pae FEB 9 {987 incident involving Alaska Airlines 53 on January 30, 1987 Reply to Bobby J. Lamkin Attn of Air Traffic Service Evaluator Alaskan Region This transcription covers the time period from January 30, alae 0336 UIC to January 30, 1987, 0349 UIC. Agencies Making Transmissions Abbreviation Anchorage Air Route Traffic Control Center ZAN Alaska Airlines Flight 53 AS53 I HEREBY CERTIFY that the following is a true transcription of the recorded conversations pertaining…

0339:30 0339 :33 0339 :36 0339 :52 0340:10 0340:15 0340: 26 0340:32 0340:41 0344:31 0344:34 034436 0344: 45 AS53 AS53 AS53 AS53 AS53 AS53 Alaska fifty-three—go ahead Any traffic in this ah area do you headed towards Anchorage Ah I have one caming outbound from Anchorage towards McGrath at this time—its a piper navajo at twelve thousand and ah—I have a same direction Ryan Air beech zero two estimating over McGrath zero four zero eight at two five zero other than that I don't have any other airplanes Okay we're just curious up at about our altitude ah headed that direction--thanks- you haven't h…

(es) shouldn't be any any military aircraft over we're ah not talking too at this time operating in your vicinity ah have you shown any else on radar since that last ah contact 0345:03 AS53 Ah no sir q345:06 AN Alaska fifty-three will see you next time good day 9345:08 ASS3 (unintelligible) (0346) ou) (0348) (0349) End of Transcript *This portion of the recording is not entirely clear, but this represents * the best interpretation possible under the circumstances.

US. Department Alaskan Region FSDO-63 of Transportation 4510 W. Int'l. Airport Road, Suite 302 Fed 1 Darert Anchorage, Alaska 99502-1088 Administration STATEMENT OF INTERVIEW WITH ALASKA AIRLINES CREW January 29, 1987 at 1930 AST At approximately 1900 on January 29, 1987, I received a call from Anchorage Center Manager, stating that Alaska Airlines Flight No. 53 had reported to Anchorage Center that it had seen a target on their weather radar and asked if the Center had any other aircraft operating in the area. I informed the ARTCC Manager that I would interview the crew at Anchorage Internati…

PERSONNEL STATEMENT FEDERAL AVIATION ADMINISTRATION Anchorage Air Route Traffic Control Center February 3, 1987 The following is a report concerning the incident involving Alaska Airlines Plight 53 (AS53) at approximately 40W MCG on January, 30 1987 at 0340 UTC. My name is Briggs N. Willoughby (BW). I am employed as the Assistant Manager of Automation by the Federal Aviation Administration at the Anchorage Air Route Traffic Control Center (ARTCC), Anchorage, Alaska. I have reviewed recorded radar data covering the time and location of the reported incident. I found nothing to indicate that an …

Q News: US. Department : Office ot Public Affars of Transportation Alaskan Region Federal Aviation 701 C Street. Box 14 Anchorage, Alaska 99513 Administration (907) 271-5296 CONTACT: PAUL STEUCKE FOR IMMEDIATE RELEASE February 6, 1987 (REVISED FEB.21,1987)* #86-06 (#87-09) UNKNOWN TRAFFIC SIGHTED BY ALASKA AIRLINES CREW ON ONBOARD WEATHER RADAR The Alaska Airlines flight crew of a Boeing 737 aircraft, flight #53, enroute from Nome to Anchorage, Alaska, on January 29, 1987, reported to the FAA Anchorage Air Route Traffic Control Center, the sighting of unidentified air traffic on their onboard …

-2- ALASKA AIRLINES RADAR SIGHTING, JAN.29, 1987. The flight crew reported that the target on their radar moved at a very high rate of speed, approximately 5 miles on each sweep of the radar (5 MILES PER SECOND). As the target moved off their radar they changed the range of their radar from 50 miles to 100 miles and saw the target briefly before it became lost in the ground clutter created by the Alaska Range of mountains. The flight crew was interviewed by FAA inspectors when they landed at Anchorage. Material developed as a result of this investigation will be released on or about March 5, 1…