733667-001-015

Subject: From: To: Q Memorandum US. Department Anchorage ARTCC of Transportation 5400 Davis Hwy. Federal Aviation Anchorage, Alaska Administration INFORMATION: Transcription concerning the Date: January 9, 1987 incident involving Japan Airlines Flight 1628 on November 18, 1986 at approximately 0218 UTC. Quentin J. Gates aes Air Traffic Manager, ANC ARTCC This transcription covers the time period from November 18, 1986, 0214 UTC to November 18, 1986, 0259 UTC. Agencies Making Transmissions Abbreviations Japan Airlines Flight 1628 JL1628 Anchorage ARTCC Combined Sector R/D15 R/D15 Anchorage ARTC…

(0214) (0215) (0216) (0217) (0218) (0219) 0219:15 0219: 24 0219:28 0219:32 0219:36 0219:49 0219:58 0220:04 0220:14 0220:21 JL1628 R/D15 JL1628 R/D15 JL1628 R/D15: JL1628 R/D15 JL1628 R/D15 Anchorage Center Japan Air sixteen twenty eight ah do you have any traffic ah seven o'clock above Japan Air sixteen twenty eight heavy say again Ah do you have any traffic in front of us Japan Air sixteen twenty eight heavy negative Ah Japan Air sixteen twenty eight roger and ah we insight ah two traffic ah in front of us one mile about Japan Air sixteen twenty eight roger do you have ah can you identify the…

0222 :36 0222:41 0222:46 0222:48 0222:52 0222:55 0223:00 0223:05 0223:10 0223:13 0223:19 0223:26 0223:35 0223:37 JL1628 R/D15 JL1628 R/D15 JL1628 JL1628 R/D15 JL1628 R/D15 JL1628 R/D15 JL1628 ROCC R/D15 Just ah now (unintelligible) Japan Air sixteen twenty eight your garbled change to frequency one three three point one Ah confirm one three three one Japan Air sixteen twenty eight heavy affirmative Thank you Anchorage Center Japan Air sixteen twenty eight flight level three five zero Japan Air sixteen twenty eight heavy roger and do you have clouds above you or below you below - below us Japan…

(0214) (0215) (0216) (0217) (0218) (0219) 0219:15 0219: 24 0219:28 0219:32 0219:36 0219: 49 0219:58 0220:04 0220:14 0220:21 JL1628 R/D15 JL1628 R/D15 JL1628 R/D15- JL1628 R/D15 JL1628 R/D15 Anchorage Center Japan Air sixteen twenty eight ah do you have any traffic ah seven o'clock above Japan Air sixteen twenty eight heavy say again Ah do you have any traffic in front of us Japan Air sixteen twenty eight heavy negative Ah Japan Air sixteen twenty eight roger and ah we insight ah two traffic ah in front of us one mile about Japan Air sixteen twenty eight roger do you have ah can you identify th…

0223:51 (0224) 0224:09 0224:11 0224:13 0224 :14 0224:17 0224:19 0224:21 0224:50 0224:53 0225:02 0225:12 0225:18 ROCC R/D15 ROCC R/D15 ROCC JL1628 R/D15 ROCC R/D15 JL1628 R/D15 JL1628 R/D15 Okay stand-by - - I'm going to expand out - - just a moment here — — one five five zero squawk huh Affirmative Let me take a look here High altitude thirty five thousand Okay let me switch over to my other scope here Japan Air sixteen twenty eight Alright I'll see what ah I'll call you right back Okay R-F Japan Air sixteen twenty eight do you still have ah visual contact with the ah traffic Affirmative ah so…

0225:37 0225:39 0225:43 0225:50 0225:57 0226:03 0226:13 0226:15 0226:18 0226:25 0226: 33 0226:35 ROCC R/D15 ROCC R/D15 ROCC R/D15 ROCC R/D15 ROCC R/D15 ROCC R/D15 One dash two's on Ya ah did you get another ah target up there by that one five five zero code Okay I've got your squawk it looks like I am getting some surge primary return ah I don't know if it's erroneous or whatever but ' Negative uhuh it's not erroneous I want you to keep a good track on there and if you pick up a code and verify that you do not have any aircraft operating in that area military That is affirm we do not have anyb…

: - «~* VoL 0226:36  ROCC Okay R-F | (0227) =” oe BL oe j 0227:43 ROcc. _ One -dash two. - so 7 ver : 0227:45 = R/D1S5 — Ya ah reference that ah (unintelligible) | 0227348 Rocc |. (Okay. sy _ . 7 : et 7 - + ; 0227:49 R/D15 That is unknown to us i 0227350 «=ROCC SC UIt ts what. i 0227:52 R/D15 Tt is ah unknown to us : 0227353 ROCC ; ' Te is an unknown okay we've lost ‘contact with it now ; 0227:58 R/DL5 Okay were-not ‘working that aircraft (unintelligible) i j 0228:04 Rocc | ‘Okay I = I'm still not I we “lost contact on him now i i -» «2 don't see him at all 0228:09 R/D15 - Okay, » 5 0228:10 Ro…

0230: 23 0230:31 0230:49 0230:52 0230:56 (0231) 0231:27 0231:36 0231:40 0231:47 0231:48 0231:51 0231:53 0231:58 JL1628 R15 JL1628 R15 JL1628 R15 APCH R15 APCH R15 APCH . R15 APCH Request ah deviate ah ah from ah from object request heading two four zero Japan Air sixteen twenty eight roger fly heading two four zero - - - Japan Air sixteen twenty eight ah heavy deviations approved as necessary for traffic It's ah quite big Japan Air sixteen twenty eight heavy you're still broken say again It's ah I think ah very quite big ah plane Approach sector fif - - approach fifteen request Go ahead Let's …