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This FAA Alaskan Region Public Affairs Office release, dated March 5, 1987, is a computer printout of recorded FAA radar data for Japan Air Lines Flight 1628 on November 17, 1986. It covers 38 minutes of computer time and lists 105 radar returns. Of these, 86 are usable and 19 are uncorrelated primary returns. The printout records when the pilot first asked about other traffic and when he said he could not see the UFO. It also explains that uncorrelated returns occur when the primary and beacon signals do not match in position.
“Japan Air Lines Flight 1628”3 pages
Read from the scan by GLM-OCR; expect the odd misread word.
TRACKING-DATA TIME ACID/SX ABC/SY RBC PRM RALT PACP PDEG 11/19/06 PAOE P PRAN RX RY DDEG DRAN KV YV HDG SPD ADS C 2:39:37.411 JL1629 -0057 1550 1550 47 310 2236 196 17.00 -3.10 -15.91 191 16.12 -510 -9 268 510 UAR N 1 NRM 2:39:49.397 JL1623 -0057 1550 1550 35 310 2303 202 16.65 -4.60 -15.31 195 16.02 -499 92 280 498 UAR N 1 NRM 2:39:01.726 JL1629 -0057 1550 1550 35 310 2371 203 16.21 -6.06 -14.53 202 15.77 -459 157 292 497 UAR N 1 NRM 2:39:14.450 JL1623 -0057 1550 1550 45 310 2412 214 15.73 -7.23 -13.51 203 15.32 -127 252 302 497 UAR N 1 NRM 2:39:25.575 JL1623 -0057 1550 1550 47 310 2510 220 15.39 -9.40 -12.40 214 15.07 -393 302 307 499 UAR N 1 NRM 2:39:33.554 JL1623 -0057 1550 1550 47 310 2533 227 14.79 -9.25 -11.00 220 14.42 -342 353 315 196 UAR N 1 NRM 2:39:51.112 JL1628 -0257 1550 1550 47 310 2655 233 14.09 -9.85 -9.56 225 13.67 -276 413 325 499 UAR N 1 NRM 2:40:03.133 JL1623 -0257 1550 45 2732 212 14.10 -11.31 -9.39 233 14.17 -276 413 325 499 UAR N 1 PAR 2:40:03.135 0257-1605 1550 1550 13 310 2720 237 11.81 -10.19 -9.06 22 498 2 499 1 RTT 2:40:15.453 JL1623 -0257 1550 1550 27 310 2793 244 11.14 -10.25 -6.46 237 12.17 18 497 2 497 UAR N 1 PAR 2:40:27.470 JL1523 -0257 1550 1550 37 310 2861 251 10.41 -9.92 -5.03 243 11.05 33 476 3 478 UAR N 1 NRM 2:40:39.352 JL1523 -0257 1550 1550 47 310 2940 253 3.46 -9.23 -3.59 249 10.01 34 159 10 137 UAR N 1 NRM 2:40:51.921 JL1623 -0257 1550 46 3247 267 9.99 -9.26 -1.90 259 9.45 04 459 10 467 UAR N 1 PAR 2:40:51.903 0257-1517 1550 1550 13 310 2380 253 6.97 -9.19 -2.55 120 200 64 465 1 RTT 2:41:24.357 JL1623 -0257 1550 1550 27 310 2914 256 5.67 -7.07 -2.03 254 7.35 417 200 64 462 UAR N 1 PAR 2:41:15.374 JL1623 -0257 1550 25 2953 260 4.17 -5.51 -1.35 256 5.65 417 200 64 462 UAR N 1 PAR 2:41:15.375 0257-1605 1550 12 310 2902 255 4.72 -5.95 -1.97 350 121 79 372 1 DEV 2:41:23.277 JL1623 -0257 1550 22 3265 269 2.72 -4.12 -.59 260 4.19 117 200 64 452 UAR N 1 PAR 2:41:40.327 JL1623 -0257 1550 14 3405 299 1.41 -2.71 -.21 269 2.70 417 200 64 462 UAR N 1 PAR 2:41:53.522 JL1523 -0257 1550 1550 3490 305 5.46 -4.97 2.21 294 5.35 150 312 25 315 UAR N 1 NRM 2:42:05.914 JL1628 -0257 1550 1550 25 310 3614 320 7.42 -4.99 4.06 309 6.38 30 499 3 501 UAR N 1 NRM 2:42:12.745 1550 1550 22 310 1714 150 8.15 2.69 -6.45 157 7.00 346 -205 122 403 1 NRM 2:42:13.255 JL1529 -0257 1550 25 3729 327 8.71 -4.73 5.70 320 7.44 30 499 3 501 UAR N 1 PAR 2:42:13.257 0257-1513 1550 1550 11 310 3924 344 6.41 .00 .00 326 391 42 503 1 RT 2:42:13.270 0057-1517 1550 1550 11 310 3530 310 10.14 .00 .00 -279 418 326 505 1 LT 2:42:24.573 1550 21 1567 146 9.34 3.99 -7.10 150 9.14 346 -275 120 403 1 PAR 2:42:24.574 0157-1525 1550 12 310 1729 151 9.49 3.29 -7.68 242 -291 140 381 1 DEV
Document, cited by the archive. The PDF is mirrored here; the original link is above. The text was read from the page images by GLM-OCR; expect the odd misread word. 179 pages are in the text index: search them above, or from the library's search.