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D B Cooper — Part 13

423 pages · May 09, 2026 · Broad topic: General · Topic: D B Cooper · 423 pages OCR'd
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OS IERTIELS NFS TE ORI a te Eat qi nee ig " ; 7 FRO: Miizenpolie Mada ¢ O015é oa ~ CAA ws PRIA ICH 9 ‘ tt Line GeI-K-M represents’ the airplana's flight path as it app’ , the Portland (PDR) VOR. . : . s ; ‘' 2. he cabin pressure "hyp" occurred at 0410 GMT, the time being. Be corded by the NVA Flight Operations Office (NWAFO) in M Li ah It ise virtual certainty thet the pregaure “hump marks the tf} aR, “that the highejsckor (HJ) left the aixplane. The airplone was a “Deine A.at that tine, thus the id's body would land at Points ' . “hig tehutes did not open (unlikely). ia, 3. If it is assumed that the J was a highly expext porachutists 6% if would thus froo~fall ag far as practicable to insure the best att “fm, 3 gey of his: touchdowm point, be would land slightly ¢o the NE OE i, _« Point A due. to his drifting with the wind from the point of Tehut wo ~ ‘opening. i \ .&, I£ the HJ opened his ‘chute as soon as he left the sirplans, he - ,' would dxift along the Line A-B and would touch dam at B, ALLY 2772) lines parallel to A-B are fines along which tho HJ would. deife es: 7 if he opened his ‘chute relatively early. eg 5. ‘The parallelogram indicated by C-D-F-E represents the boundaries ,of the probable touchdown area adjusted for possible cine errord .° and for the above described wind drift. It is probably the mogt: 7: fruitful search area. . a i z eee en G. The earlicst the HJ could have qumped is 0406, ari this point ts ae represented ‘by Point G. ort BF, 3}. The crew believes the pressure "bump" occurred at 0410, but fn! any even are certain it occurred before 0415, If the tJ, jumped - at 0406 (unlikely) he would Jand on or near line G-lHl. If he ; jumped at 0415 he would land on or near Line ML 8. Based on the. above explanation of Figure 43 and on atl the esaumpr yf tions based in its preparation, the following are pertinent: hee Pe | a. The most Likely landing point for the HJ is at, or slightly RES 3 of Point A. . . ae | + b. Hig landing point is more likely to be in area C-D-F-E than *i.> | 3F ; » any other. mo eke . oy " ~ : ¢ . a4 a # “2 a c. It is possible his landing point could be anywhere within the, *: 4 ares shown (G-H-NeM), but Che pro bility goes down as the (5.7 ; ends of this arca are approached. et i i ; 3/~ 6S fe Fipure 4, ard this « Zi] Coa a ' 134° DB Codper-3166 oe _ 1 a - 4! ae an s ‘ . _ 4 - a Rs j ie a a4 5 poh gp; ; Note f POL FLEE os AMMAAAD eS GLA wg at RCO adres LESSEE ROAR Ue Toon We caer oA te REV TE FEE EIR ONES EAL NE Tae OPPS ORT EE too bomen a a
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