CIA-UAP-D022, Objeto Voador Não Identificado Relatado nas Proximidades de Porto Rico, 1965

[PAGE 1] Approved for Release 2026 —TOP-SPCRET ) [ Goan UNCLASSIFIED wee ( SECURITY CLASSIFICATION OF ATTACHED MATERJAL SHOULD BE CIRCLED TOP AND BOTTOM } ACTION SHEET DATE REC'D IN IC IC # DESCRIPTION OF ATTACHED MATERIAL: TYPE OF MATERIAL DATED . ' FROM ‘| To SUBJECT " DELIVERED TO DEADLINE DATE FOLLOW-UP DATE DIVISION ROUTING TO DATE ACTION REQUIRED | INIT. COMMENTS? 5 3. L 5. yo T ee a 4 6. ‘ INSTRUCTIONS: Under each comment a Tine should * +f comments bear a higher classification than be drawn across sheet and each comment numbered the attached material, the security classifi- to correspond with the number in the "TO" Column. cation of this sheet be changed. as QGW use prevtous EDITIONS UNCLASSIFIED CONFIDENTIAL SECRET TUR“ Sterer— [PAGE 2] Yj Fop—seereT” © lat boys’ ot CONTROL NO. UFOa REFERRED TO RECEIVED RELEASED " TSEEN’ BY OFFICE SIGNATURE DATE] TIME | DATE | TIME NAME & OFFICE SYMBOL | DATE ADB/DSD/SI 1 J Handle Via Indicated Controls BYEMAN Access tothis document will be restricted to those persons cleared for the specific projects; Pe eocenceveseeonseeee SHeeneeseesneveseooor SOCOCH DOSE HEEEDODEOES Shes eevesvesseveseoee CAT ‘ eovevcevecesescosesne OPO R eee oeeeDeeDeDELES Redeeseeseeeesesesens PORSCHE DOOD HOO EE OO EEe WARNING This document contains information affecting the national security of the United States within the meaning of the espionage laws U. S$. Code Title 18, Sections 793 and 794. The law prohibits its transmission or the revelation of its contents in any manner to an unauthorized person, as well as its use in any manner prejudicial to the safety or interest of the United States or for the benefit of any foreign government to the detriment of the United States. |t is to be seen only by personnel especially indoctrinated and authorized to receive information in the designated contro! channels. [ts security must be maintained in accordance with regulations pertaining to BYEMAN Control System, GROUP + Excluded fram automatic downgroding ond declossificotion . ncenin sheen anainanamananaannnnnntin Nay Ls [PAGE 3] BYE-35171/65 Copy_7 of 8 Copies 11 FEB 1968 MEMORANDUM POR: Assistant Director for Special Activities SUBJECT: Vaidentified Flying Ovject RLF LRENCE: BYE-2081/05 aad Attachments, | Feb 65 i. Detailed analysia of the radar photography of 19 Novemoer i7o4d and review of agesaciated currespoadence indicate that there was, aa f6ct, no Bigh altitude ultra-bigh-speed UFO north of Fuerte Bics cuifing the io-24 Novemoer 1964 period. There were, however, appareatly valid tracks and/oy observations of unidentifiea aircrait in the viciaily of the Atlantic Fleet Weapon Ranges on 16, 1/7, 18, 14, and 24 Novemoer 1944. 2. Relative to the laciceat duriug the evening of 19 Novemwer, the Us Navy F-s8C pilet wae aisle tu distinguish the object aa a delta shape about the gise of a jet fighter, reported it 2a having much bigher performance, and estimated object speed te be in excess of Mach 3. The USS Gyatt raported « radar track ia excess af Jd00 Kaste. 4, Daving this incident, radar photographs were takea of the SPS-49 radar ¥?1 preseniatiog. Analysis of these paotugraphs show a good track in excess af 390 a.m. for the soject in cuestiog. The soject was flyiag # cmree af aout 165° relative to tee Gyatt at a relative speed af ajout 409 xaote, a provett_wét RT » SREER eet | r 8 che eat ah , HANDLE VIA ve amet SYSTEM a eee: «= DER [PAGE 4] nese wa BYE AAS a Tt YSTEN PROUECT, SUBJECT: Unidentified Fiying Object b. At the time, the AN/SPS-49 rader aboard the Gyatt wae undergosg ac evaluatioa teat program --~ hence, the use of a recording camera. 5. In view of the raday photogrs she and pilot opservatian, it ig concluded dai the su-called UFO on 19 Nowember wae probaly & deulta-wiag fignter of a type having a eigaificantly higher climb performance than the F-dC at the 30, 000 fant altitude regims. Based aa She linaited information provided in the aasociates corréapundence, other oojects reported during the period uf 16 ts 24 Novemier would appear to ve usidentified aircrait. 4, Apparently, missile test lirtage were scheduled for the AFPWR curing thia time period, and it de coaceivacle that the area in qu@etion could have Loes an attractive target fur reconasissaace, Cae USS Gyott was located 325 a.m, from the eastern tip of Cabs auring the 19 November iaciceat, well withia MiG-2i range. The USSR has a MiG-2i reconanicsance coafiguration with AFA-39 aerial camers aad possibly SIGINT acuipment, There is ao evideace at haac to suggest of Geay aay MiG-2] reconmaissance activity cased in Cuca, either with Soviet or Cuban pilots. DONALD #, CHAMBERLAL 1 Assistant Director Scientific Intelligence Atiachme ria: Taree attachments to BYE 2051/53 Distridution: Cy i & 4 - Addresace (w/attach) Cy 4&4-+- AD/SI Cy > & & - DSb/SI Cy 7&4 - ADB/ESO/SI QS/USD/IADE: kt / Ob21 (10 Feo 65) Oatdaaes [PAGE 5] VELL CONTROL NO. BYE 2081-65 REFERRED TO RECEIVED RELEASED : SEEN BY OFFICE SIGNATURE DATE] TIME | DATE | TIME NAME & OFFICE SYMBOL DATE apvoss—_|7/Ab~_— Handle Via Indicated Controls BYEMAN— Access tothis document will be restricted to those persons Y cleared for the specific projects; OXCART PHCOH OOH HOR OCH EE BOER Perocconerenneonsvese Oe a) CoROOKeReeeseoeeeesse Y Coe eoerenseesaeesesee POPC OTTO HORSO SOOO FES POHCEREOHO OREO HOOOEE POKeoooocancessosenes WARNING This document contains information affecting the national security; of the United States within the meaning of the espionage laws U. $, Code Title 18, Sections 793 and 794. The law prohibits its transmission or the revelation of its contents in any manner to an unauthorized person, as well as its use in ony manner prejudicial to the safety or interest of the United States or for the benefit of any foreign government to the detriment of the United States. It is to be seen only by personnel especially indoctrinated and authorized to receive information in the designated control channels, Its security must be maintained in accordance with regulations pertaining to BYEMAN Control System. GRrouPl = * Excluded from automatic downgrading and declassificdlion [PAGE 6] Conscl System 2 ® OXCART @ BYE 2081-65 Copy _l ai 1 FEB i965 MEMORANDUM FOR: Assistant Director for Scientific Intelligence SUBJECT: Unidentified Flying Object l. OSI and OSA, we believe, received similar information regarding a UFO in the vicinity of Puerto Rico during period 18-24 November 1964, As you can see by the cable originated by the Commander, Caribbean Sea Frontier, to Commander in Chief Atlantic Fleet, date time group 01/2048Z December, CINCLANTFLT was informed that UFO identified by CO Ramey as being YF-12A. We think ONI finally convinced, through our efforts, that UFO in fact not YF-12A or similar category Lockheed Aircraft. 2. Navy has provided, at our request, pertinent traffic on this subject, as well as original radar film, Attachment 1, with accompanying prints of same, Request OSI, possibly in conjunction with OEL, evaluate the radar photography to determine if any further information can be gotten through a thorough scientific analysis of the material relative to a high speed, high altitude UFO. 3. Request on completion of OSI study that the attached documents, film and prints be returned to the TCO/BCO/OSA for return to Navy. ACK C. LEOFORD | y Colonel USAF ssistant Director (Special Activities) PO: cena one - . «GROUP 1 \ Mudod fran automatic! OXCART —- —-FOR-SECREP emt Conant onteat cae on vi Uj owen Attachments - As stated above