PROJ!:CT 10073 RECORD CP.rm CONCLUSIONS 2. LOCATION 3. DATETll-,0: Gf.'CUP .ol. TYPE OF OSS:P.VATION 0 Ground Vi 3.Uol 0 Air-Vi suol 7. LEHGTH Or 03SE~VATION 8. HUMilE:l OF OBJ ECTS 10. B::ll2il SllMJ.4A~Y Or SIGHTING 0 CroundRodor 0 Airlnterecpl Radar 11. COMMENTS Was Balloon Probably Bnll~n Possi;,ly Balloon o s Ai reraf I Pro bob I y J\i rera f r Possibly Airer.,ft Was Astronomie.,l Probably Astronnmieal Possibly As t ronomical Insufficient Doto for E valuation AI:.? ,~cHH:CAl iNT2LLIGE~CE CcNTc~ 1 . 'l'h.: att~cheil. corrn3!)onc1:lnc(-:, snhj~ct s:me Mt .'Jlxwa, 0 t<>J 5 J .tn.: 1 9.J9, i-:t frn:1wa.rdeO. to yovr di.vi.:l'icn 1'0.' po3"1ible u!1.3lynls <-''1u/or cou::e n t; ? . I.!.' u..-.!ble to provi,le Hl .-tn~-.~i3t' i n tj_af! to 'lllo.o~ tle 17 Ji.ll'!1 1959 JnltSt.. . l i?.Jr~-11' S.i.J1t'~ ro;: HC:ADQUI r:TERS , AiR 0~!=51 ISE COM"AAND UNIT:O f>T/d~S f,t;;: rOP.C!:. COLO:l/,00 S"P.INC.,;), COLORADO IN per Y l':lf-(r! 10 oefl--SY/.',i:OL, ATTN OF: ADODI-B SUDJEC'I': Unu.su::tl Radar Sighting (U) TO: ATIC, Wright-Patterson A.Jl'B, Ohio The attached message, receive d by this Headquarters from 26th Air Division (SAGE), i s forwarded for your infor;~a tion and necessary action. The delay in forwarding this information was necessitated by an inqui.cy to Headquarters USAF for an interpretation regu.-rd i ng the repo1 tin6 to ATI C unknowns originatil!g in the ai1 defense system. This pro- blem i s presently being coordinated at this Headquarters and you will be advised of the results as well as any ex- pected increase in reports that may be forwarded from this Com.1u1.nd. FO?. THE c m,lMANDER: DO!:rGLASS W. EISFJ,iAi~ Colonel, USAF Director of Intelligence 1 cy Msg fm 26th AD, Unknown Incident, 3 00 RJED:.fH RJ'.VF AL l)E RJEZSN 51 E'ti CO~IDR 26rH NORAD DIVISIO~ TO n.fED.:ID/COMDR E.t\STERN NORJ\D REG !ON P~FO 11J\'tFAL/COMDR ADC RJ\'IFAI.: CO~!DR CINCNORAD RJEDNB/CO~IDR EADF 1 OCO 4-188, SUBJECT IS UNKNOWN (NC1 DENT .~f623-0dWZ :J MAY 195~. PAR A: APPROX 0~2~Z, FIVE PENDING TRACKS APPEARED. NO FLiGrT PLANS WERE AVAIL..t\BLE. TrtACKS WERE CLOSE TO PEASE /~J.i'n IN BOSTON \ IH DEFENSE SECTOR AND WITHIN 'l'HE AIR DE.F'ENSE IDENTIFICA-- TION ZO'iE. SPEEDS WERE 20,0-4,0.) KNOTS, ALTITUDES FRO:M 7-18, ~Xj,e) r'EET WITH l\tAJORITY AROUND 1$6 THOUSAND FEET. If,JMEDIATELY THERE- AFTER, WITHIN 60 MILES EAST OF BOSTON, .MORE THACKS APPEARSD. TK~i ADDITIJ:AL AI RCRAFT WERE BROUGHT UP TO 5 ~IINUTE ALERT, 4 AT STEWART, 2 AT WESTOVER AND 4 AT OTIS. FOUR AIRCRAFT WERE AtR-- BOHLrE AXD TWO MORE WERS I N TURN-A ROl.JND. PAR B: A TOTAL OF 18 TRACKS w-;::RE I NVOLVED. HIGHEST ALTITl)'DE 36,0.00 FEET. FOUR TRACIZS WERE LNfF.R PAGE TWC RJEZSN 54 IDENTIFIED; TWO BY SCK ffiLE AT k1116Z AS NAVY AIRCRAFT; ONE AS A BOEING 707 AT .01.eHz AND ONE RC-121 AT ,029Z BY REVISED FLIGHT .!?LA~. SIX SCRAMBLES PLUS TWO DIVERTS WERE IIIADE AGAI NST EIGHT OF THE TARGETS BUT ALL FADED PRIOR TO I NTERCEPT. THE REMAINING SIX FADED AXD WERE SCRUBBED AFTER LOSING RADAR DA'l'A BETWEEN .0.023- 0$644~. P:\R C: ALL RADARS I N BOSTON SECTOR WERE CHECKED AND THE COMPUTE~ WAS CHECKED BY IB:VI. SECTOR IDEN't'IFICATION OFFICER CHECKED WI't'II NC:;v YORK AND BOSTON AIR MOVEMENTS IDENTIFICATION SECTIO'l" FOR POSSIBLE MA<JOR AIR MOVEMENT. EASTERN NORAD REGION WAS ALSO CHECKED WITH NEGATIVE RESULTS BEING REPORTED. RADAR AND FST-2 AT SITE P-1,) AND OTHER SITES WERE CHECKED AND FOUND TO BE I N ORIENT.\TIO)f. PER~I.ANE~T ECHO CHECKS WERE ALSO MADE \ND SETS WERE FO:;:ro TO BE TRAC!\:S. TRACKING MERIT WAS GOOD 0~ ALL TRACKS AND SHO-~:l GOOD DATA u :;TIL REACIII~G L..A.ND, OR UNTIL LEAVI ~;G THE s.:--::-OR. SOME T:l.RGETS APPROACHED THE COAST, TII:EN Rl!:VERSED .:.._') ?:Z.\DED OUTB01JND. OTHER l'ATIGETS APPROACHED CO_\ST, FAD'ED A~: -.:::!tE EXTRAPOLATED INLAND. ALL TRACKS WERE CriECKED FOR MULTiPLE ?.:C!<UP FRQ;',I P - 1k1, P-1:~ AND 'l'E;CAS TO'.VER II. THESE STATIONS TR.\Ct(ED THE TARGETS S ('.iULTANEOUSLY AND SZP.\.RA'l'ELi nurn~;G THE P.ER [ ODS, INCLUDING SITE P-1.0B. DOSTO~T AIR DEFENSE SF.CTOR CHECKED WITH RADAR 1\L'\PPING PERSONNEL AT PAGE THREE RJEZSN 54 ABOVE SITT:S FOR VERI F ICATION. ALL VF.RIFIED BLIPS AT THE POSITIONS ABOVE CONFIHMED THE DIRECTIONS. PAR E: THERE I S NO APPARENT REA- SON FOH. THE UNKNOWN TRACKS. ALL EQUIP1'YTENT VAS FUNCTIONING NORi\IALLY. A!U DEFENSE ARTiLLERY STATED THAT THEIR RADAR ALSO PICKED UP AND TRACKED 6 OF THESE TARGETS THROUGH THE AREA. HEIGHT READINGS WERE ALSO TAKEN ON THE TARGETS. EVERYTHING POSSIBLE WAS ACCOMPLISHED TO CIIECK AND VERIFY INPUTS. ALL AVAILABLE AIRCRAFT WERE SCRAMBLED, INCLUDI);G SOME FROM ADJACENT SECTORS. THERE WAS NO AIRCRAFT CARRIER ACTIVITY DURING THE TIME I N QUESTION. PAR F : WX AT THE TIME WAS: SCATTERED CLOUDS BETWEEN 8 AND 10 THOUSAND J.i'EET. NANTUC:<ET SOUNDING AT )3/.e},V,ejlz INDICATED THE CHANGE I N REFRACIVE l'mEX WEA ONT..JY 7 BETWEEN SURFACE AND l.e),ej.e) FEET. NO DUCTING AC-PAR.'.!?HH.ASE NOT REQUIRED EXCEPT PRIOR TO CATAGORY B ENCRYPTION- PHYSICALLY REMOVE ALL INTERNAL REli'ERENCES BY DATE-TIME GROUP PRIOR '1'0 DECL..\SSIFICATION- NO UNCLASSIFIED REFERENCE IF DATE-TIME GROUP I S QUOTED t'l.r ::olly J!Vo..IJ -} JOINT i\lESSAGEFORM f.;OOK MIJLTI A'i:IC, \f . p A.fB, OrliO AC<..:O UNTlNC'; El.l'r ~"l'B, CO!..Cm.illO ~HH.iTG3. COLO. FB.F SEG.RE.T :.i3G l!'R 26 .ti0:1A.D DIVTS'i:0 .. 1 ro E..\.S'J.'iR!-1 .IOR:\0 P.EC!Ill.'l, Dr:) ..U.JALY.JJS .a-~ 'l 'diS H~ :1M r-TE.CESS .. \HI LY Lii'li'l'EO. 'lHE COi.ClU~IG'3 l1E.\Cd:SlJ A?.::!. A:J FOUO'.I3: I. 'I 'HE FO UR'l'.E.'Es.~ U! fTD FJ.'TrJ .!.'.[ .CD 'l'HA.C ft.:S .Hl~.!!'fu'l.RZD TO Ir.J 'lHE RE.?URI' Sn0\-1 ALL H:DIC.\'1Tv.S OF B'-:.IuC F.\L:;E II. Ti1E FAC'i' T.:i.l..T NO SCR.'uitl!JiJ) A/C Cvli'l'ACrED AilY T;,"rtGl!."T CL,, ~f'I:~IC;\ TI(JN ~ $''-4,..JUL sJr;NATUIIE Jill-f..!: SCQ;)o!llY CIA.'~I~..w wx Sc"ltt:> ... } 1 c louds bet~1aen 8 and 10 thou.sund ft. Dc&cription :Five tracks appeare:d Ol! ro.dar~ sp.:,ed.a \vera 200-hOO knots. ull;j. ~<U\l .J t..;. em. 7 -13 thousar.d. ft wi tb. tm jori ty a:t.'Ol.J.nd 10 thoUJand f't. i'U!tlledi~lt~ly t!l.er~);.Lftr.a arn~.l 60 Liit E o f Ocst.on, llOI'd tir.aCKS appt:~r~do A "CotH oi' IB trt.clt.J ,/.:\r.e "ix:.7;:>);Vt-'l .. H1g:1.e3t o.l+,ituda 36aOOO ft. So:r..e t:.t!gel;~ opproached the coaat. then :z:u7'-!Nsecl t..n\..,:.::;e a:h 1BaJ e a outt)OWid. Ottle:;. ~ac$ec~ approacheci coa.;~;, i'ad:;d a iiil w;r e e:ct:"t.tloLt.ed Dlrection o f Hotio n ~te~li te: (AFCL.'1-4FJ Phone 69219) .~stron.o::lical Pheno:nena (Heteor, CoD'.st, Planet, etc) _ Natured Phemomena (Ball LiGhtning , etc) _ J..nr.ilyaJ. !J u nd Conclun ion3: 'I'he fot rtee n U.."l tclez~ tll'icd t.rc.ck.J .c :->!'erred to in r ~ i>) r t ::Jr.'J'" t'll 'i.-:ldic-3-i;iona of b~il"t3 f'lls~ 1,orget3. \JhiL the rep'=>~:~ stal:.e::~ thut d lt'!tJ.':lg ,;'~-l no"'i _p)J.Jlhla, the fact; r.!J~Htn.s th.at r::.'ny :.1da:.J .. 1o oJho\.-i .... u;cplaincd retttr;'l3 ~'.lich uw!; b .J du;1 to sona typ? o f pc::~ul~r:t= 'tr.m3i~ise'..on c!:.'1_ -d:eriotlc3 ..