Loc.ol : / GIA T--' I ' l_l()O I PROJECT 10073 RECORD CARD ~ 12. CONCLUSIONS ' q,, Wo, Balloon l!mth Koren :0 Probably Balloon 4. TYPE OF OBSERVAfio")?l'------.---l 0 Poss,bly llolloon D Ground-Ve suol XJ Air-Visual 0 Airlntercept Rodor 0 Wo~ Alrcrcft 0 Probably Aircraft 0 Possibly Aircraft '-$0UACt;l Ftr-Intor \In<} D Wos Astronomical 0 Yea -'" 0 Proboblv Astronomical Jb No Fic:;htcr-Pilot 0 Possibly A'ltrono"icol 7. LI!NCTH.OF OBSERY4TIOH ' 8. NUMBER OP OBJECTS 9. COURSE 0 Other _ 0 ln1ufficient D01o for Evoluatlon 0 U nlc no""" ,3-_:j .olCO A'nC FORM U9 (JUW 26 8&P 52) Maneuver& a Normal be rollibg. flicht, appourod to PROJECT 10073 RECORD CARD 1. OAT! 2. LOCATION . 12. CONCLUSIONS I , 'l c!~ u 19.~c::2 Nortl1 l&nrca n-_ , 0 Probol.ly Balloon ~ OATETIME ~ROUP T~Y!P~E~O~F~O~&~S~E~R~V~A~T~I~uA~"'' - Io Possi~y Balloon Loc:al_ ._I . D GraundVisual 0 GroundRodar PWosbAbir ro a y ircroft GMT_!. .. ltJ.lS_ I D Ai.-Vi suol 0 Air Intercept Rador c Possibly Aircraft -=-s.-=PH'Ofc)s" 6. SOURC-E --0 Wos Astronomical 0 Yet (18th Ftr-Iknr Gp) 0 Probably Astronomical 7. LENCTH OF OBSERVATION I. NUMBER OP OBJECTS 9. COURSE 0 Insufficient Oota for Evaluation 10. BRIE' SUMMARY OF SIGHTING ATIC FORM J29 (RaY 26 SKP 52) 11. COMMENTS 1-bneuvorn: Moved horizontally for 4 seconds, then vont into stcop cli~b AF FORM 112-PAIIT I APttflv Vfl') I Jl!NE I~ Sight. in& ot un1dent.1t1ed fl.,ying Objct ~ Aitl.A ltff'OftTID 011 North Korea F.\F Letter AG 305.07, 5 l!arch 1952 SUMMARY: (l.'llltr ""'"' "'err fl/r~ptlf. Ofu f.rai~ Ia 111N,.ltMt p~er11t. Lltl , ... to111r" II I .lot tr ltfl This ro~ort contains inlor:~Gti on on the sight 1.ng of an unidentified t11ing obj3et.. Colonel, U~F Director of Intelligence 1. Sta tem.rt-ot Capt R. OJe 2. Sketch ot direction ot fll&ht IOI&r THIS DOCUMENT CONTAINS INFOftNATION AF'FII':TING TH !> r 4T'i WITHIN Tit MFANIN( , .)f l I I f. f _.t>l..;,4t.U-.:r ' 0 ll. "; C:- II AIIID ll. AS AMINDID. ITS TRANSMISSION OR TttE R~llA J ( O,..TF:NJS lit At.Y MAN:ifH TO AN U"4' JTIIf r l t:o i.h'' l N I f'R,'lHIOIII.O UY IA.'I. IT MAY NOlI( "t:r..OOUC0 IN WUOU; OR IN rANT. IV OTHU liiAN UNitED ~1AlS Alit roRCr. AG..-M .. I.5 LClPr aY ri1~1~51( N ()P H ll OlltCTCit< OF IHTILLIG(ICI. UNct:ASSIFIEID. AF FOAM 112--PART II API'rC.lO I .llJNf. I'Mt AIR INTELLIGENCE INFORMATION REPORT i.- Time ai&hteda 183SI ZONAL TI.~ Lengtb ot tir.1e sight.eda 15-20 sooonda r i)at. ot sightin&a 15 J&q 1952 .2. A brief description ot t~e sighted Object. or objectsa . ... Shapet Appeared spherical e.nd at one time l'Then it was . ing it looked lik it . Sizea Eatimat.ed 50 teet 1n diameter Colora SUYery Color Nunber or objects: One . . TraU or exhauets Hone noted . . PropulaiOft _,.t.a: . lot noted : . Eatitr.ated speed z 1000 l!PH I : '*'i teatureaa None noted. An7 unu,aual maneu?ers: la!oYed hor!zont.all for ar.prox:lmatel.y 4 seconds untU 900 trca pUotlaJ Wing, it :went into steep cl.i.:lb and then continued on and went into . a ahallow deaoent untU lost in tbl luze. Fartion it JDOre thlll one: llone . Any other pertienent or other unuJU;U teat~ea: The object appeared to leav& its O"ddl source ot light and as verr br.i3ht .3. 1naner ot obserw. tion; Visual or elctronie; Vieual From air or aur face: Air Courae: 180 heading . Altitucle: 9000 teet TJPe of reparting aircraft: i'-51 Ftr &Dr -s;>eed -240 JJPH Any t.)'Pe or optical or electronic equipment used shol!ld be described: None . It radar tbe type arxl whether it. was tunctiOl" ing nor be tore and after the incident : !Yene Location ot obsfrver during the si6htizl6: CT 8000 Latitude: U .. - Longitude: Unkncnlt .. ~ Loeat1on ol object relative to obserwer giving distance: approxlaatel.7 ~-li in tront Direct ion 1 Heading ea at and then north Altitude& t.el;y e&me as aircraft 1 o'clock poeitiat . Identifying intar.tim en observ$r and witnesses, estir.!ate or reliability and . an1 tactor bearin& on t.he 6stl:tated reliability of ~#he. sighting: . ~ Pllot, 18th ft.r Pmr Gp. 2 cot:bat ndaaiona . . misaiona in ETO ~V'.fii. Appen -ver7. ~ .: .. ::. f._ ~".'eather and wind condition ~.t ti.~ of sighting: Up to 7000.:SOOO teet, Ha-:f; a .nw .. this it wsa very ele~ and 1~ r.nere the object was first seen until .~oat ih haze. Ir sightir.g \'las by electronic methods a statement whether any attel.'lJ)\ to visually sight the object 'ffl\S made: llone : Any activity or conditions meteorolo,:::ieal or other wise wh.icb might accomt. for the sighting: Non . 4. Remarks: tlone PUot a statement inclosed CO!~-:l:T S 0!' P..E?ORTDZG OFP'IC!R-: at time or obae-rvation ca)lod it in a.a a bogey to his ni&nt. but his ...... tran waa week and wae not. httard b7 the othera 1n the fiight. It 'nn't : cntil alter the7 had landed and were di~cus~ing the object that either oba~rver knew th:tt the other one had seen it. The two observation3 were 111.de separately without bei"l8 called to their attention at the time eeen. , 1 DlWLASSll~I.ED Al .. J'ER 12 Yc~ .. '.l\.' . IJNO::ASSIFIED AF FORM 112-PAIT II ~OViD 1 JlJl'f , .. AIR INTELLIGENCE INFORMATION REPORT Returning trom target area Ua1 15 1952 I was fl11ng number tour poait.ion-. At appro~dJnately l8JS hour I first sighted this ob,1ect. Cur altitude was 9000 teet. First sighted object at about one o clock position troll our night. By the ti'Tle I called the object 1n e.s a ~o.gie, it had moved to the three o'clock position and started a steep cl~b, which I assumed was the beginning of a loop, but nt the vertical position 1n the loop, the object moved forward in its origir~l course ot travel ()60o) and \'fa.vered moent3ril.y and then de3cended and dis- appeared into th~ haze which reached an altitude of appro tely 7000- lOT., USAF . DECLASSlF1~U AF1'f.U. 12 YBAh.S. uftn niR 5?.0\l.,.h tmctASSIFlEB IIII.THIS OOCUIIIUif CONTAINS INFORMATION AffiCTI*i THE NATIONAL r.ot:n.NSE OF THE UNITrU ~.I ATi.S V.ITIII,. 1 Ht. ,_.iA'41'tG 0 1 Jill I " ''"J'A':i[ .\C: l. 50 U :; C: Jl ANOlZ. ASAMINDID ITS TRAH$MISSKlH OR THE RMLATIOH OF liS CONIC.'U~ IN ANY NANtif.~ 10 A~ UP4,1Jl110'Hll PI,I.~.O~ i'. J, O'i!ili'r(O OY I 'f IT MAY NOT. IN WH0U OR IN PART. IV OIHEft THAN UNITED 5fACLS AIR tOicC( At.ltoCIL'i. lCrl"r L 'f f'ti!Ml~WJ~4 CIJ i r~l !li!LC:lo: t>a; Ullil LIGO'CL US.V AF FORM 112-PART II '"''II)'IEOJ JIJHE ... AIR INTEWGENCE INFORMATION REPORT PM! OF PACU First Cbaerved Position or obserwer wat observed IIOTI: T .. IS DCCU-IH COtti'AIN'i INfOHIIIo\l'eo.. Al'fftriHC lH NA11UN4L IILf'U.' ,f' Ot' lilt U~II.:O ;r 'tL; ,\II iUN ,. ~ \tt.4NitfG Of. I lit. t'SI' IInAt:l AC r , ~) :J ~ C.- 31 AND 31. AS A .. HtOI::O. ll:i 'fRAH~NIS'~IOH Oft UtE Ht.vtJ..I\TION Of I'M CUU frtfi'S IN ANY '-'A~ftllf 11 l AN IJ ~AUitl lttl/f: 1 Pf.II"IJ:t 1:. flMOtllfJIT .:r> ltV I.AW. IT 1114V I'OOT All R(ftetOOUCEO IN WIOU: Otl IN PART, IY OF ... ,.R lttAN UNUI.IJ ~T41'&;S AUc fOI'Ct. Af,! rtr.tP .. [\-:..fl'l UY I'! A'' ' tOt. Ot 111r. U:t11 CIO,. Or IN1 l LIGf t<CL, U'J.V. AF FORM 112--PART II AIR INTELLIGENCE INFOR.MATION REPORT ATIL Ofice, D/I F~AF 12. Extractod trom Fr.AF "Intsum" 6717, dtci 0320/'/., 13 June 1952: )'} v' . Enemy balloons: Recently soveral rot>orttt have been rocei ved concerr.in3 the si~hting ot an unident-ified obj'='ct in tho air havin~ a prirmry color or white changing to red, .then to croen, and locat~d in tho area of D'l' 2d~39S. These ob- servations' were mat)e on 10 May and on h, 6, anrl 7 June ootween the houra or 2102/I and 2400/I. In the majority ot eases th~ nhj'lct wo.s described as bei~ cr.r, shaped or round, at an altitude estimaterl betwe~n 1000 rt and 10,000 toot, and in one caae it liaS reported to have moved vor'J rapidly horlzo!'ltally for a distance. This move- cant was obSerlad throuGh a. battery commnnder's sco~ and r..1a~urod tor 10 miles or travel, but. the oporator reported that he could not traverse fnst Anough to kcop on target. This otject was observed on 7 June for 1 hour nnd 5 z:dn\:tcs by a traine d 4ir 'l'achnieal Intolligenco spec~ali~t and n:. ordrla.rtce Technicel Intellieence special- ist. As a result or th'lse ol,:J'lrvations, a fora!lrd obaeryar investig:t.tad t.ho aroa at 0911.145/I June and saw a balloo:1 baing raised and lowered on a cabl.o. D/I lt'i~ Comment: l!ost or t}:\e pnvious si~htin;;n or unidentified objects have occurrod in. the CT and DT erid areas. The hia!~l horizr::1tal spoed or the one siehting could bo acco\inted tor b,-a treo balloon caught in a horizontal draft in the mountainous areas or that sector. The purpose or rai31nf.t and lowering a balloon so ncar the front lines is not apparent, but could possibl:,~ be a method or communicatim~ (EVAWA'l'ICN: B-3) CLAS.SIJ:" .. " Af FORM 112 PART II AIR INTELLIGENCE INFORJv,ATION REPORT 6. Extracted trom Fifth Air Force "Perintrop", 19 May 1952: Balloon aightings: At 16 10-=I, vicinity or C'l' 4035, an F-94 crew obsorvod a balloon a~roxir.a. tely 3 teet in diarrst.or. ObDorvation was made by mms or a sr.all lie)lt auaponc8d trom the balloon. 1'hB balloon t:a~ first observed at 13000 feet nnd the F~ tollowod to 24000 teet. ~timatod rato or cli..tllb or balloon was 2000 ft/min, aS the l-94 had to US8 afterhurnor in the ChlSC.. 'n1a balloon W3S shot do;,n O r C'l 4016. At 160353-I, vicinity CT 2S28, an F-' .. ~ c NTI a~ain observed a balloon, this time at 12000 teot. Again by mans ot a stea:iy burr.in~ liftht sus ponded fror.t the 3 to 6 teet diamter balloon. Friendly pursued the ball'>on usi:'lg afterburner, shooting it cbwn at CT LOlO. 'l'ba whito light, described a.s "Very p<>1'rer~l," was still burning .as the balloon fell. D/I Cozu:ent (5th AF) -Further inwstl:gat"ton is being t".ada by the ~th AISS. a. Conment -'lhi!J report o!li~Jht~Jd balloons may ~e ._a_basis ot explan~tion tor many or the aightin~ reported ovor this area or Korea. _ (EVALUA.TlQJ: B 2) DOWNGRADED AT S Yl~An tN'J'DV AL~' . J)ECI.ASSJFIED AFTER 12 YEA'RB. UNCLASSIFiED IQUttll'a OOCUNtU CONTAIN$ INIORN~TM)N U'FtCTNIG THE NATIOHM. (I[RN~OI' THl UNI10 STATE$ wmuN nc MfA,.ING 0, THl: UP'IONM;l ~T. !10 U S C II AIIO Jt. AS~ .. l'-:llO an TRAHSMr.I610N CM THt ltM\.ATION 01 ITS COHT~T'S IN AH't MUfNU TO AH UNAUTHORIZED ,.[M:;oH IS "MnHIBITEO IY UW. If MAY MC.\T IIi. Mti'AODUCIO lit wta.1 CM IN PART, IY OTHCR THAN UNIJQ) ~TAft! A:Jt '0ACI AGUICI.5. [XCUI' IV KHMI~IOH 01 tt61 OlllLCTOI( OF t~.";"f'& LIC'.t'IICt', h SAf PROJECT 10073 RECORD CARD 1. OATE. ',, . ' , ll ?CATION ( ':. CONCLUSION.) ' North !\c n v Prob~bly a,llocr bl f fStJI:c-, ... M20 I I 0 ,. d V I X, G d r-. -' .rtiiiP 'N"" Aut:ra~t I : tJ Y AF Pilot - CJ ? oi--t.Jbly A-.rroro.)mrcoi I No ! a; observer r-.: rc.urbly 1\stro n>r"r..:n l I 7. LE'Nr.TH 0, OBSERVATIC'IN NUM6t ~OF ~IJJFCT~ ' ~Oi.QSF -; ',.it~ .,. --... ---I I : n ln;ffocr~nt o, ta f~, ( v .,loJ,')foon I 10. BRIEP' SUMMARY OP' $1C.HTING II. COMMENTS North Korea-26 Mq 1952 An F-94 f'l71ng a dss:ion was told by ground radar tbat there was i an unidentified object on ita tail. The interceptor a:Jrcraf't turned into the unknow and looked on with ita radar at 7000 yds. and started 1 to olose. Both the pilot and the R.o. obsened a brilliant vhite light atra:lght ahead. The ,,nJdent:l1'ied pertorzned a steady climbing. . turn and accelerated at a tremendous speed drawing aVtq from the F-94 \ddoh now cut in its after-burner. The pilot wo.s unable to close and the R.o. lost the object at 2600 Jt}s. after 15 seconds or contact. The a:lrborne radar ws checked tor malfunction before and after the mission aDd found to be in perfect patterns ~ the Pilot Radar Oper- ator -Lt !Xperience - 1 tear. RJ.utiona Possible JOB] function or airborne radar set tiNCl.ASSIFIEQ Af FOIM 11J fAIT II AJPRO'IlD I .NNE tMI AIR INTELLIGENCE INFORMA nON REPORT 7. lxtracted Pitth Air Force "Perin trap" tor Z7 llay 19}21 At 2~'JJ/I OYer C! ~9'0 at 7500 feet altitude, radar controller vectored an F4 into a tail chase on an unidenti n.ed a.ircra.rt. Contact was r.ada at 7000 JBrds. Uter closinR to 6000 JBrd8, the unidontltied picked up speed anr1 travelled trom 6000 to 260oO Jarda in 14 seconds. 'lh_, F-94 cret aaid they had afterburner in operation and were accelerat1..ng rro:!l 250 knots. D/I 5th AF Corru--ent -The 600I4th AISS is inveati~ating the inddont, am it f\lrther into is obtained it will be tornarded. a. CanM9nt -It true aa ro;x>rted, the final velocity or the object would be ap!)roximtely 3000 mph. Furt:er QU\lstions, to be mad in interrogat:n~ the F-~ crci'f, W9r& sant to Fii'th Air Force. The results are to be forwarmd via a Je'orn 112 (IN ALUA'l'I ON: B-6)