1. DA Tf TIMI J. IOUitCI! NUMIIR Ofl OIJICTI s. LENGTH Ofl OUIIVATtON 6. TYPI Ofl OIIII'IATIOM 2. LOCATION n. lltllf' SUMMARY AND ANALYIII 9. PHYSICAL IVIDIMCI .r:or :. ore DNa:ASS1F1 INFORMAnON l. An unldaut.itied tirack (!~) containing fiw (5) ar m\.;re aircraft at an esti:".at.od alU\uda ot ;5,000 ft. or over. At 150"/Z another unidentified track (H97) w:us piolcad up a\ IJlt,OU! beading north. This target containing three (3) ~ more air- craft II\ into orbit. At 1526Z contact \taa macle with track nl'mber N3 at tif3031, and , a\ th18 same tiM, contact wu made at DNl9jO with track number fla., and at 15291 was made at DN lOOJ with track n\Dber Nj. ot these target~, thoup 1n size, appeared to be nald ng an7 directional progress, but J ra~ ..._d to etq in a de.t:tnite orbit as U in the process ot ~ouping 2. First traok wu sighted at Mla3 est, 23 ~ 1953. At a::PT CST the second track waa sipted. 'lbird track wu sighted ~ CST. !blber tour track naa sighted at a .. time of ntaber three track. lhnbar ti Q-ack ..,,aa sighted at ~ CST. 3 7l&J,.t lOB Sq, Lackland AFB, Texas 4. A!l/fPS 3 :;. 'l'raiJWd A1r Faroe Peracmnal. Controllers, Ca~n Ralph s. Hoggatt, C\fO R. Sr. Operata&-, Bq E. Dmcan, A/2C. 6. Weather a\ the t~ Hot, Cloud Condition 3 Ft. Scattered Winda, 20 lnota,200 Iznarsion (Not Ief J. ot tilm rewaJed ble Ylolation. 10. San Arltonio ARTCC wu inllled1atel.7 contacted b;r c telapbone far possible i ientitication. AR'fCC actrlsecl that ~1 Rio had no aircraft in that area and that lareio hac:l a Wgh't ot airc:ratt mtsstcm "as to make touch-and go-landinGS at EagJ. , uer, tlw7 ehould not be in the q d area l>OWNCRAh~ .A.'t 8 YEAR '". S8IFIF.U AFTER 11 101e TM. 01:1 IIT.U .. IIWOIUIATICIN TMI 31 AltO JL AI ITS 1'UIIIIII..oN Olt TMI MUM lNG M THI DPIONAGIM:f, U.l. C.- ITMCIRIZIED PRS0N IS ,ROHIIfT0 IY lAW. IT NAY NOT .-RDOUAD Ul Olt Ill MilT, IY IY PUMISSION M THI ouU:TOII 01 * U. I, --llf .... ..,flftllllllllt.lffl) Qa 1 -0 .... tm'O:A SStFiED JY1 \lei. 7E1Slm DAft& 26 ~#z l2J RJIIJ/ JOB/ 6536S w.,..n:t:ra (trnol) 'Radar S1ght1nR or Unid.n~fied Cbjeot Tinlcer Air I'oroe Attlu 7U.t A~W Sq Okl.ahcM Cit.,., Oklaholla 1. 1-.1\A rpa\ to a algbt.ing 111de at. your rad:ar-station-on ....... )lay l9Sl 1543Z, the Air 'leabnical Intel]1 gmce Centar is iorwu'd- the iAcl.oaecl El1otron1ca Data ~hee\. In an att.ampt to uncover logica~ u,pl.arl&tioa lor such obacwa\iona o.t uni.:1ent1 tied objecta, ...... hu dwelopecl t.hia quea t-ionnat re -Md.ch :.."hen C<r.ll!)leted accu- te~ tr.r the radar technic:iana L,Yolved, allowa AT!~ radar 3pecial- to att.-pt an evaluation ot the sig4ting. 2. 'ill Cant.r 110ulcl theretore, appreciate t.he compl.etiun l ot tne subject Data !)heet, with an .Air 1oree For:a a\ erll~ ble convenience. your original tna\ a radar scope photo t ancl ATIC requeata that forward tbe - Asst. Adjutant B.ADED A'r S YEAR INTERVAl,&; l>.OWNJ)~.AsatFJF.D Ai'l'EB 11 YEABS- DUIG!'IAT8 At:TBD OPPIC8 Or RIECOI tJNCLASSJFli,QctAL PIL con SUBJECT& (Uncl) Radar Sighting or Unidentified Object Coananding General Air Technical Intelligence Center Patterson Air Force Base Dqton, Ohio 1JNCJ.:ASSIEIEQ 1. In compliance with your letter AFOlN-ATl.AE-5 dated 29 Uay 1 953, the inclosed form's are submit t ad. 2. AF rorm 112 was submitted to your Headquarters throu~h channels 3. Wh~n the attached inclosures is withdra\fn or not attached, ths ela3sitication of SEC on this corresponder.ce will be cancelled in accordance with paragraph 25a, AFR 205-1, 9 October 1950. FOR THE co:.: .JJIDING OFFIC'ffi l THOMAS' L HUJ:. 1st Lt, USAF ED ~T 3 YEAR INTERVALS; DO\VNG~siFrED AFTER 12 YEARS DEC DOD DIR 6200.10 LJNCL.ASSIFIED UNCtAS~rJ Af POIM 111~-o~PAIT I cauw"Y1nited Statea ot .u.rioa AIR INtEl IIGENCE INFORMATION REPdfte .. UnidantUied o bjecta !.tonolov~, Maxioo ~ t AC&W Sq. I.ackJand AFB Capt.. Ralph s. Hoggatt I Intell. orricer AU/FPS Radar O~ervation. 1. Appeared to ~ 61ther a large group or small planes or a small group of f our notor planes 3. 74lst AC&i:Jt Sq. Lackland AFB, S~ Antonio, Texas. (29 24' }1 98 3S 5. Observers were all qualli.f'ied Air Force trained t echnicians. s. Pictcueea were taken by scope camera, but due to camera malfunction pictures did not turn out. du. to possible violation of continental boundries. 10. All cirll1an air lines were contacted and had no aircraft in that vicinity TIITELLIGZ~X::E OFFICER 1JNCLASS1Fiig TMIIIATIGMAL au.-01 THI UMITm STAT!S WITNIM INCI ()If n:ti l~IONAGI IJ::r. Sl U. S.C.- UIIAun40RIZED PRSClN IS Pf'OHIIIITID BY l.AW. IJCCU'I' rt PERMISSION ()If TH! DIRICi"'it 01 en 1 -Aru.s.eauc lli4Mnsancwoa, , .. o \JNCLASSIFI&: ELECT~ DATA SHEET 0 D RADAII) 1\e purpoae of chla q11e11tl0 aa uaua...a radr car .. or cr..:k. l'hea aoc fllled l, dae for Ia UaclaaalflN. Ttl reporclaa officer will e Ill owa Judae,.eac ro whM of cllflcadoa Ia h ia preferred dt .. die aaewera co die caud be rypewriccH, laowner, If It wUI p~dlce cbe c-.letl of.dae lor, die a, he printed Ia IDk. If a.Widoaal pace Is Deeded, e reyene al .. of 1. STATION OISIRVIMO TAROITr LACKLAN!> AFB. S.AJ! ANTmno, T ~X;\S Lece~tloft 3. DATE TARGET OBSERVED: Locol Thne 0 5. EXACT LOCATION Ofl STATION (COORDINATII)c 2. DATI Oft THII RlftORTa D., Mettth v .. 4. HAMI!t.. RANK AHD OROAMIZATIOM OP REPO rTINO Oftf'ICERr CAPT. RA LFH S. HOOOA'/T 6. OISI!RVIR DATE (LIST EAat oasERYIR)a Me. of Yor HOGGATT, !UI.PH. s. OPRRATIOMSOFFICER DUTY CO\JTROLIER c. --"RwOS.a.lilril'Miii~Oiffr,., .....ji!!rtQl.J,/fHI:+iU-.R~wr---------~10 COtlTROU.ER TRAINEE COLLINS, JA:rES J. S/SGT. CRE\1J CHI~F DUt!CAN. RAY E. scop;o: OPE'iATOR 7. WAS A VISUAL SIGHTING MAD! BY ANY PERSOMNIL OP THI! $TATIONt 0 YES NO IF SOT GIVE NAME AND RANK Oft ALL PERSOMMIL MAKINO A VISUAL IIGHTIHG AND A IRtfl DESCRI,TION OP WHA THEY SAWs UNClASSIFIED ATIC FORM J.U (HKVISXD 25 NOV 1952) i. 6 1~ft:SECR~- al.JNCL.ASSIFI & HAVI YOU HI!ARD OP ANYON THI IAMI TIMI THI RADAR IP 10, OIVI! NAMI! AND ADDtt ~-? D EAT 8 YEAR INTERV llOD DIR 5200.10 9. RADAR ICO"I! PHOTOII SEE REHARKS WI!RI PRINTS OP TH!ICOPI! PHOTOS PORWARDI!D TO THI! 10. TRACK DAT Aa WHAT WAS THE HUMII!R OP THI TRACK?N9'm_ NJN ~l~N. N5N N9_4~N:..-...;r\;.;..'9N.:.:.i.;...T --------- WAS A PI!RMAHI!NT PLOT MAD! 01' THI! TRACK AT THI! TIMI OP THI OBSIRVATION? u. WI!RI AIRCRAFT SCRAMBLED TO INTI!RCEPT THI! TARGI!T? IF SO~ WERI TH! AIRCRAPT BI!ING OBSERVED ON THI! SCO,I AT TH! SAMI TIM! AS THI T AROIT? ;g YES 0 NO 0 YES 0 HO 12. WERI ANY N!ARBY RADAR INITALLATIONS QUERIED WHITHI!R THI!Y HAD O&SI!RV!D . THI SAMI TARGIT OR TRACICt 0 YES t:J HO 13. WAS THI TARGIT OISIRVID ON SIAROt RADAR? . YES 0 HO tfl SO, WHAT II THI NOMIHCLATURI! 01' TH! EQUI,MINTt _.,. c,~N,_./ .. EESw.-~)------------ l.t. WAS THI TARGET OISERVID ON HI!IOHT FINDING RADAR? C YES EJ HO 1P SO, WHAT IS THI NOMINCLATURI OP THI! I!QUirMIHT? ----------------- u. HAVI THIRI III!M ANY RICI!NT MAINTENANCE DIPPICUL Ttlst C YES lJ NO 16-WHAT TYPI! MODULATOR (I.E., SPARK GAP, HARD TUII!, ETC.) IS USED IN TH! RADAR EQUIPMENT? THYA'rn.m.'-PULSE ltODtJLI\TOR 17. WAS THI AFC(AUTOMATIC FREQUI!NCY CONTROL) CIRCUIT OPERATING PROPERLY? 0 YES tl tlO 18. HAS INTI!RIIIR!HCI! FROM ANOTHIR RADAR SI!T BEEN OBSI!RVI!O RECENTLY 0 YES fJ NO COMMENT .U NCLAS5tPJ ED ATJC POaM Jal (JI&YI8&D 21 NOY 1112) 19 ARE 'I!IUONNI!L fiAMILIAR WITH THI! EFPI!CTS CAUSED IY AN INT!RfiERING St COMAAINTS: 20. PARI!TPERSOHHI!L FAMILIAR WITH THE lii'F!CTS OF ANOMALOUS PROPAGATION (DUCTING EFFECTS) AS THfY ER AIN TO TtiiS TYPE OP RADAR? B YES CJ NO 21. HAS AMOMALOUS PROPAGATION (DUCTINO EFFECTl.BEEH OBSERVED TO EXTEHD THE RANGE OF THE GROUND CLUTTER OP THI$ RADAR AT THIS SITE? .&J YES 0 NO COMMI!HTSt 22. WAS ANOMALOUS PROPAGATION (DUTIHO EFFECTUXTEHDINO THE RANGE Ofl THE OROUI'4D CLUTTER AT THE! TIME THE TARGET WAS 085ERVED'P 0 YES .-1 NO 23. HOW DID THI! TARGET APPEAR IN SIZE AND SHAPE AS COMPAR!O TO CONVI!MTIOHAL AIRCRAFT TARGETS? SAhli: SIZE AND SA~m SPEED 2~. P ERFORMAHCE OF TARGET: REMAINED CONSISTENT IN SIZE t.. SPEED WAS CONSTANT c. FOLLOWED CONSISTENT TRACK 4. FUZZY COMPARED TO AIRCRAFT SAME AS AIRCRAFT TARGET CHANGED SIZE RAPIDLY WAS VARIABLE DISAPPE.~REP, THEN REAPPEAReD IN NEW LOCATION SHARP COMPARED TO KNOWN AIRCRAFT TARGET 25. WERE OTHER TARGETS (KNOWN) OBSERVED IN THE SAME GENERAL AREA.,.I.T APPROXIMATELY THE SAME TIME AND AT THE SAME Al. TITUDE AS THE UNUSUAL TARGET? 0 YES ~NO If SO, DESCRIBE. 26. WHAT TYPE INDICATORS ( .. A .. SCOPE, "B" SCOPE, ETC.) WERE USED TO FOLLOW THE TA~GET? 28. WHAT WAS THE FREQUENCY OF THE TRAt-~SMITTER? 29, DID A-.Y Of TtiE OBSERVERS HAVE ANY OPINIONS AS TO THf. NATURE OF THE TARGET? [) YES 0 NO IF YES, GIVE THEIR NAMES AND OPINIONS BELOW. GI!.'!JEi~AL OPINION OF OB3ERVER.S, DSFINIT~LY AIRC~AFT. POSSI BLY OF liEXICA~! Ol1IGAi\, BUT t'OT P03ITI'IE. ACCOROit{G TO THE CALIIHATIO!\ DATA, tiNDER liOR!::At CONlHTIO~!S ALTITUD'!; OF A!RCltAFT :fOULD BE Bt~'r.:EEN 30,000 to 40,000 FT. a IP ICO~I .. HOTOI Altl NOT AVAILABL! PlOT THE TARO!T TRACIC AI ACCURA THI nMI AND AL TITUDI CIP M!AIUR!D~ FOR f.ACH POtNT .. LOTTED. PUT THI! ON THI DIAGRAM. ATIC ..... Nl (IIIIYI.D U IIOV INI) 1>0\VNGRADED AT S YEAR INTERVALS DECLASSIFIED AFTER 12 YEARS. 011 ADDITIONAL DATA MOT COY 19, SCOFE PHOTO'S UNRZJ\ DIBLE DUE TO CftJ~A UALFtmCTIOt-: "NGRADED AT 8 YEAB mTERVAt.Ss DO~' Y A aatli'TED AFTER 12 YEARS. UNClASSIFIED. 11e~ico C 1 ty, I '\'AO.UATION -. E.RI -Control No. 'l'IC-Slll dated 4 Juguat 1953 WMMMtY: ,,.:..,_. ,. "'Cfw ,. , "'rt,..,C. Giflf .,........., "'ftel on. ''l'let pcrfrJp LUI iotdtM"''' Ill lvur lf' lJt ' i" rut of rrl#f tt .II' i''orn u t -l'11rt 1/.) 1. The tollowinc is in req>onse to ~al.TIC-5111 dated 4 l11g'.1st 1953 2. On 25 Auauat, the writer, on a perl:>dic visit to r~exican Jdr Force hea.\- qusrtars, engaged in conversation with General t he of the MexicMn Air Force. 3. During the conversation, it was learned the LlR in cooperation l'fi t.h the Seoretoriat or J.irioulture, sent a nur.tber or F-47 type aircraf't . ..,ith ~.1A."1 pilots to the Lbnolova area or Mexico ttJ engage in aloud seeding in an er!'ort to promo ~e rainfall there. The aircraft were operating in th~t region during the ti~e of the rop~rtoU ob- sorvation. It is felt, therefore, th~ objects ob servJd could hnve boen theat3 e.ir- cratt operating at altitude in cloud seeding operations. "Reproduction ond numbered distributil)n in local series ic etthorized when total addl- tion3l distrib,ttion list is furni~hed the Directorate or Intelli~:enco, Hq USJ.F, Attn: hFJIN-lB, V/ashingt~n 25, D. C." -----INCLS. Majnr, W!aF As~istant Air Attache APPRJVIDa . Colonel, USA'4' Air Attache l>OWNGRADED AT s YEAR l~ttV' Ats DECLASSIFIED AF'TEll 12 YEARS JlO nm &2oo.xo - m!DR CAlRC J J QTf; Tr.tS Ol'lCUr..EN'f CONTAIN'i INfO'tMAriON AF'FF.cTI~IG THf NU'O N;.t. STArES ltlf11, "4THE M(ANir4GOI-r.:r E"'PIONAit: ,,CT.~ . S C - MA~NfR l U AN UhAUTHCIII.!t O f't.H::;oN IS PP.JMtitll Ev CV U.N. FOPCE AfiENCI5. C.:.II.C.EPT BY Pil~.ttS510N OF 7ttr-: 1JI ,.ECTOI1 OF 31 AN() J:! A<; A~t-JfDEO. n 'i TIIANSMIS~N OR THE RfVfl.ATION r,-; I 11 MA't NJf l iE J"PHOOUCEO IN WIIO' E: OR IN PART. BV OTHER TliAN . It ffLLI ..t'.l'fCC, us.t-6.