s~v0ral AF of!ic~r~ C;)lorod, circular ob~cc t. \ 'WS :1cv u rod '.'~'i th t-:1rr,et, ! :' ~o.: od. Abo'J i:. S tr{!nsi en t Ol>j~Jc t. did not c~n- i nd.icn :..or was CI~. 1. Circular 0 bjCCi:. h.:Ulf.i ne l':lt)t,ioc.l~S~ ~1 v cs ir.:pr(\~sion of a lar :~"! b:.llloon. SJOn for lon p11riod of t ime. Up;:cr air rasearch balloon r~ould seem a I arc~ d~r~r.~ o~scrvation. :J./ c !'lm1 t luough bj.l tt;:, hare. 1f, All ftlltiONMIL P LIAR WITH THI lfiPICTS CAUSED BY AN IMT!RfiiRINO SIGNALt ta YES 0 NO 20. ARE PERSONMIL. PAMILIAit WITH THI EPfi!CTS OF ANOMALOUS PROPAGATION (DUCTIMO !FfiECTS) AS THEY ft!RT AIN TO THIS TYPI OP RADAR? II YES 0 NO 21. HAS ANO.'-iAlOUS ft~AOATION (DUCTINC IPFECT) BEEN OACi~RVED TO EXTEND THI! RANCE OF TH! OROUNO ClUTTI!R OP THIS RADAR AT THIS SITE? ID YES :: NO COMMENT Sa 22. WAS ANOMALOUS ftROPAOATION (OUCTIMG EFFECT) EXTENDING THE RANCE Ofl THI GROUND CLUTTER AT THI! TIME THI TARGET WAS 08SiRVI!D? 0 YES 8 NO 23. HOW 010 THI TAROIT A,PI!AR IN .SIZI! AND SHAPE AS COMPARED TO CONVENTIONAL AIRCRAFT TARGETS? 24. PERFORMANCE OF TARGET& REMAINED CONSISTENT IN SIZE Ia. SPEED WAS CONSTANT c. FOLlOWED CONSISTENT TRACK tl, FUZZY COMPAREO TO AIRCRAFT SAME AS AIRCRAFT TARGET CHANGED SIZE RAPIDLY WAS VARIABLE APPEARED~ DISAPPEARED, THEN REAPPEARtD IN NEW LOCATION SHARP COMPARED AIRCRAFT TARGET 25. WERE OTHER TARGETS (KNOWN) OBSERVED IN THE SAME GENERAL AREA, AT APPROXIMATELY THE SAME TIME ANO AT THI! SAME ALTITUDE AS THE UNUSUAl TARGET? ~ YES 0 NO IF so, DESCRIBE. Aircraft were diverted to the exnct ,ir(>a to invMt.igata. 26. WHAT TYPE INDICATORS ("A" SCOPE, "B" SCOPE, ETC.) WERE USED TO FOLlOW THE TARGET? h scopes, PPI's, J Scopas DESCRI~E THE SIGNAL& As a circular well defined blip 27, WHAT v:..S THE RADAR SCAN RATE? 4 RJ:.'l! -Aoc (QE~';-0)_ Hannal Control _{1:3.~). _ 28. WHAT WAS ThE FREQUENCY OF THE TRANSMITTER? 29. 01:> ANY C = ':11 E OBSERVERS HAVE ANY OPINIONS AS TO THE NATURE Of THE TARGET? Ia YES 0 NO . YES, C I V E THEIR NAMES AND OPINIONS BELOW. illbert r'. PERt~, Cpt -the target \'fa S a p~,ua~en~ echo that h ad become displaced in location for one day due to te~er ATlC I'ONM Ul (NKVIS&O 2J NOV 1952) Ill ICOftl! ftHOTOS ARE HOT AVAilABLE, PlOT lttr TARGET TRACK AS ACCURATElY AS POSSIBLE. GIVI! THI! TIME AND AL TtTUD (IF MEASUkEO) FOH f.AOt POIHT PLOTTED. PUT THE NECESSARY RANGE SCALI! ON THE DIAGRAM DECLASSIF'IED AF'll.:;R 12 l'i-' \ ATIC PONM ll2 (MitYI8"0 25 NOV IVU) 11. Ull TMII .. liT POll MY ATJC POJtlll UN~t.A lFlF.:O Tl, OPINIONS OR ADDITIONAL DATA .. T COVIRID BY TH! QU!&TIOMS. DOWNGRADEU AT ;; ) .~.;At( !.-. DECLASSIFIED AFTEn 12 1 UNCLASSIFIED Air Force South CarollM 10 Deoeraber 1952 Piaa 1420 \o 1215 I a caound radr atat.lon picked up an unldent.ltled ob- 3eot. on 1 t-s cope. It. appeared as a stat.lonar7 objeet. wlth a slisht circular 80tlon w~ch dtd not, cancel out when the OYlnc t.ar~at 1nclicat,or wAs employed. Th~t slgh~tnr ahowed that its altitude was 8,000 teet. at 8 1/2 miles from the at.at.ion. Woath~r conditions were talr with alto cumulous clouds, no t.P.mperat.ure lnvers1ona presen~ 1n th~ area. Eight. t.rnsiont. airorart flew through the area during th~t radar otaervatlon and an F-51 was directed ~o investip:At.e. 'lbe pilot aaw noth1ne unuoual. The rad4r operators involved have had several 1eara experlf!nee II. Di!;:usalon or Incident Photographs were taken or the PPI scope but. have not been reccivod by ATIC. There is a possibillt.7 that local cloud formations mlly have causf!d a spurious radar return. Other than this there appears to be no plausible explanation tor the incident. III. Conclusion Posd.bl7 weatbt~ phenomena. _, ' :WNGRADED AT 3 YEAR I~TERV~\l$: DECLASSIFIED AF,;.r. !~ YI:AHS. DOD DIR ~2Ju.l0 ll f '"I ll I o UNCLJ1 ~tft0 ATIC, \'1ri'-"t-Pattereon AFB, Ohio, ::;ubja Unidentified ~erial Obj~ct. let In<l . HS.\.Y:tJ.hRT~ 50'/TH TAt;TICAL GON'l'IOL G30tr.' Pope Air lorce Base, Fort 2~:Lgfh !forth Carolina, S le"ebruar.v 1953 Co:nmancling General, "ir Technical Intelligenc~ Cento1 patterson Air Force Base 1. In compliance with basic communication at.tached is Air In- telligence Information Report, subject, 29 Januar1 1953 2. 'lhe Electronic Data Sheet~ have been \Yithdral'fn for future utilisation. FOR THE OOMUANJING OFFIClmc 1 Incl w/d Addctd 1 Incl . ;JA!~s-A. F07iERS f.. Captain, l'S,~ 1. Air Intell Into Rpt ndjutant "l.~ ~ UO\\'~GRADED AT 3 Y gj", R l TEHV.ALS.; DECLASSIFIED A{4'TF.R 12 YEARS. . AIR TECHIIICAL IIITELLIQEIICE CEIITEI WRIOMTPATTI!RIOM AIR POKI lAM In raply rerer to SUE:~Ta UnideDtiried Aerial Objoot Commanding Officer Pope Air Force Base Fort Bragg, Uorth Carolina 1. In regard to your FLYOB.~ roporting a re.dca-~i~hting of an unidentified ao.rial object on 10 Decenber 1952, l420Z hours,