PROJECT BLUE BOOK

DOWNGRADED AT 3 YEAR INTERVALS;
DECLASSIFIED AFTER 12 YEARS.
UNCL ED DOD DIR 5200.10
IT MAY NOT BE REPRODUCED IN WHCLE OR IN PAPT, BY OTHER THAN UNITEO STATES AIR FOPCE AGENCIES, EXCEPT BY PERMISSION OF THE DIRECTOR OF INTELLIGLNCE, USAF
UNCLA IFIED
U.5.GONERNMENTPRINTING C4FICE (2-O 318312

was a Small, shiny disc-shaped object et, and appeared tb nake a pass
in excess of the F-86's
airspeed. It closed rapidly and just before flying into his fuselage
it decelerated mgtity to his airapeed alnost instantaneously. In doing
so, it flipped on its edge at approximately a 90 degree bank, It bhen flutteded
within 20 feet of his fuselage for two or three seconds, and pulled away
Ead around his starbord wing where it was caught in the slipstream behind
the aireraft and flipped once. Then it passed him; crossed in front of him
in a steep, almo
the object.
UNSOLVED
1

ABREAST A FLASH O REFLECTEDSUNSHINE CAUGHT MY EYE 06
THE OBJECT WHICH HAD REFLECTED THE SUNSHINE 07
THING WHICH WAS MAKING THE F-84. 08
*IT FLEW A PURSUIT CURVE AND CLOSED RAPIDLY. JUST AS IT WOULD HAVE FLOWN 09
INTO HIS FUSELAGE,IT DECELERATED TO HIS SPEED, ALMOST INSTANTANEOUSLY 10
IN DOING sO EDGE APPRO 90-DEGREE BANK. IT 11
12
THEN IT PULLED AWAY AROUND STARBOAI INGA 13
HIT THE SLIPSTREAM BEHIN HIS WING-TIPF LTANK. 14
THEN IT PASSED HIM CROSSEDIN PULLED UP ABRUPTLY APPEARING TO15
ACCELERATEAND.SHOT OUT OFSIGHT ALMOST VERTICAL CLIMB. IT WAS 16
ABOUT EIGHT INCHES IN DIAMETER VERY THIN ROUNDAND AS SHINY AS POLISHED 17
CHROMIUM.IT HAD NO APPARENT PROJECTIONS AND·LEFT NO EXHAUST OR VAPOR TRAILS. I8
AN UNUSUAL FLIGHT CHARACTERISTIC WAS A SLOW FLUTTERING MOTION IT ROCKED 19
BACK AND FORTH IN 4O-DEGREE BANKS AT ABOUT ONE-SECOND INTERVALS THROUGHOUT 20
ITS COURSE.* 21
*******************
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1120 UNCLASSIFIED
-9
02
TGE
1
PTLOU NE CHA TAKING NY NUPTEP PD AS HE PULLED UP APEAST OF "E AT
OF OEFLECTER .
SUNSHIUE CAUGNT IY BYE AT ADOUT MY A O CLOCY OrSITION TD TVP ONJECT
"PICH MAD REFLECTED ThE SUNSHINE vAS A SNALL SHINN DISC SHAgEp TICI MAO REFLECTED The SUDSUInE VaS a Svall SHINy Y DISC SHAgER
ODJECT UWICH WAS MAKING A PASS ON NIKE 3 OO IT CLOSE FPON SUIGHT OPJDCT UNICH VAS MAKINO A PASS ON NIKE S OD IT CLOSE FPON SLIGUT
ATOVE VIK PPOk APPROX A O CLOcY AND FLSy APPROX A ATOVE VIk PPOK APPROX A O CLOCY AND FLSy ApPROX A TunsuIt oure o"A T CUVS O"A
NTPEADING TO OVEPTANE NIM AT ARCUND 3" oR A" PEK OVFP VIEAIDSTEED NTPEADING TO OVEPTANE NIN AT AROUND 3" oR An MEK OVFD VIEAIPSTEED
OYA UNICH I VOULD ISTINATE AT APPROX 15O, TO 1C" WRH OD IT CLOSTLY CYA UNICH I VOULD ISTIMATE AT APPTOR 15C TO 1 16" meH oD IT ctoseLy
"APIDLY AND JUST BEFORE FLYING INTO HIS FUSELACE IT DECILEPATTD TO "APIDLY AND JUST EEFORE FLYING INTO WIS FUSELAGH I5 IT DECHLEPATTD tO
HIS. AIDSPEED ALNOST INSTAUTANEOUSLY PD IN EOINO SO IT FLIP'ED UP.O1 HRS. AIRSPECD ALNOST I MOUSLY I0.o1 - (
ITS EDGTAT APPOX AD" PEGREE MAUK PD TNEN IT FLUTTEPED VITVIN O" FT
OF HIS FUSELACE FOR PERUAPS 2 ON 3 SECOUDS GNA PULLED ANAY AND
AROUND HIS STARBOARD UING CMA APPEARING TO. FLIPONCE AS IT VIT THE
ILIPSTREAM PEHIND HIS vING TIP FUEL TANK oD THEN IT PASSED HI" SNCLN (
CROSSED IN PRONT oF HIM AND PULLED UP ADRUPTLY ONA APPEAPING TO
ACCELIRATE AND SHOT OUT OF SIGNT IN A STEEP CMA ALNOST VERTICAL (
.
CLIVR PD IT WAS ABOUT 8 INCNES IN DIAMETED CHA VEPY THIN ONA ROUND (
ND AS SHINY AS POLISNED CHRONIUM SNCLH HAD NO ArPATENT PPOJEGTIONS
CYA AND LEFT NO DXWAUST TRAILS OR VATOP TOAILS OD A UNUIGUAL FLICHT
CHARACT RING RACX AND

a
+ ..
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DACCAS
-
PAGE .
.. = 4
CF MATERIALLED DARNARD TIN Q IRE AFTEF R OFFICIAL REPORTS PD
MORTNERN AIR DEFENSE COMMANDER RELEASED ONLY RESTRICTED REPEAT
RESTRICTED REPORTS OF COL BLAKESLEE AND OTHER PILOTS WIQ HAD 0
SIGHTED WHIRLING COLORED DISCS AND LIKE ORJECTS PD NO OFFICIAL SIGHTED WHINLING COLORED DISCS AND LIKE ORJECTS PD NO OFFICIAL .
AF PIO RELEASE ON THIS SURJECT HAS REEN MADE PD NO AF CONFIRKATION CONPIRKATION
OF VALIDITY OF SICHTINGS AND NO AF EVALUATION OF TESE OR SIMILAR OF VALIDITY OF SICHTINGS AND NO AF EVALUATION OF TESE OR SIWILAR 4
FLYING OBJECTS HAVE BEEN RELEASED FD REFERENCE LT DAVID C BPICHAM S FLYING OBJECTS HAVE BEEN RELEASED FD REFERENCE LT DAVID C BPIGHAN S 1 1
REPORT OF VAR 53 CMA SUBJ OFFICER SIGHTED SHALL DISC-SHAPED OPJECT REPORT E / ECT
WHILE FLYING T-6 AND MADE SIGHTING A MATTER OF OFFICIAL PEFORT TO 4
HIS INTELLIGENCE OFFICER AT MISANA PD SUBJ STATENENT OF LT DR RAM .
WAS ALSO FERRETED OUT INFORMALLY BY PARNARD IN UNOFFICIAL
CONVERSATIONS PD DRIGHAM S REPORT CMA UNCLASSIFIED CMA IS VERPATIM
CNA AS FQLLOW CLN QUOTE 19 APR 1952 CMA STATEMENT CLN AT 11 'KRS 1
22 vAR 1952 I WAS FLVING A T-6 HEADING APPFOX NORTY AT APPROX 37
"ILES NORTH oF MISAVA OVER THE COAST oD I WAS CLI'RIYG AT APFROX
13" MPH INDICATED AIRSPEED CHA ALTITUDE APPROX 65"* FT PD GCI WAS
TURNING AN INTERCEPT oN vE WITH AN F-B4 FLIGVT oF TWO oD CALL SICN
OF THE T-BAS WERE FROSTY MIVE 3 AND A PD I WWATONED THEH CLOSE
ON NE FRO" AnOUT 7 o CLOCX AnOUD TO ATOUT 513" AND FRgoTy MI (S 3
OVET

AGA DE AGA
OP AGA ZVA
- JAPYC PS
P. JETTO JEDVP 222 (
BS JAPYC CB . LDED AT S YEAR IN
ED JAPYC CB L.CLASSIFIED AFTER 12 XCLASSIFIED AFTER 12 YEARS. YEARS.
. + DOD DIR 5200.10
P.29*2157 ZNJ P. 2972157 ZNJ
AM CG FEAF TOKYO JAPAN
TO JEPHO/NO USAP CASNDC -
INFO 2
PIO CYA FEAF FOP CLN DIPECTORATE OF PUPLIC INFO OHA HO CYA USAF
CHA ATTII CLN SAFOPI-3 CNA UASH 9S CNA D C INFO CLN ATIO OMA
"RICHT-PATTERSON AFR CHA DAYTON CHA OUIO TD THIS IS RADNOTE CA5
PD ROURADNOTE (3S CNA ASSOCIATED PRESS CC ORPESPONDENT UNCOVEPED
INITIML STONY ON FLYING ORJRCTS OVER JATAN IN THE COUPSE OF
SCHEDULED VISIT TO FISAWA AP FOP JAPAN AIR DEFENGE STOPY DR TOPIES
OU FLVING OD. LTED FROM PEPSONAL CONVEPSATIOUS PETVEEN
A5 SSPODAFE-DILL BARNADD-AU P OFFICERS IATIONED IN
CORTHERN JAPAN FDA NVE WERE ) WEUSY MATURE
3

sometimes hovered
in ona spo then took off in a unique zigzag flight to the NE.
. Commander e of the small airfield immediately
came within about l2 meters of
one.of the disks. No further identification
+ . .
. -
. GRADED AT S YEAR INTERVALS:
ATIC DOCUMENT 108463 DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10
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102
to 300 tl s9n io od rodtsisoly lo, Al 1t tn wad iotooe tho lust
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N018: THIS DOCUMENT CONTAING INFONMATION ARCECSING HE NATIDM'L GEFENSE OF THE CNICO "TATES NITHIH THE NEANING OI TH EDPTONAGL LANS. TITLE 13. U -C., SECUTONS
T9) AHO2. THE THANSMIS1ON D9 TH REVEA N D  CUTLN1S ANY WANAP TD CH ANS,TLH ZL PEASO 1S PALHSYE BY 1AM. P-SOUCT. ON O-P1? MESTRIAL
.. IN ANY FORN. 9V OTMER HAN D/NIT AU.TIES S MOT AU HOXAZOD FXCLPT Y SPEOC AF-AOYA: O E SOMTARY OF DY NEYT.
(9) OP 322F2 Enclosure_(1)
- OWNG ED ATS YEAR INTER to each
41 DECLA SIFIED AFTER 12 YEAR
„2 DOD DIR 5200.10
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14
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DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10
T
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UNCL
ROTE THIS DOCUMENT CONTAINS INFORMATION AFFECTING THE NATIONAL DEPENSE OF THE UNIED STATES WITHIN THE MEANING OF THL ESPIONAGE ACT, SO U S C-
3I AND B AS AMENDED ITS TRANSMISSION OR THE REVELATION OF ITS CONTENTS IN ANY MANNER TO AN UNAUTHORIZED PERSON IS PROHISITED OY IAW.
IT MAY NOT BE PEPRODUCEO IN WHOLE OR IN PART, BY OTHER IHAN UNITED STATES AIR FORCE AGENCIES, EXCEPT BY PLRMISSION OF THE DIRECTOR OF
INTELLIGENCE, USAF.
GOVERNMENLPRINTING ONNICO
.

T-6 heading approxinately
the coast. I was climbing at
The weather
Duration o
ERVALS; /s
HOTETHISDX DEGLASSI EAATONAL DEFENSE OF THE UNUED STATCS WITHIN THE MEANING OF THE ESPIONAGE ACT, SO U S C - TDAIK,
31AND2 ASAMENDED
IY RAY BOT BE PEPRODUCED IN VOACLE CR IN PART, BY OTHE DHAM UNITSOGLAIES AIR FORCE AGENCIES, EXCDPT BY PERIMISSION OF IHE DIRECTOR OF
INTLLLICLNCEUSAP UNCLASSIFIEO
918112