DECLASSIFIEDUSAF PROJECT BLUE BOOK · NARA T-1206
UNITED STATES AIR FORCE

PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969
CASE REFERENCE6383822
DATE OF SIGHTINGOctober 1952
REPORTED LOCATIONHILLCRESTHEIGHTS MD
FRAMES6

Machine transcription · mean legibility 64.7/100 · engines: tesseract-200dpi

Transcribed Frames

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™—-< —

PROJECT 10073 RECORD CARD

=—— Se ee t,t | Ee re wee 2 Re ee Be eee

~~DATE ‘ 2 LOCATION | V2. CONCLUSIONS
12 Oct 52 | HILLCREST HEIGHTS, MD. (2, Woe Balloon

Probably Balloon

i i a em i

3. DATE-TimE G2OUP 4. TYPE OF OBSERVATION ag Possibly Balloon :
GO Was Aircrefr
out 23/0 “0 Air Visual 0 Aie-Intercept Radar bg Posably Aircraft

5. PHOTOS RCE io Was Avonamiwe ;

O Yas ; Probutly Astronaomica

WNe 2 AF Officers % Posably Astronomical
7. LENGTH OF OASERVATION |. NUMBER OF OBJECTS | 9. COURSE Oy SS a
i 1 Insufficient Data for Evalusnon |

35-10 sec i 1 he Unknown

et —— ee ee eee ee

10. BRIEF SUMMARY CF SIGHTING

EE Fe

1h. COMMENTS

es
—<--oeo =

Object was comparable to a medium star . 1. Radiosonde balloon released 2200, |
in size and brilliance. iaintained level Silver Hill, Md. Wx Sta

flight, hovered, then ascended. 2. "Hoverad, ascended, white light",
. ; normal balloon characteristics.

-

. . ATIC FORM 329(REV IOSEP SD lt

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FRAME 002 / 006tesseract-200dpi
NC2UT
VPBELGYDC G45

TASS ; ) p >

PHO ne iv oA Oe

2p JEDWP JEDEN222

v2 JEPHQ 62A \
? £3G4397 2NJ ? s

7 HQ USAF WASHDC =~
TO JEDYP/AIR TECHNICAL INTELLIGENCE CENTER WRIGHT PATTERSON APB
OHIO ATIN COLN ATIAA=2C

MODEN/COMMANDING GENERAL AIR DEFENSE COMMAND ENT AFB COLORADO

i te Sia se SY ed FROM COLN AFOIN 5@193 FLYOBRPT-ABOUT 22¢% HRS CMa 12
OCT 52 CMA WHILE DRIVING EAST ON COLBROOK DR HILLCREST HTS Ch MD
SMA IN COMPANY WITH MAJ OSUMMBe CuA USAT CA Se,
CMA USAF A PILOT CMA BOTH ATTACHED TO AIR BASE GROUP CMA

ANDREWS AFB CMA MD. CMA PAREN CODE £85 CMA EST 6296 PAREN SAY
AN UNIDENTIFIED FLYING OBJECT ABOUT THE SIZE AND BRILLIANCE oF

\ MEDIUM STAR TO THE EAST OF THEM. THEY REPORT THE OBJECT FIRST
SEEN ABOUT 49 DEG ALTITUTE CMA TRAVELING FROM RIGHT TO LEFT

CHA ABOUT 45 DEG AT LEVEL FLIGHT TO ABOUT 99 DEG. THEN HOVERED
OMENTARLLY AND STARTED ASCENDING DISAPPEARING WHEN AT ALOUT 85
JEG, BOTH WERE POSITIVE THAT IT WAS NOT AN AIRCRAFT OR A FALLING

ic,
!

STAR. TEY HAD IT UNDER OBSERVATION FOR APPROX 35 OR 45 SEC,RADAR
IZGATIVE AT ANDREWS AFB. RADAR NEGATIVE AT WASH NATL BUT OPERATOR
TURNISHED INFO THAT SILVER HILL CMA MD WATHER STA SCHEDULES RADIOSONDE

/ lee-ll

BALLOON RELEASE 2223 HRS DAILY. WEATHER COLN 55 DEG SMCLN WIND Aw
. eneteanctntnintents \

A: - “eae }s

AG oe i! . 0

PAGE TWO JEPHQ 2A

\
TROM SOUTH SMCLN CEILING UNLINITED SUCLN NO TEMPER isthe INVERSION.
FRAME 003 / 006tesseract-200dpi
| ye
> £34397 Z2NJ Ps
°M HQ USAF WASHDC =~

TO JEDYP/AIN TECHNICAL INTELLIGENCE CENTER WRIGHT PATTERSON AFB —@m
O10 ATTN COLN ATIAA=2C ;

JEDEN/COMMANDING GENERAL AIR DEFENSE COMMAND ENT AFB COLORADO

oc COLN AFOIN 5@£93 FLYOBRPT-ABOUT 2249 HRS CMA 12

XT 52 CMA WHILE DRIVING EAST ON COLBROOK DR QM HTS CuA sD

ee '
TMA IN COMPANY WITH MAJ Qe CMA USAF CNA \) qe
‘MA USAF A PILOT CHA BOTH ATTACHED TO AIR BASE GROUP CMA

‘NDREWS AFB CMA MD. CMA PAREN CODE 185 CMA EST 6296 PAREN SAY
\N UNIDENTIFIED FLYING OBJECT ABOUT THE SIZE AND BRILLIANCE OF
A MEDIUM STAR TO THE EAST OF THEMe THEY REPORT THE OBJECT FIRST
SEEN ABOUT 49 DEG ALTITUTE CHA TRAVELING FROM RIGHT TO LEFT

CHA ABOUT 165 DEG AT LEVEL FLIGHT TO ABOUT 5% DES. i a ones
MOMENTARILY AND STARTED ASCENDING DISAPPEARING WHEN AT ABOUT 8&5

JEG. BOTH WERE POSITIVE THAT IT WAS NOT AN AIRCRAFT OR A FALLING

STAR. TEY MAD IT UNDER OBSERVATION FOR APPROX 35 OR 4M SEC.RADAR Ng
NEGATIVE AT ANDREWS AFB. RADAR NEGATIVE AT WASH NATL BUT OPERATOR ‘e
CURNISHED INFO THAT SILVER HILL CMA MD WATHER STA SCHEDULES RADIosonDn
BALLOON RELEASE 2290 HRS DAILY. WEATHER COLN 55 DEG SMCLN WIND y

PAGE TYO JEPHQ S2A

\
FROM SOUTH SMCLN CEILING UNLIMITED SNCLN NO TEMPERATURE INVERSION.

ESTIMATE COLN -PROBABLY WEATHER BALLOON.
i3/3555Z OCT JEPH

ACTION

—
FRAME 004 / 006POOR LEGIBILITY — PENDING RE-EXAMINATION
| |
a | PROJECT 10073 WORKSHEET | |
I. GENERAL |

ri. DALE « LOCATIO! . fits

local
Me. “/* ig } f WA Cres Mast 8 vr: Ay 4, aang rrr |
3 O8JECT OBSERVED FROM THE GROUND? | FT Yos

Cio |
tWtlaked Bye
\_.] Binoculars
Cl telescope
C1 Tneodolite
us
Li By One Sot
si Two Sets !
By Thres Sets
>. WAS OBI OBSERVED FROM THE AIR Ci Yoo — io
—A/C Observed Objoct ;
{_] Interception Atteupted |
[1 No tanea t Attempted
|
|

7. Walle AIRCRAFT SCRAMBLED 10 INTERCEPT? = = =  ~—*] Yes

__ A/C Serambled
Visual Contact Made

(jA/I Contact Made
1No Contact Mado

“Yo ] No
Aormat
Cl Wiolent

: : ' “C) pliniing
4 Stoad
O,. LENGTH OF TIME IN SIGHT: tj

$. DID OBJECT CHANGE DIRECTION AT ANY TIM

_— Al oo

ES Se
-5 Minutes

: eTite [over 10 Minutes
‘ 3

-_—-

- -~

i et . , C |
II. ASTRONOMICAL DATA
2, WHAT ASTRONOMICA! TTUTIV Wat hi ToTy

GAlight
{_} Day
i Sunrise
{ ' Sunset

IIIT. AIRCRAFT DATA
CT7> WERE AIRORAFT NOTeD IN AREA? =] Yes tivo)
1.1 One Aircraft
{ }More Than Ona Aircraft :
14, WAS ANY te aS aoa Ratie ds}. Ra astieniaalaglenineteth aoe —| ;

19. so TERE TNDYCALTCRS OF HIGH EACKGROUNL NOISE’

im 4 ‘ * Yor recent
CO EAS He OBIECT VIEWED ALOVE 150° ELEVATION? — __ Pt RR SARE Ths

ATIC Test Form 334 (13 Aug 52)

_  aEEOESESESES=—e—=~EREeEeEeEO ee
FRAME 005 / 006POOR LEGIBILITY — PENDING RE-EXAMINATION
~_

PL. WERE BALLOONS RELEASED IN ARE.

7 me) Cito
26 E SINCE SCHEDULED BALLOON RELEASE: oo Minutes -
53. POSSIBLE BALLOON LAUNCH SITES DOWNWIND O} OHTING: Sar ee i :

Samet oc. katad Smead en 2. ghtac Doseribe
»catio rr Launc Agenc Yes} No | Jishting
a | hiferert Wen the, Stetsdrntormd 2 | |edit
SS STS eT a a
SI LL RR a
pa el
attach overlay)
V. EVALUATION —
22>. DETAILS OF REPOR'
(7 Good
C_) Fair
(_] Poor

~.[] Insufficient to Evaluate

a

(1) Was Astronomical
(_) Probably Astronomical
[_] Possibly Ast:onomical

C") Other:

ee ee ee

["] Insufficient Data For Evaluation
C_] Unknown

(© Yeat Form 54) (13 Aug 52) Paper
FRAME 006 / 006tesseract-200dpi
knots ___ (degree

16,000

oe
ee

5. WAS AN INVERSION (ER NOTED?
(Ir yes, at what altitude?
6. WERE ANY THUNDERSTORMS NOTED IN AREA?
(If yes, at what quadrant? _ j
Fe CLOUD COVER:

she

— — = — = —_——> _——

tenths at feet. tenths at
tenths at feat, tenths at
5. COULENTS: Sawteoswes

APiC Test Form 933 (13 Aug 52) a?

me

ALTITUDE VELOCITY DIRECTION ]{. ALTITUDE | ~ VELOCITY "|~ DikwCrION

DIRECTION

GeB5

8. VISIBILITY WAS
Cyt i

MILES,