PROJECT BLUE BOOK

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1. DATE · TIME GRQUP LOCATION
28 Apail 53 291 P200Z Klamath Falls, Oregn
3. RCE, 10. CONCLUSION
Civilian Civiiian Astrononical (GETER) Ascrohonu.caL (sss
UMBER OF OBJEC UMBER OBJEC
one The intensi ty and and speed is speed is typieal tynical of a reteor. metear.
S. LENGTH OF OBSERVATION 5. LENGTH OF OBSERVATION 11. BRIEF SUMMARY AND ANALYSIS
5 Seconds Bright white-colored ball-dhaped object traveled at high Bright white-colored ball-thaped object traveled at high
rate of spood on a dowmward roth diserpenring rate of spood on a dowmward roth disrypearing frol visw
6. TYPE OF OBSERVATION 6. TYPE OF OBSERVATION behind a mountain. behind a mountain.
Grouni-Visunl
a
7. COURSE . COURSE
Desconding
. PHOTOS
D Yes
KKN.
9. PHYSICA DENCE
0 Yes
RXNo
FORM
FTD SEP 63 0-329 (TDE) Previous oditione of may bo usod.
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ACTME 1. atia
UNCLASSIFIED 2. ate.
29 APR1353 09 092. 3Cfilo
WPA151
PP JEDWP ZOV JED
-T- JEDWP/TO TECHNICAL I TELLEGNCE CENTEER ATTNATTANITN FFO OHIO
YDA11
XYA137 ATre -
XDC138
BRUEPFI3UEDEN JEDWF 444
DE JWFDM C2B DE JWFDM G2B
P 291200 NJ - 7:46 7:46
FM MIL F SVC CTR MCCHORD FM MIL F MCCHORD AFB WASH -
TO JEPFF/DIR OF INTELLIGEN NTELLIGEI Q USAF WASH 2 DC
I ATIAA-2C HIO LIO -
JEDEN/CG ENT AFB COLORADO SPRINGS COLOPADO JEDEN/CG ENT AFB COLORADO SPRINGS COLOPADO
INFO JEPRS/C OMMANDER FLIGHT SEPVICE WASH 25 D C
JEPFF/COMMANDER MATS - ANDREWS AFB WASH 25 D C
A UNCLASSIFIED
FLOBRPT
1. DESCRIPTION
AROUND BALL SHAPD
B. NO ESTIMATE GIVEN I ON SIZE
C. COLOR: WHITE
D. NUMBER OF OBJECTS: ONE
E. AERODYNAMIC FEATURES: NONE GIVEN
F. TRAIL OR EXHAUST: NONE REPORTED
G. PROPULSIONS S SYSTEM: NONE INDICATED DOWNGRADED AT 3 YEAR INTERVALS;
DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10
UNCLASSIFIED
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UNCLASSIFIED
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PAGE TWO JWPDM C2B
K. SPEED: VERY FAST
I. SOUND: NONE
J. MANEUVERS: A O BE IN DIVE -
OF CLOUD AND WENT
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BEHIND MOUNTAIN TOP
L. UNUSUAL FEATURE: WAS BRIGHER THAN USUAL FALLING
METEORITE (
2. TINE OF SIGHTING:
A. TIME: 1900P A. TImE: Ts0p -
B. DATE : 28 APRIL 1953 . .
C. LENGTH OF TIME OBSER C. LENGTH OF TIME OBSE R: FIVE SECONDS : FIVE SECONDS
3. MANNER OF OBSERVATIONS: i
A. VISUAL SIGHTING
B. FROM SURFACE: GROUND B. FROM SURFACE: GROUND
C. NO OPTICAL USED.
4OCATION e
A. APPROXIMATE LOCATION OF OPSERVOP DURING SIGHING
1. 12145W.
24215N
3NO REFERENCE OT KNOUN LANDMQRKS
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ATie com difinitil a miten:2o fol .
UNCLASSIFIED -

PAGE -THRER JOF JWPDM 029 UNCCASSIFIED
B. LOCATION OF OBJECT WITH RESPECT TO
1. DISTANCE: ABOUT THIRTY MILES
2. DIRECTION: WEST SOUTH WEST
3. ALTITUDE: ABOUT 9OC FEET
5IDENTIFYING INFO
A. NANE: MR. .
B. ADRESS: ROUTE
KLAMATH FALLS CMA OREGON -
C. TELEPHONE NUMBER: KLAMATH FALLS 2201.
D. NO ORGANIZATION CMA RANK OR SERVICE NUMBER-CIVILIAN
E ESTIMATE OF RELIAPILITY AND EXPERIENCE: NOT KNOWN E. ESTIMATE OF RELIAPILITY AND EXPE IENCE: NOT KNOWN
F. NO OTHER FACTORS KNOWN F. NO OTHER FACTORS KNOWN WHICH WHICI HAVE BEARING ON
RELIABILITY ING. NG.
. WEATHER
A WEATHER SEQUENCE OFR LMT 281930P A WEATHER SEQUENCE OFR LMT 281930P
1. EASE OF CLOUDS: ESTIMATED FEET BROKEN
2 VISABILITY: THIRTY MILES
3. OTHER WEATKER STATIONS IN AREA WEPE REPORTING
SCATTERED TO BRKN CLOUD CONDITIONS GOOD VSBY
B. WINDS S ALOFT:
UNCLASSIFIED Ant di

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PAGE FOUP JWPDM 02B -
UNCLASSIFIED
1. @2 DEGREES AT TWO KNOTS AT 5000 MSL
2. 180 DEGREES AT TWENTY-ONE KNOTS AT MSL
3. 26 DEGREES AT TWENTY- (
7. NO NETEOROLOGICAL OR OTHER HT HAVE
CAUSED THE SIGHTING: -
6. NO PHYSICAL EVIDENCE WHICH MIGHT SUPPOPT SIGHTING
9. NO INTERCEPTION OR IDENIFICATION ACTION TAKEN 9NO INTERCEPTION OR IDENIFICATION ACTION TAKEN - R
11. AGENCIES CONTACTED FOR INFO AND/OP CONFIRMATION OF FACTS
A. 25TH AIR DIVISION HAD NO UNIDENTIFIED PADAR
THAT AREA AT THE TIME OF THE SIGHTING. THAT AREA AT
B. INFORMATION RELAYED TO TCMFSC VIA KLAMATH FALLS CMA D
OREGON CMA CAA RADIO AND WEATHER STATION 282355P
SGND OPERATIONS OFFICER MCCHORD FSC NCCHORD AFR CMA WASH
29/1025Z APR JWPDM UNCLASSIFIED DONNGRA
DIR 5200.10
Cy/

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28/1900 1
USA-MATS lusituers
IR-313-53
UNCLASSIFIED
(Unclassified) Unidentified g Object Near Klamath Falls, Oregon 28 Apri] 11953
Flight Service, MATs, 38o0 Newark
State of Oregon, USA _ Street, N. Washington 25, D. C.
30 April 1953 28 April 1953 F2
Mr.
Gerald E. Tyler, Major, USAF Klamath Falls, Oregon
Telety submitted enter
An observer at Klamath Falls, Oregon sighted a round white object at l900PST
28 April l953. Object appeared to be in a high speed dive and disappeared behind
a mountain top.
GERALD E. TYLER
Major, USAF Major, USAF
Intelligence cer.
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Chief, Air Technical Intelligence Center, ATTN: ATIAA-20
IUNCCAS GRADED AT S YEAR INTERVALS;
DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10
a

Flight Service, MATS UNCLA IFIED
3800 Newark Street, N. W.
Washington 25, D. C. IR-313-53 2 3
The following telatype report a8 received from MoChord Fl
Mechor
1. I Desoription:
Round ball shaped
No estimate given on size
Color: White
Number of objects One
Aerodynamic features: None given
Trail or exhaust: None reported
Propulsion Systems None indicated
Speed: Very fast
Sounds None
Maneuvers: Appeared to be in dive
k. Manner of disappearancet Appeared out of cloud and went behind mountain top
1. Umusual fea ature: jas brighter than usual falling star or neteorite
2. Time of Sighting:
a. Time of sighting: 19COP Time of sighting: l9COP
B. b. Dater 28 April 1953 Dater 28 April 1953
c. Length of time observed: Five seconds
3. Manner of observations
8$ Visual Visual sighting sighting
a Ground Ground
c. No optical etrie equipment used ic equipment used
40 4. Location:
r during sighting:
12145W
$ L215N
No reference to knowm landmarks
Location of object wi th respect beerver:
Distance: About 30 miles .
Directions West South Test
Altituder About 9000 feet
5. Identifying information on observers
Names Mr
Address: Klamath Falls, Oregon
G. Telephones Klamath Falls 2001
d. No organization, rank or service
e. Estimate of reliability and experience Unknown
f. No other factors which migl e bearing on ghting
6. Weather
DOWNGRADED AT 3 YEAR INTERVALS)
DOD DIR 5200.10
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B.2 25th Air Division radar tracks in that re at time o
sighting.
b b Infornation Information relayed to Mechord FS relayed to Mechord FS Center ,CAA Radio
and Weather Station 282355?. and Weather Station 2823557.
General Remarkss Remarks: None.
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DOWNGRADED AT S TFAR
DOD DIR B2O0.19
UNCLASSIFIED
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UNCLASSIFIED
NML Xv 1AR Date:_28 Anl 53 Q:
DSD CR FGA L.C.T.: 7:00 Dm F:
TRO PO MCG $H{2}$
5 sec. H:
121 L5Y 12 15M
REMARKS:
Fireball
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1
DOWNGRADED AT 3 VEAR INTERVALS;
DECLASSIFIED AFTER 12 YEARS.
DOD DIR E20O.10
UNCLASSIEED
1213:15.1