PROJECT BLUE BOOK

— —e ————

PROJECT 10073 RECORD

te Vaic* D ‘evens GAQUP 2. LOCATION % ; P |
26 face LY 26/2142 Davis-Montaan AFB, Tucson, Arizona

we Suances 10. CONCLUSION
Sand VALy AIRCRAFT
Se itwmwadRr OF OSJECTS
ORI
5. LENGTH GF OSSZRVATION [11. BRIEF SUMMARY AND ANALYSIS
60 seconds Observer sighted an object wiich appeared to be triangular with

GB TYPz OF OsSERVATION rounded edges. It had a brownish-hazy color and it was heading |
Pik ei T, It followed a level path, no trail, no sound. The object
| Ground-Visual flew at a high speed. Observer believed the object to be an i

}}
(7. COURSE aircraft.
4

Northwest
1S. PROTOS
o Yos
i 3x Ne

9. PHYSICAL EVIDENCE

CO Yes
9 SHPNo

é‘_—*

FORA
FTD scp 63 0-329 (TDE) Previous editions of this form may be used,

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LASSI 7

DEPARTUENT OF THE AIR FORCE
HEADQUARTERS UNITED STATES AIR FORCE
WASHINCTON

THE INSPSCTOR GoNERAL USAF
17TH DISTRICT OF: ICS OF SPSCIAL INVESTIGATICNS
KIRTLAND AIR FCnCu BASE, New MEXICO

DR/MEN/reb

File No: 2-8 19 September 199
SUBJICT: UNKNOWN SUBJSCT; Sighting of Flying Dis 26 Aug 9 at

Davis-‘fonthan AFB, Tucson, Arizona, ee

ae iat.
SPECIAL INQUIRY

TO: Commancing General
Air Materiel Command
Wright-Patterson Air Force Base

Dayton, Ohio
yh ATTN: ‘MOTAKO=3_ |

1. Reference is made to previous reports of investigation recarding
unidentified aerial objects, the last of which was written by Special
Agent MELVIN E. NEEF, dated 7 September 199.

2. Attached are two (2) copies of a report made by Special Agent
SHERIDAN W. CAVITT, dated 7 Septenber 1949.

3. This district will continue to investigate reports of sightings
of this nature and will forward copies of the reports of investigation

to your headquarters.

1 Incl DOYLPY REES

Rpt of Inv Lt gol, USAF

Digtrict Commander

UNCI -ASSIFIED

UNITED STATES AIR FORCE FILE NO,
2h—8

DATE
THE INSPECTOR GENERAL 7 Se ptemher 199
OFFICE OF SPECIAL INVESTIGATIONS .
REPORT MADE BY

REPORT OF INVESTIGATION SHSRIDAM We CAVITT

REPORT MADE AT

DO # 17, Kirtland aF3

UNKNOWN SU-JSCT PERIOD
Sighting of Flying Dise on 26 Aug lS at _1 = 2 September 199
Davis=| onthan AFB, Tucson, Arizona, b rns SY Green
Sr a PEE Pi TEs ee
STATUS
PLD ING
CHARACTER
SPUCIAL INQUIRY = UNCChV_NTICNaL ATACRAPT
REFERENCE
AFCSI Letter No. 85, dated 12 Aucust 199
SYNOPSIS
Investigation initiated in accordance with AFCSI Letter No. 8£. On 26
august 19,9 — Officer Sig ehted an un-
identified object at extreme altitude flying from 353i to IN’ over Davis-
hionthan AFB. Investigation failed to identify Subject object. Ooserver
found to be reliable, " experienced weather observer «
weqpRy hl
VE AT. ¥ y EAM
er) AT > rit . \~
Rr ae vei AY 5290.40 og
peck "pon »
DISTRIBUTION ACTION COPY FORWARDED TO FILE STAMP
CG, ANC, ATTN: MCIAX0-3 Commanding General
(2 Incls) 2 Air iateriel Command ~\
Wright-Patterson Ar Base \
CO, Kirtland AFB Dayton, Ohio
( Incls) 1 | ATTN: LCIAX0-3 _
Hq OSI (2 Incls) 2 = — ~
"a, A fe SS)
FBI, El Paso (2 Incls) 1 \ (
File 2 | DOYLE: R2ws 6
‘ Lt Col, Usa? | UNCLASSIFIED :
District Commander. Lu

©. 6. GOVERNMENT Painting orrice

Sodas ae O-—2ZO8S evinces arcst Forni 4, 38 Jal a8, which may be used. ene
| Saaica

Goaltiitnag \ NNCLASSIFIED

le Invoesti-ation revjuested by QI Hy to ascertain tacts surrounuin, the
sightin. or an unidentified serial object si_Ated over Davis-) ontiien wt et
1345 hours, <6 Au,ust 1949.

DETAILS s

AT UAVIO@ NURAN Ay

ee Un l Septesber 1949 tne writer intervicved ie
WD, G2sc QR Ofiicer, Davis-ionth:n Al'B, Tucson, Arizona in revard
to an uniuentified object which he had seen on 26 Aucust 1949. en
stited tict on <6 Aujjuct 1949 ho had been present at the launchin~ of a stenuard
weatuer bailoon oy wether personnel of DaviseLontian AFB. This balloon cs
to be wetc..cd by gam vecause it wos an experient and ne as curious as Lo
its be.uvior in ili, ht. «itneut the eic of Jlesses or binccuicrs, Gm
observed the balloon us it arose to anproxin.tely iorty thuusend (40,0) fut.
At this point, and at approxi.tely 1345 nauwse the Ualor’s atvention was urawn
from the balloon to en object which a veered to be flying nortnwest and apcrax-
imately fifty thousand (50,000) feet at a terriiic rite of speed, SAM a. c. pt-
ed to show other personncl present what ie was lookin -t but none were ce-veole
of sighting the object. a@ggMM& followed the object visually until it discppesred
fran view approximtely ei, (S) niles away to the northwest cited
the fact that a Convair XF-92A delta wing interceptor is bin: tected at Luroc
AFB, California and it is possible that this plane sight heve been the one he
sizhted, since the shape or the object was similar to a triangle with rounded
edres. ine eae en ee erating
meee

3e In accordance with AFCSI Letier ;85:s

&@. Date of si-titing = 26 August 1949
b. Tine of Si-hting = 1345 hours

Ce ihere Si,iited - From the grounu out of doors at approxiuctely 110
degsrecs 53 minutes est Lo; ,itude and 52 de,recs 11 minutes North Letitude,

d. Nunber of objects = me

@. (Observable celestial phenomena or plenets that may account for the
Sighting = None at this time of day.

f. Distance of object from observer

(1) Estimated distance 5 miles SE when sizhted to estimated distance
of 8 miles Ni, upon disappesring,

(2) Angle of elevation = \hen first sichted estimted to be epprax-
imctely 40 de,rees and 25 de_rees wien last si-itod,

(3) altitude = iias thought to be about 50,000 feet,

ee

(NC! ASSIFIED

é- Time in sight - Approximately WO seconds
h. Anpesrance of object

(1) Appeered to be a brownish hazy color

(2) Shape.

(3) Construction could not be observed

(4) Size was estiuated to be approximately one fourth of
@n inch when observed at a distance of three fect.

4. Direction of flight - Trow approximately 115 desrees towerd
290 degrees.

je Tactics or maneuvers - The object executed no maneuvers or
tectics and the flight appeared to be verfectly horizontal and straight.

k. There was no evidence of exhaust,

1. Zffect on clouds was not observed due to the adsence of clouds.
me Wo lights were observed.

n. leans of support could not be observed.

0. lio propellers, rotors, eerodynamic vanes could be observed,

pe. Control and stedility of the object apneared to be very cood
although no fins or stabilizers could be obdserved.

q. Wo air ducts, slots or intakes could be odserved cue to tne
extreme altitude.

r. to sould was heard from the object.

8. Manner of disappearance was natural in that the object faded
from view.

LATIVE TO TH" OSSE VER

Davis-Nonthean ATB, Tucson,
Arizo.a is generally considered to be a very stable, intelligent, reliable
eod rational officer, De to his assignment and training os amg officer,
he is thought to ve extremely relinble as an observer. WP hobbies include

model boat ouilding and all sports. UNCLASSIFIED
3

ews
UNCLASSIFIEP

lo other witnesses to the advove cited aerinl objects herve deen
found,

Taba IVE TO RADAR SICE*INGS
The winidentified serial odject wee not picked up vy any radar sete
in this vicinit;.

aT es
- -
eth ed ed

le. Teletype sequences of locel ~erther conditions et the tice of
sighting wes 250 - thin scattered, vicisility 50, 102/SS/'s" vest $ ‘mots /596,

“ &
“a

2e Winds aloft report:

Feet Degrees Knots
5000 290 1
10000 330 10
15000 280 11
20000 280 11
25000 330 70
30000 200 35
e000 290 47
10000 310 52
15000 310 yu
50000 310 Ls

At 1420 hourve there was a cousentration of 1/10 cumlus with vese at S&C feet,
ard 1/10 cirrus base estimated 25000 feet.

% Checks with the AACS Detachment, Davis-Monthen ADB and local flying

fielcs failed to reveal eny scheduled flights of privately owned, commerciz
or USAF planes in the air at the tine of this incident.

4. No testing devices were fould to have been releaced in this area
other than the standard weather balloon which QM wes observing at
the same time the unidentified object was signted.

5. The odject sighted ELS did not come into close proximity
or contect with the earth during the observaticn,

o, Object did not approach any other aircraft durizse the observed
flight and therefore no checks were made for possivle radio activity.

7. A photostat of the terrain in which the odject was observed is
ettached as inclosure #1.

aa

8 Signed statement - arse is attached as intlosure #2.

9, lio radio antenna or projecticas could be ooserved.

=- REFERRED UPON COMPLETION TO OTTICE OF Clee
TEES INCLASSIFIED
4

‘
4

Inclosures?
; BOR SACE COPY OF TEE REPORT

1. Fhotostat of the Terrain.

2, Stctenent of Mgitmmmemmam Devis-onthan A53.