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

PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969
CASE REFERENCE8705871
DATE OF SIGHTINGMay 1964
REPORTED LOCATIONMount Vernon Virginia
FRAMES16

Machine transcription · mean legibility 55.1/100 · engines: tesseract-200dpi

Transcribed Frames

FRAME 001 / 016tesseract-200dpi
‘ { ‘

1. DATE 2. LOCATION 12, CONCLUSIONS
0 Was Boll
18 May 64 Mount Vernon, Viriginia a) Prebebly "Billees
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION D Possibly Balloon
0 Was Aircraft
TS aa sane [kGround- Vi sual O Ground-Rador Q Probably Aircroft
cmt 18 fe" 31 ——— | _0 Air Visual D Air-Intercept Radar |" Possibly Aircraft
5. PHOTOS 6. SOURCE 0 Was Astronomical
0 Yes } 0D Probably Astronomical
30) No | te civilian a) Possibly Astronomical
7. LENGTH OF OBSERVATION |. NUMBER OF OBJECTS | 9. COURSE O Othe, UNIDENTTSIED—
0 Insufficient Dota for Evaluation
X} Unknown

17 minutes __ one/two

10, BRIEF SUMMARY OF SIGHTING | |
Small oval obj with white glow brighter than th

brightest star visible observed in diameter fro pkg breaking. Data not sufficient to
the Moon at the moon's 3 o'clock position. Obj ts aeiic Case regarded
gradually moved around moon to 12 o'clock position

of moon 3 diameter's length. This motion took 1 eae Gor EXD | ot: Netsm
mins. Then obj moved to W about 15 diameters of = one Oien. Then obj grew dim, split

in two particles with one being a grey cloud-like followed with BX. No longer visible to
naked eye. Obj split in two again and gradually |faded. This sequence consumed one min.
Tota} duration 17 min. Sighting at dusk toward setting sun.

+
-——- —— _

11, COMMENTS
Possibility of research balloon with

ATIC FORM 329 (REV 26 SEP 52)
FRAME 002 / 016tesseract-200dpi
EE

"

Termination

,03'

|

tomp the
pilowings

Nume of
Station

Lit. and

long.

Lucal
Standord

meridian

Mothod of
obs., @.ge,

Type of

1 WSRT-57,
G‘AD-1A,
G'AD~1,
S'2R-658,

At, for

ore with
respect to

fo other

—— 2 ee

+ ao
—

Kecson ler terrunation

Page

th eodalite

ground, alt.

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| 4 Form 610-12

1COMM-WB-DC

tine, 2dth

E:. of Station

rowinsonde,
rcwin, aibal

cjulp., O.Gee

180 & 300 m

st ndord levels
ar: in km., mal,

*
ys

4/7
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Verifier

*Identification
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U.S, DEPARTMENT OF COMMERCE
WEATHER BUREAU

Some ahem te lt gg) lle ©

(SREALIC, YA.) DAT.SO® 59% T LONG.77° 28° Wl wWinps-ALOFT COMPUTATION SHEET

RAVIN WLo-G) (CALL TATION S60=S (LANOSTATION FORM)

ONSLAVATICY POLS OO meters £DOVS SEL E/E WBAN-20 Ascension No.

Type of balloon /000 Orientation, 360°= South Rowinsond:
Pike evan wage Wind P
taki Rowin Elevation angle ® Distonce from Aximuth anh
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tus 9° 3 surface Observed | Smoothed point us 2] 360°= N,
m,. (yds.) £ (m.) (m.) ° -—
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Direction

|

Alt. of moximunr
wind speed (m.'

Dir.
Sag kek ales

Max. alt. winds
45 m.p.3. of mo

Enter check if:
appear on rever
FRAME 003 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
U.S. DEPARTMENT OF COMMERCE
+ WEATHER BUREAU

WINDS-ALOFT COMPUTATION SHEET
(LANOSTATION FORM)
WBAN-20

Orientation, 360°= South Rawinsonde Time-Altitude Data f

--> 59? it LONC.77% 28" W

f «trot 360=S
HN, :or3 ABOVE SHA LETS
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Enter check if additional levels :
LcPpeor on reverse side. ’
FRAME 004 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
*Identification

WASSENGTON, De. G. “> |

(STSutiNa, Vi.) 347.58° 69" HT LONG.77° 26° W
RAST isu2eSO ate ti TIO S605 (LANDSTATION FORM)
wT Posts Sb moters ABOVE STA LEvets WBAN-20
Page Type of balloon 4.90 Orientation, 360°= South

} Rawin Elevation angle? | Distance from ‘Kuteaotls a ae
ht. above observation bey | £)Direction© Speed
Observed

| angle =
(m.) (ydss) sue | Smoothed | oe i E 3600= N. (m.p.s.)

U.S, DEPARTMENT OF COMMERCE

rorm 610-12 WEATHER BUREAU

~463
4CCMM-¥/B-DC

WINDS-ALOFT COMPUTATION SHEET

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4 GMO-1A,
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FRAME 005 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
WEATHER BUREAU

U.S, DEPARTMENT OF COMMERCE | | Year | Month] Doy | Time

, A

‘i ‘ raps
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By wT.5S ee Ais WINDS-ALOFT COMPUTATION SHEET feel toon hs

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Punched Card Data

Direction

| saetpmont
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Min. alt. wind spe
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Alt. of maximum
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ee eeert s) and speed

Max. wind

Max. alt. wind speed
45 m.p.s. of more m.)

Sit

Enter check if additional
appear on reverse side.
FRAME 006 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
*Identification
ALT TANT nN rt

ram 610-12 U.S. DEPARTMENT OF COMMERCE
FO

3) jo We WEATHER BUREAU

OMM-W8-DC fase as 3h .55° 59! N LONG.77° 28° W| | |

[ Ap euat Ss: Vo He tee 360=8 WINDS-ALOFT COMPUTATION SHEET
RAWIN WSAB-CO COREE TATIO? =

(LANDSTATION FORM)
OBSERVATION POINT CS eotors ABOVE SEA LEVEL

th WBAN-20
Page Type of balloon goa Orientation, 360°= South Rawinsonde
Pibal Wind Con-| Pressure
; Distance from cock . (
q v3 eueve ht. above observotion Lal £|Direction®| Speed gill i val
c surfoce Observed | Smoothed fe re 2 360°= N. | (m.p.s.) 5 /0 if
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FRAME 007 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
U.S. DEPARTMENT OF COMMERCE
WEATHER BUREAU

[| Yeor [Moth] Dey | Time |

rire. | 1964) tin 1g [peo |
our | MOF WAIILO | oo

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2,79° S09" N LONG.77° 28° W
F sg. ceRee TON S60=8
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WINDS-ALOFT COMPUTATION SHEET
(LANOSTATION FORM)
WBAN-20

Orientation, 360°= South Rawinsonde Time-Altitude Data

: P Alti E ne
Biskanca to ae ae lea ressure| Altitude lapsed

observation Direction®| Speed (eee) Wie sum At IE a Asis.)
point 3609= N. | (m.p.s.) $ 0+)

(m.)

Ascension No. S372 _

Elevation angle®

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surfoce Observed Smoothed
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FRAME 008 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
Ie “Bis . U.S. DEPARTMENT OF COMMERCE
FORM oe (se “2hTNC, Vi.) 222.23° 59" W LONG.77° 28° W | WEATHER BUREAU
CC MM-WB- FIN Vet re Oiliaiekason S60a8 WINDS-ALOFT COMPUTATION SHEET

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FRAME 009 / 016tesseract-200dpi
(2) 59 DECREES ABOVE HORIZON -- APPROX 1 DIAMETER OF MOON
'( SOUTH OF MOON,S 3 0,CLOCK POSITION.

(3) 58 DEGREES ABOVE HORIZON -- APPRO?: 3 DIAMETERS OF MOON
» WEST OF 12 0,CLOCK POSITION.
(4) OBJECT OBSERVED AT 3 0,CLOCK POSITION OF MOON --
GRADUALLY MOVED AROUND MOON TO 12 OCLOCK POSITION. THIS
1) MOVEMENT TOOK APPROXIMATELY 15 MINUTES. THEN RATE OF MOVE-
MENT INCREASED AND OBJECT MOVED TOWARD WEST, 12 TO 15 DIA-
METERS OF MOON. THIS MOVEMENT REQUIRED APPROXIMATELY ONE
MINUTE. |

S

~
a

(5) OBJECT BEGAN TO GROW DIM AND THEN SPLIT IN TWO,

BOTH OBJECT REMAINED DIM AND A YELLOWISH-GRAY CLOUD
FORMED. OBJECTS THEN HAD TO BE OBSERVED WITH BINOCULARS
AND ONLY ONE OBJECT FOLLOWED. OBJECT SPLIT IN TWO AGAIN
AND GRADUALLY FADED OUT OF SIGHT.

(6) APPROXIMATELY 17 MINUTES.

C.-¢i1) GROUND VISUAL.
(2) BINOCULARS.

PAGE 3 RUEAGL 151 UNCLAS
(3) NZAs

De (1) 19/9015Z, MAY 64.

(2) DUSK, SUN SETTING.

Ee 77 97 WEST; 38 43 NORTH -- APPROXIMATELY i MILE WEST OF

MOUNT VERNON ESTATES, VIRGINIA.
pa a ce
F, 1;R. Se, ALEXANDIRA, VA.

CIVIL ENGINEER WITH GIMRADA, FORT BELVOIR, VAs SOUNDED
RELIABLE.

@ @ @0@80=s 80-°0@ 08 6 68 6G 68°'8O8 6 6 &@ 6 @-6 8

Ge €21) HIGH, THIN, BROKEN; VISIBILITY 18 72/57 CALM/@i4

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UNCLAS 1821 AB WG €DOOT) 19-E-115,
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Da tay a (4 \42

CSAF FOR AFNINe OSAF FOR

SAFOI. UFO. REFERENCE PARA 14, AFR 229-2.

A. (1) OVAL.
(2) HEAD OF A PIN.

(3) WHITE GLOW, BRIGHTER THAN THE BRIGHTEST STAR.

(4) ONE.
(5) N/Ae
(6) N/Ae
(7) NONE.
(S) NONE.

PAGE 2 RUEAGL 151 UNCLAS
(3) NONE

Be (1) VISUAL SIGHTING.

a a ee ee ee ee ee EE eee ee ee eee eee eee ee
FRAME 011 / 016tesseract-200dpi
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@ ae ag @
+ (4) 19 MILES.
@ bs) THIN, BROKEN, CLOUDS TRANSPARENT. “d
@ ‘S) NONE. %
(7) STRONG SUBSIDENCE 78% MBS, APPROXIMATELY 7,092 FT. a
@ suASI STABLE GRADIENT 72 MBS TO TROPOPAUSE. AVERAGE TEMP- °
@ =ERATURE, SFC TO TROPOPAUSE ABOVE STANDARD LAPSE RATE ABOUT %
PLUS 6% DEGREE C.
@ i. No UNUSUAL METEOROLOGICAL CONDITIONS EXISTED AT THIS -;
B &
@ PAGE 4 RUEAGL 15: UNCLAS @
TIME. s
© 5. None. °
@ J NONE. DB
| Ke CAPT WILLIAM W. MCLEAN, ASST BASE OPS OFFICER, ANDRES i
/e AFB, WASHINGTON, DC 20331. INFORMATION INDICATES IT MIGHT °
@ HAVE BEEN A MISSILE SIGHTING WITH SEPARATION OF VARIOUS *
‘+ STAGES. HOWEVER, NO CONTRAIL WAS EVIDENCED AND MR.
® MEYER WAS SPECIFICALLY ASKED THIS QUESTION. °
@ - NONE. ae ®
ne hi
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FRAME 012 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
hwalaba! rn $ AT AN

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STATION

3.5. DEPARTMENT OF COMMERCE - WEATHER BUREAU

SURFACE WEATHER OBSERYATIONS DATE 196 4 MAY 18
: Wind
Visibility Weather | t temental coded dat Obser-
(Statute Miles) siavtections | Direc | Speen Chae | Remarks and supplementa ata atets
to vision tion | exeay | Sits
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FRAME 013 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
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| SURFACE WEATHER OBSERVATIONS sich 196 AN hy
| i Sky and ceiling isms Mites) mee . i = | Charace cer Remarks and supplemental coded
(Hundreds of Feet) [— — obstructions Direc | Speeds te, ling
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FRAME 014 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
SURFACE WEATHER OBSERVATIONS

U. Ss. DEPARTMENT OF COMMERCE, WEATHER BUREAU
STATION -.-------- HOBI SRE LU Rs Dele y, Deeg... pate .......1964 MAY 18

. CLOUDS AND’ OBSCURING PHENOMENA _| rorar | # " |
REL. | TorAt —TowesT LAYER SECOND LAYER _|summa-| THIRD LAYER __Tsvuwa] FOURTH LAYER | OPAQUE 4 tae | gene: | Uaeton
’ TION
(Ze) COVERT nue, | HE any, | PEST neicur | orm fawn.) WE ®! weicur | sora | amr. | PES me Coven: [ml Ceres ed cemenree
23 25 26 a7 28 20 30 $1 33 34 38 38 37 1 30 40 i
= = —— . = —— = — -
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SYNOPTIC OBSERVATIONS

T - =
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in| teme. | temp, | es0Ma.| oF | state | HoT. a |SMELCT nen, | “TEU | comp, STATION PRESSURE COMPUTATIONS
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, OF DAY (MIDNIGHT TO MIDNIGHT) iran ey BEGAN ENDED vn A od BEGAN ENDED DUR,
a BB THICK: | __ FROZEN WA. as 83 as =| Hire. Mine.| 0 a7 ae | iirs, Mine.
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> PHENOMENA ; '
Sunrise Sunset | t
speed m.p.h., or i
_ DNL; associated direction and time: = : ame
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| 15 | 20 | 30 | 45 | 60 [| @0 | 100 [ 120 | 150 | te0 ; t— ar +
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U.S. GOVERMMENT PIINTING OFFICE ; 1958-—O-477505
FRAME 015 / 016POOR LEGIBILITY — PENDING RE-EXAMINATION
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| prereeny : U. S. DEPARTMENT OF COMMERCE, WEATHER BUREAU
| SURFACE WEATHER | OBSERVATIONS
gE STATION ........- HUBDADE COR, DeCen BSG. DATE —~.. 1964 MAY 18.
Bute | ucnuiry | "oree | towesT LAYER ace ane sages ra FOURTH LAYER] OPAQUE 2
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PEAK GUST 8 TO VIS.
THICK.
WATER berTH DI NCE ON sans RIVER | ax ‘| TER ee
MP. | TEMP. y SPEED] .-. | TIME N MAX, h H F |
Tee) | ery | Equiv. | MaNsso | NS) |Gxnors) oon [ES.T.| WATER GAGE | ho. | RH. Fits
(ins.) N (iNS.) L [ a5 lor
{ 4. f= 2.
| 90 REMARKS, NOTES AND MISCELLANEOUS PHENOMENA | '
Total sunshine Sunrise Sunset
Fastest observed 1-minute wind speed m.p.h., or
Fastest mile m.p.h.; associated direction and time: |
Excessive precipitation: —
&t (MINUTES) 5 10 15 | 20 30 45 60 | 80 100 | 120 150 | 180 T : —
PRECIPITATION .
(INCHES) :
|
= - = =a: ae ee —
: or = = F
i
: | : 4 1
: : ae
‘ ‘ '
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—_—__— — u +-——

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U. S. GOVERNMENT PRINTING OFFICE ; 19i—O-477505
FRAME 016 / 016tesseract-200dpi
woo
T EP SS

CONTE

es GO se

Rowin
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surface

(m.)

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Elevation angle®

—

Smoothed

Ssh EVE Tt

Distance from
observation

point

U.S. DEPARTMENT OF COMMERCE
WEATHER BUREAU

G.77° 28° W|° Winps-ALOFT COMPUTATION SHEET
TALION ZCO=S

(LANDSTATION FORM)

WBAN-20

Orientation,

Azimuth
angle

ornt ou

Direction?
360°= N,

360° = South

Speed
(m.p.s.)

7 th mar.

ctva
time

Pressure
(mb.)

Altitude
(m., m.s.1.)

|__| Yeor |Month| Day | Time}
WA Ay Ob2 0

= =

Elapsed
time (min.)

lumns

_|eo

ot]

Min, alt. wind spe
45 m.p.s. of more

d
fin.)

Moximum Wind Speed Dota

Alt. of muximum
wind speed (m.

Mox. wind

(in. p.3.) 0

Dir, (gorges) and speed

tax. alt. wind sperd
45 m.p.s. of more (m.)

appeor on reverse side

Enter check if additional levels