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

PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969
CASE REFERENCE9670386
DATE OF SIGHTINGApril 1948
REPORTED LOCATIONNorth Atlantic62DEG00N33DEG00W
FRAMES7

Machine transcription · mean legibility 67.2/100 · engines: tesseract-200dpi

Transcribed Frames

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FRAME 002 / 007tesseract-200dpi
Incident 7124 -~ North Atlantic -- 18 April 1948

On the basis of the information given about

Sighting, no astronomical explanation of the inoident

likelye Could tho sishting possibly refer to a flook

birds?

this radar

is at all
FRAME 003 / 007tesseract-200dpi
This target was contacted on the air search radar at 1500 GOT on Lo Avril lid.
tie first contact was made at 65C0 yards and was tracked to 16,000 yards

giving a velocity of aporoaxinmately 30 mepel.s Ths area in wich the . |
target was contacted «as thorong: ly soarc!: visually and were “ere no .

clowds aor weather fronts in said areca. “hore vere no target indications |
on the surface radar. ‘the target stren¢th was 55 fadingat 1,000 yards. !
FRAME 004 / 007POOR LEGIBILITY — PENDING RE-EXAMINATION
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CHECK=LIST = UNIDENTIFIBD FL

Date =—s-«—AS April 1945

Time 4500 CT

Location iorth -tlantic, 62°06".

Name of observer jj/5

Occupation of obgorvor

.

YING OBJECTS

55°00"!

Jeather station satrol

Address of.,observor Pygi, Const Guard Lis rict

Placo of obsorvation Aig
Numbor of objects Ue

Distanco of object from obsorver
Timo in sight /s

Altitude w/5

Speod 30 uph

Diroction of flight u/S

Tactics l/s

ifv
Siz JS
“ i, Ia

Odor dotoctad u/s
Apparent construction /5

exhaust trails n/3

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4- = = ~ =
+4 ton S OT i ru liens
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aS: Sch E ciaent 13 2

i's also ftisd in radar 31 7nt1

-

5500 vards ~ 16000 vards
FRAME 005 / 007tesseract-200dpi
Address Reoly + NITED SATBS COAST GUARD
THs CO. ..ANDSNT “UuyD) Washington 25, D. OC,
Refer bo Pile

19 May 1948

from: Commandant

TO: deadquarters Air Moteriel Command Wright-Patterson Air Sorce
Base, Dayton, Ohio = Asta: MOLA(XD.3)

Subj: Ranort on unidentified radar target; renort of sighting of
flying dises, ete.; forwarding of

| The attached cony of renort from the Commanding Offic

regarding an unidentified radar target, is 231f-explanat ory an nA

USC CGC Dis
vOTy fo
your information.

rwarded for

Ze Also inclosed ars two conies of a renort received fromthe Commanding

Officer, Coast Guard Air Station, San Diego, California with reference to ithe
sighting of venor trails. ‘his renort was annarently submitted by Coast Guard
aviation personnel because of the local attention they attracted and to throw
light on sudsequent wild renorts that mignt be received from unqualified observers
from that area,

By direction of the Commandant,

S. Y. HAMMOND

Lieut, Comdr, Us0G

Uni -f, Intellizence & Lew
Enforcement Division
FRAME 006 / 007tesseract-200dpi
COPY (ey) U. 8. ¢. GC. BIBS

Commanding Officer .
USCGO SITES (WP&31), Boston 13, Mass. 12 May 4g
601

Prom: Commanding Officer, USCGO Siss
TO: The Commandant f{IN?)

Via: Commander, First Cost Gurd District (aii)
Subj: Unidentified Radar Target; rerort of
Ref: (sa) Intdligence and lew Enforcement Circular No, 1-46

2, In accordance with reference (2), the following report is submitted
covering an unidentified radar target tracked while this ship was on Ocean

\ eather 3 Station patrolon Station Able (62-00 N, 33-00%) from 3 to 2b April
1946,

2. ‘this target was contacted on the air search radar oa GOT on
18 Aorillcus, The first contact was made at 6500: pies Dy ond was tracked ¢

18, 000 3 yards giving a velocity of spproxinately 30 mph. The ) rea in

which + ne target was contacted was thoroughly searched vismally and there
were no clouds nor weather fronts in sai d ares there were no auaah indi-

cations on the surface radar, ‘The target strength was > fading at 18,000
yards.

}* The ibove time and cate was tne only time this phenomenon wes observed
ce of |

er, t Coast Guard District
Boston 13, wp cn
end rerer to file: O--.dl

7

«. Tor Headquarters information

~_ “=~
FRAME 007 / 007tesseract-200dpi
De HYNEK'S EVALUATIONS EXTRACTED FROM PROJECT GRUDGE REPORT.

INCILENT INDEA

1. Astrononical

a. Eish probability:

726, 27, 30, $1, 32, 33, 4, 48, 49, 59, 60, 56, 69, 70,
95, 96, 97, 98, 101, 102, 103, 104, 116, 119, 1352, 156,

94,
140,

147, 148, 158, 174, 184, 185, 187, 197, 203, 204, 208, 216,

21°, 238.

b. Fair or low probabilitys
OA

FS, 20, 25, 24, 28, 3d, 35, 45, 50, 63, 67, BU, B82, S35, 100,
112, 120, 121, 129, 130, 144, 153, 165, 166, 167, 175, 192,
199, 202, 205, 220, 230, 240.

2. Yon-astroncaival tut suggestive of other explanations

a. Balloons or ordinary aircraft:
#3, 11, 22, 41, 42, 53, 54, 73, 81, 83, 91, 92, 11s, 114, 115,
126, 131, 138, 141, 145, 155, 156, 157, 159, 160, 161, 165,
169, 171, 173, 175, 180, 182, 198, 190, 194, 195, 196, 198,
200, 201, 209, 21U, 217, 222, 255, <o7, 5%
b, Kookets, flares or falling bodies:
#4, 5, &, 7, 8, 9, 12, 15, 14, 15, 16, 25, 56, 65, 78, 106, 107,

106, 109, 133, 170, 211, 219.

-

c» MMisoellansous (reflections, aurora

#39, 89, 123,

S, Son-astronouical, with no sxplanation evident

7~

a» Lack of evidence precludes explanatioas

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1 streamers, birds, ato.)
124, 128, 145, 164, 181, 199, <14, 221i, 251, 254-6

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