PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969

CASE REFERENCE6958984

DATE OF SIGHTINGApril 1955

REPORTED LOCATIONPendleton Oregon

FRAMES4

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Transcribed Frames

FRAME 001 / 004paddle-gpu-200dpi

1 PROJECT 10073 RECORD CARD
12. CONCLUSIONS 7/
I. DATE 2. LOCATION
0 Was Bolloon
0 Probably Balloon
28 April 1955 Pendleton, Oregon 0 Possibly Balloon
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION Was Aircraft
0
XXGround-Visual Ground-Rudar 0 Probably Aircraft
Local.._ - Possibly Aircraft
29/0430Z Air-Visual Air-Intercept Radar
GMT_ 0 Was Astronomical
5. PHOTOS 6. SOURCE 0 Probably Astronomical
Yes 0 Possibly Astronomical
XNo Civilian
NUMBER OF OBJECTS 9. COURSE 0 Other.
7. LENGTH OF OBSERYATION 8. 0 Insufficient Data for Evaluation
0 Unknown
one North .
1-2 seconds
11. COMMENTS
10. BRIEF SUMMARY OF SIGHTING
as saucer and plate. Meteor observation.
White. Described
Vapor trails.
.

FRAME 002 / 004paddle-gpu-200dpi

-
1
-
-
Iwitnin lwitwin IN
INFORMATION 5
-2 MA11655 31APR55 04 022
10 13 - 10 13
2. ltia
3 lteng2
1A02
WFDA11 YMA332 XYAS2ZXMAD 12KLAD68
KA JMP th
2UY
D1ZDSS
WR JELEN JEDWP JERH9 PKL JWPDM
De JPDN 412
R 291500Z
,

FRAME 003 / 004paddle-gpu-200dpi

JMPKL/COMWADF HAMILTON AFE CALIF -
JUWPDM/CONDR FLT 1-A 46S2 A AISSRON MCCHORD AFB TACOMA WN
T
OMA I FOOT ACROSE PD C CMA WHITE PDD CMA I PD E CMA NONE PD F
CHA VAPER TRAILS PD G CMA NONE PD H CHA NONE PD I CMA NONE PD 2
<
CHA MORTH TILL OUT OF SIGHT PD D CMA OVERHEAD DUE NORTH PD E CMA <
DJT CF VISUAL SIGHT PD F CMA 1 TO 2 SECONDS PD 3 CLN A CMA VISUAL PD
CMA NONE PD C CMA NONE PD 4 CLN A CMA 29 APR 55 B43. CMA NIGHT PD
5 GLN EA1441 OVER - IN PD 6 CLN A CMA CMA
AGE 42 CMA PENDLETON CMA OREGON PD B CNA NA ETON CMA OREGON PD B CNA NA .
PD 7 CLN A CMA PD7 CLN A CMA LIGHT RAIN CMA SSD FT OVERCAST CMA VISABILITY LIGHT RAIN CMA SED FT OVERCAST CMA VISABILITY
1 POOR CKA723 POOR CMA17237
PAGE TWO JUPDM 41Z
CMA FURFACE CNA 34D DEG CMA 22 KT CMA S9DD CMA 13D DEG CMA 12 KT
CHA BAAD CMA 15D DEG CMA 15 KT CMA 163AD CMA 1CB DEG CMA 1B KT PD C
t...A DAWSD OVERCAST PD D CMA POCR PD E CMA NONE P D F CMA NONE PD 3
CLN NONE PD 9 CMA NONE PD D CLN 1 AIRCRAFT SW PD 11 CLN DI CMA STH
MDIV CHA NO CORRELATION WITH RADAR OR WEATHER CMA CCAUSE OF SIGHTING
SAK.CMN PD POELIBLY OFSERVER ZAV PECULIAR CONTRAIL FORMATION
CALTING MISINTERPRETATION OF SIGHING UFO3 PD 12 CLN NONE PD END
2-/C127Z APR JMPDM

FRAME 004 / 004paddle-gpu-200dpi

UFOB INDEX CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
28 April 1955 Pendleton, Cregon 0 Was Balloon
28 0 Probably Balloon 7
3. 4. TYPE OF OBSERVATION Possibly Balloon
DATE-TIME GROUP
Local Ground-Visual Ground-Radar 0 Was Aircraft
29/0430 0 Probably Aircraft
GMT. GMT. 291 15430 Air-Visual Air-Intercept Radar Air-Intercept Radar 0 0 Possibly Aircraft Possibly Aircraft
5. PHOTOS PHOTOS 6. SOURCE 0 Was Astronomical Was Astronomical
E Probably Astronomical Probably Astronomical
Yos Civillian 2 Possibly Astronomical
7. LENGTH OF ORE 0 OBSERVATION RVATION 8. NUMB BJECTS ECTS 9. COURSE Other
LENCTH OF ORSE OD O (i) (i) Nox 000 Insufficient Data for r Evaluation Evaluation
Unknown
10. 10. 11. 11. COMMENTS
Due to the brevity ofsighting, 1-2 Due to the brevity ofsighting, l-2
to be one (1) foot in diameter, white in col- seconds, further investigation was
Or, was Pirst observed overhead and in l-2 Or, was first observed overhead and in 1-2 not deemed worthwhila.
seconds this objeot disappeared to the north. seconds this objeot disappearsd to the north.
L. Possibly astronomical
1
AISOP Form 5 (15 Oct 54)