PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969

CASE REFERENCE6310608

DATE OF SIGHTINGMarch 1952

REPORTED LOCATIONNATIONALCITY CALIF

FRAMES9

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Transcribed Frames

FRAME 001 / 009POOR LEGIBILITY — PENDING RE-EXAMINATION

-
.

FRAME 002 / 009paddle-gpu-200dpi

for further identificntion, traeking, ind trimngulatdon. Source has
submitted vorious sketchos and mathoratieal conootations conceming
sightings mado during
OFHO 2. PETAIIS:
National an cnginoor with the Consolidatod-
1l4oo4 Cnlilomin
All ngs were made at night and concorn motoc
Included with the abovo aro reports uieted by ir.
S colleagues, CA , San Diogo,
California, and lir. , Son Viogo,
Colifornia. These reporta ceneorn of a (roorfire boll
on 2 Narch 1952 at tho by iir. and Mr. 912
May 1952 by Nr. at the
jesa.
1
TBCLASSIFIED AFTER 12 YEARS
DOD DIR 5200.10 X
SMAMA-Jun 50-30M

FRAME 003 / 009paddle-gpu-200dpi

Colonel, USAF
District Commander
Vcco: Commanding General
Air Materiel Comand
Wright-Patterson Air Force Base
Dayton, Chio
ATTN: NCIS,
w/incl as listed tter .
.
.
i
- UNCLASSIFIED
2
1
- .

FRAME 004 / 009paddle-gpu-200dpi

more than a mile to the
south of me. I would ostimnte it patoly 400 above tho
horizon.
learin a0
by conventional means. explainod
The above
/s/
See atte
.
CERTIFIED COPY

FRAME 005 / 009paddle-gpu-200dpi

us
d
= 4,06
12.0° 40°
a
e=6.34 MILES
ASBURY'S POINT CARR'S POINT
OF VIew OF VIEW
BAW4 EL CAVON 182 NEAR NEWELL 57
SAN DIEGO NOTIONAL CITY
.
d =
6.34 6.34
- 4..06 MILES
. 2.75 - 1.19 1.56
.
6,33 MILES
.02085 XFT .0208FT
- = XFT
.0003PM. 6.33M1. 217
33422 FT.
.00038× =.1317
DIA. 2X=695.18
X = 348 FT. DIA.
.
.

FRAME 006 / 009paddle-gpu-200dpi

MEROK APPROXIMATELY 8.55 P.M. P.D.S.T.
5 DEAREES OF ARC
MAY 13, 1952
LATITUDE 32°
DUHBS C
. .
DECLINATION OF 150 b =acol50 '
= 12.25 ×11.4 140.0175
=140
MILES
a.12.25 J
|
POLGRIS PLARIS 1 33 b=Cc0433° E
C=140 MILES =140x.8387 =140×.8387
1 1 b
=117.5 = 117.418 MILES
ALTITUDE OF POINT ALTITUDE OF POINT OF ! MILES .
OF
ORIGIN OF RED TRAIL TRAIL
LEFT BY OBUECT=117.S LEFT BY OBUECT=11Z.S
MILES.
1
-
ASSUMED To KECK IN EPHCAICTRIS FOR
BC DO ANGLE (TME.T LONGITUDE) 85°
CARR'S PONNT HANEY'S
OF OBSERUATION BASE LINE POInT OF
2408 E. 18TH ST OBSERUATION
NATIONAL CITY, 12.75 MILES 970 1ST AVE
CALICORNIA. PER COUNTY SURUEVOR'S MAP EL CAJON,
CALIFORNIA.
5I6

FRAME 007 / 009paddle-gpu-200dpi

c a.-12.25 M1. B
b= 12.25 ×.99939
,1045

FRAME 008 / 009paddle-gpu-200dpi

C
a - 12.25 MILES
1
a×siB

FRAME 009 / 009paddle-gpu-200dpi

The Union, the Coast Guard and disappeared from view.
station, Navy installations and Rudolph M. Lippert, secretary
the police were flooded with calls of the San Diego Astrophysical
from curious residents in all sec Society, tentatively identified it
' as a large meteor. He said
tions of the metropolitan area the "big fellows usually have a
greenish color." Airline pilots.
. the Coast Guard and the Navy
IN THE also tentatively evaluated it as a
meteor.
UNION TODAY The Coast Guard sent a heli-
copter aloft to investigate the re-
Comics-Page a-8. ports but it saw nothing unusual.
Chester Silvernail, State College
County News-Page a-4. astronomy professor, said re-
Editorials-Page b.2. ports seerned to indicate that the
Financial-Pages a-12, 13. fireball probably was a meteor.
Sports--Pages b-3, 4, 5. He said this could not be ac-