Project Blue Book Special Report No. 14: Analysis of Reports of Unidentified Aerial Objects

Equation
0- Balloon
I-Astnnmical
2-Aucraft
J-Li|tit Pftenon.
4-Birds
S-CloudJ, Dust, t i c
frlnsiflic Into.
7-PsycfDl0|ial
>-Unknown
9-Ottier
Tot-
y-OA
NumbH
Certain
j
J.I
4
o
J
0
f}
7
3S
Doubtful
7
/
o
o
o
/
31
Total
4
//
2
o
1
o
7
4
77
Pet Cent
Certain
/3
2?.i
S.7
O.O
j 3
O.O
/ • • *
O.O
9>
4M
Doubtful | Total
9.1
J.L
/3
O.O
O .a
O.O
O.O
/.3
So.C
S.7
Jft
/4i
0,0
( • *
O.o
9-i
/oo.
fr/o/ii' 3
Number
>rtain
/
J-
J"1
A
a
0
4
o
/o

o
o
Total
7
/
4
0
4
o
/o
Per Cent
Certain
JL
/3JL
OO
O.o
0 o
2L.3
S-Z
ILL
Doubtful
S3,
J.&
AO
O.O
O.o
O.a
t.o
Total
79
k*
e.o
0.0
f.O
2Li
S3
loo-
is/A/
Number
Certain
O
2
e>
3
a
o
/ A
0
AH
Doubtful
/
j
46
1

a,
o
o
s
Total
4
9
O
4
o
/A
o
34.
Per Cent
Certain
• i f
S.L
/J.f
t.0
O.o
'4-7
o.o
S3-3
O.o
11.8
Doubtful
2.1
J-.C
JA/
o.o
X-9
o.o
o o
0.0
O.o
o.o
21.2
Total
JJT.O
o.o
//./
O.a
/£-)
0.O
33.3
0.O
/0O.
Evaluation
0- Balloon
1-Astnnmical
2-Airciaft
3-Lifhl Phenoni.
4-Bints
5-Clowls, Dust, e t c
6-lnsiflic Info.
7-Psytholojical
S-UntoKian
KlttlM
Total
Number _ j
Certain
/s\
2
/o
o
o
a
«r
/
3
Doubtfu
3
$
o
.•?
0
/
o
o
Total
^?
a '
/S
a
a
3
JT
3
• Per Cent
Certain
JS.t
/ff.X
O4
o.o
0.O
.o
O.o
3.2
-CJ
^ • 2
*?4
3,2
/fie.
£-3o /V/virfj
Number
Certain
/ *
/e
JL
a
a
7
-r
U
Doubtful
/2
4
/o
4
0
O
O
O
o
o
3*
Total
3o
14
li
C
o
o
7
j '
/(.
PerCenl
Certain
/f.4
Sot
12,
12.
a.o
UL
nx
Doubtful
/Ji-9
4*
/*.f
4-1
0o
O.O
O0
o.o
0.a
32.3
Total
2%i
tf-t
11 o
U
Oo
Oo
J4
/7-2
Jt-2
Number
;«tain
t
^L
o
£>
A
0
0
//
2A.
Doubtful
3
j '
/
o
»
o
e>
a

o
9
Total
fl
/(,
?
0
O
0
0
0
//
Percent
Certain
Jl.L
AXL
41
fi.o
O.o
0.0
O.O
0.0
2X.C
Al
79./
Doubtful
U
//•£>
J-3
0O
Oo
-&O-
6.O
o.o
O.O
0 O
Total
3S.I
31-2
70
&&-
-AJi-
0,0
00
00
4-7
leo^
Hunter
Certain
/3
/o~
_£_
a
a
/
3.
£±
4
Doubtful
JT
4
o
o
o
o
(
o
o
I*
Total
/f
rt
O
1
3
4
/e>3
Percent
Certain
fM
.?
O.o
O.O
O 0
0.0
/s
Number
Certain
g
a
J
4-
a
J.3\-
Doubtful
2.
1
0
o
0
o
0
0
Total
1
a
o
1
0
4
o
/f
Percent
Certain
O.O
O O
4X.I
O.O
a.o
Oo
~C3
O.o
0-0
£&
Doubtful
/AS
s.i
S.3
O.O
O.O
o.o
o.o
o. o
o.o
3U
Total
/O.S
/if
414
O.O
O.O
0*
A/./
o.o
/oo.
&
Certain
/
/
/9
0
o
0
/

oo..
o.o
0.O
O.O
21.1
Total
so.6
o.o
££l
2C
^2C
o.o
x.C
o.o
3/~t
/0O.
Evaluation
0-Balloon
l-Astmnonical
2-Airciaft
3-Light Ptierna.
4-Birih
S-Clouds, Dust, etc
6-lnsiflic tifo.
7-Psydnki|ial
S-Unkno«n
M t h w
Total
Number
Certain
/7
/
/3
/
/
o
• 1 '
/
Jo
/
^o_
Doubtful
O
/o
/
o
0
c?
0
o
1
t1
Total
/
23
/
o
s~
1
Jo
Z
17
PerCent
Certain
JJL
IA1
/*
/•3
to
ZLAL
2C.a
A3
tfl
Doubtful
u0.0
/3.o
/.*
0 0
o.o
DO
O.o
32.1
Total
*U
0.3
Ae Jo AI/'/uTfis
Number
;ertain
£
/
o
0
/
J,
7
4
Doubtful
3
1
0
O
0_
5~
o
o
1
$
Total
4
/
o
t?
/
0
p.
7
/
XS
Per Cent
Certain
24.o
/2.o
4.o
4.O
O.O
4o
O.O
to
ZS.o
o.e
too
Doubtful
/a.o
JhO_
O.e
O.O
o.o
O.O
o.o
4.o
Jo.o
Total
Mo
4.0
a.o
O.o
4.o
O.o
go
4-O
/ML-
l>u/e/)T/o'S sfor STATED
Number
Certain
/ '
/
'9
/
o
2o
i
/•r
/
13
Ooubtful
3
3
4
0
/
0
o
0
a
a
//
Total
13
4
2*
I
1
o
2o
/
/s-
S4
PerCent
Certain
US-
Ax
J2.L
JJL
0.0
O.o
23t
/2
A7.f
1.1
Ul
Doubtful
3.6
3M
0.0
/.*
0.a
O.o
0.0
O.O
o.o
/3.I
Total
/•r.s
4-1
27,4
/•z
(.*
O.o
J3.{
/ • *
/7,9
7./
/O0.
228