Identification studies of UFOs
Breakdown of cases

Category
NL
DD
CE
RV
Total Cases
Percent
-
-
-
-
-
-
-
Astronomical
-
-
-
-
-
-
bright stars or planets
360
2
16
2
380
29%
meteors, re-entering man-made spacecraft
113
5
4
0
122
9%
artificial satellites
24
0
0
0
24
2%
moon
22
0
0
0
22
2%
TOTAL (all cases)
519
7
22
2
550
42%
-
-
-
-
-
-
-
Aircraft
-
-
-
-
-
-
advertising planes
230
0
22
0
252
19%
other aircraft
196
22
6
0
224
17%
missile launches
9
0
1
0
10
0.7%
TOTAL
435
22
29
0
486
37%
-
-
-
-
-
-
-
balloons
23
35
2
3
63
5%
birds
5
1
0
0
6
0.5%
clouds, dust
10
2
0
0
12
0.9%
light phenomena (mirage, moon dog, ground lights, searchlights, etc.)
9
1
4
0
14
1.1%
other (kites, flares, reflections, windblown debris, etc.)
12
3
1
0
16
1.2%
-
-
-
-
-
-
-
Total Identified
-
-
-
-
-
-
Cases
1024
71
58
5
1158
88.6%
Percent
78.3%
5.4%
4.4%
.4%
88.6%
-
-
-
-
-
-
-
-
Total Unidentified
-
-
-
-
-
-
Cases
79
18
16
0
113
8.6%
Percent
6%
1.4%
1.2%
0%
8.6%
-
-
-
-
-
-
-
-
MISC (insufficient information, inconsistent accounts, unreliable witnesses)
-
-
-
-
36
2.8%
-
-
-
-
-
-
-
Total all cases
-
-
-
-
-
-
Cases
1103
89
74
5
1307
100%
Percent
84.4%
6.8%
5.7%
0.4%
100%
-

Question: What conclusions did Hendry make about whether the identified and unidentified cases were unknowns (UFOs)?
Answer: Out of 1,307 cases Hendry deemed 88.6% and 8.6% were unknowns (UFOs).