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

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TABLE A22 EVALUATION OF OBJECT SIGHTINGS BY MONTH OF YEAR, 1950

Evaluation | JANUARY | FEBRUARY | MARCH | APRIL
Number | Per Cent | Number | Per Cent | Number | Per Cent | Number | Per Cent
Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total
0-Balloon | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 2 | 0 | 2 | 15.4 | 0.0 | 15.4 | 5 | 1 | 6 | 17.9 | 3.6 | 21.5 | 1 | 0 | 1 | 7.1 | 0.0 | 7.1
1-Astronomical | 5 | 3 | 8 | 38.5 | 23.1 | 61.6 | 2 | 3 | 5 | 15.4 | 23.1 | 38.5 | 4 | 0 | 4 | 14.3 | 0.0 | 14.3 | 1 | 0 | 1 | 7.1 | 0.0 | 7.1
2-Aircraft | 2 | 0 | 2 | 15.4 | 0.0 | 15.4 | 2 | 0 | 2 | 15.4 | 0.0 | 15.4 | 3 | 4 | 7 | 10.7 | 14.3 | 25.0 | 2 | 0 | 2 | 14.3 | 0.0 | 14.3
3-Light Phenom. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
4-Birds | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
5-Clouds, Dust, etc. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
6-Insuffic. Info. | 1 | 0 | 1 | 7.7 | 0.0 | 7.7 | 1 | 0 | 1 | 7.7 | 0.0 | 7.7 | 6 | 0 | 6 | 21.4 | 0.0 | 21.4 | 3 | 0 | 3 | 21.4 | 0.0 | 21.4
7-Psychological | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 7.1 | 0.0 | 7.1
8-Unknown | 1 | 0 | 1 | 7.7 | 0.0 | 7.7 | 1 | 0 | 1 | 7.7 | 0.0 | 7.7 | 4 | 0 | 4 | 14.3 | 0.0 | 14.3 | 6 | 0 | 6 | 42.9 | 0.0 | 42.9
9-Other | 1 | 0 | 1 | 7.7 | 0.0 | 7.7 | 2 | 0 | 2 | 15.4 | 0.0 | 15.4 | 0 | 1 | 1 | 0.0 | 3.6 | 3.6 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
Total | 10 | 3 | 13 | 76.9 | 23.1 | 100. | 10 | 3 | 13 | 76.9 | 23.1 | 100. | 22 | 6 | 28 | 78.6 | 21.4 | 100. | 14 | 0 | 14 | 100.0 | 0.0 | 100.

Evaluation | MAY | JUNE | JULY | AUGUST
Number | Per Cent | Number | Per Cent | Number | Per Cent | Number | Per Cent
Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total
0-Balloon | 1 | 0 | 1 | 14.3 | 0.0 | 14.3 | 4 | 0 | 4 | 66.7 | 0.0 | 67.0 | 1 | 0 | 1 | 6.7 | 0.0 | 6.7 | 2 | 0 | 2 | 10.0 | 0.0 | 10.0
1-Astronomical | 1 | 1 | 2 | 14.3 | 14.3 | 28.6 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 6.7 | 0.0 | 6.7 | 1 | 4 | 5 | 5.0 | 20.0 | 25.0
2-Aircraft | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 4 | 1 | 5 | 26.7 | 6.7 | 33.4 | 4 | 1 | 5 | 20.2 | 5.0 | 25.0
3-Light Phenom. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
4-Birds | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
5-Clouds, Dust, etc. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
6-Insuffic. Info. | 2 | 0 | 2 | 28.6 | 0.0 | 28.6 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 4 | 0 | 4 | 26.7 | 0.0 | 26.7 | 2 | 0 | 2 | 10.0 | 0.0 | 10.0
7-Psychological | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
8-Unknown | 1 | 0 | 1 | 14.3 | 0.0 | 14.3 | 2 | 0 | 2 | 33.3 | 0.0 | 33.3 | 4 | 0 | 4 | 26.7 | 0.0 | 26.7 | 5 | 0 | 5 | 25.0 | 0.0 | 25.0
9-Other | 0 | 1 | 1 | 0.0 | 14.3 | 14.3 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 5.0 | 0.0 | 5.0
Total | 5 | 2 | 7 | 71.4 | 28.6 | 100. | 6 | 0 | 6 | 100.0 | 0.0 | 100. | 14 | 1 | 15 | 93.3 | 6.7 | 100. | 15 | 5 | 20 | 75.0 | 25.0 | 100.

Evaluation | SEPTEMBER | OCTOBER | NOVEMBER | DECEMBER
Number | Per Cent | Number | Per Cent | Number | Per Cent | Number | Per Cent
Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total | Certain | Doubtful | Total
0-Balloon | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 10.0 | 0.0 | 10.0 | 2 | 0 | 2 | 16.7 | 0.0 | 16.7 | 2 | 3 | 5 | 11.8 | 17.6 | 29.4
1-Astronomical | 5 | 0 | 5 | 38.5 | 0.0 | 38.5 | 1 | 1 | 2 | 10.0 | 10.0 | 20.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 4 | 2 | 6 | 23.5 | 11.8 | 35.3
2-Aircraft | 2 | 0 | 2 | 15.4 | 0.0 | 15.4 | 0 | 1 | 1 | 0.0 | 10.0 | 10.0 | 2 | 2 | 4 | 16.7 | 16.7 | 33.4 | 1 | 0 | 1 | 5.9 | 0.0 | 5.9
3-Light Phenom. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
4-Birds | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
5-Clouds, Dust, etc. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0
6-Insuffic. Info. | 3 | 0 | 3 | 23.1 | 0.0 | 23.1 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 8.3 | 0.0 | 8.3 | 1 | 0 | 1 | 5.9 | 0.0 | 5.9
7-Psychological | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 5.9 | 0.0 | 5.9
8-Unknown | 3 | 0 | 3 | 23.1 | 0.0 | 23.1 | 6 | 0 | 6 | 60.0 | 0.0 | 60.0 | 4 | 0 | 4 | 33.3 | 0.0 | 33.3 | 2 | 0 | 2 | 11.8 | 0.0 | 11.8
9-Other | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 8.3 | 0.0 | 8.3 | 1 | 0 | 1 | 5.9 | 0.0 | 5.9
Total | 13 | 0 | 13 | 100.0 | 0.0 | 100. | 8 | 2 | 10 | 80.0 | 20.0 | 100. | 10 | 2 | 12 | 83.3 | 16.7 | 100. | 12 | 5 | 17 | 70.6 | 29.4 | 100.

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