Project Blue Book Special Report No. 14 (Analysis of Reports of Unidentified Aerial Objects)
CIA-UAP-015 · page 163 of 312
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TABLE A83 EVALUATION OF ALL SIGHTINGS BY DURATION OF SIGHTING, 1948 Evaluation | 5 SECONDS AND LESS | 6-10 SECONDS | 11-30 SECONDS | 31-60 SECONDS 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 | 2 | 3 | 2.9 | 5.9 | 8.8 | 0 | 1 | 1 | 0.0 | 5.6 | 5.6 | 0 | 2 | 2 | 0.0 | 16.7 | 16.7 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 1-Astronomical | 6 | 11 | 17 | 17.6 | 32.4 | 50.0 | 4 | 2 | 6 | 22.2 | 11.1 | 33.3 | 0 | 1 | 1 | 0.0 | 8.3 | 8.3 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 2-Aircraft | 2 | 0 | 2 | 5.9 | 0.0 | 5.9 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 8.3 | 0.0 | 8.3 | 3 | 0 | 3 | 60.0 | 0.0 | 60.0 3-Light Phenom. | 1 | 0 | 1 | 2.9 | 0.0 | 2.9 | 0 | 4 | 4 | 0.0 | 22.2 | 22.2 | 0 | 1 | 1 | 0.0 | 8.3 | 8.3 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 4-Birds | 1 | 0 | 1 | 2.9 | 0.0 | 2.9 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 1.0 | 0.0 | 1.0 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 | 5.9 | 0.0 | 5.9 | 1 | 0 | 1 | 5.6 | 0.0 | 5.6 | 1 | 0 | 1 | 8.3 | 0.0 | 8.3 | 1 | 0 | 1 | 20.0 | 0.0 | 20.0 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 | 7 | 0 | 7 | 20.6 | 0.0 | 20.6 | 6 | 0 | 6 | 33.3 | 0.0 | 33.3 | 5 | 0 | 5 | 41.7 | 0.0 | 41.7 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 9-Other | 0 | 1 | 1 | 0.0 | 2.9 | 2.9 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 1 | 1 | 0.0 | 8.3 | 8.3 | 1 | 0 | 1 | 20.0 | 0.0 | 20.0 Total | 20 | 14 | 34 | 58.8 | 41.2 | 100. | 11 | 7 | 18 | 61.1 | 38.9 | 100. | 7 | 5 | 12 | 58.3 | 41.7 | 100. | 6 | 8 | 5 | 100.0 | 0.0 | 100. Evaluation | 61 SECONDS - 5 MINUTES | 6-30 MINUTES | OVER 30 MINUTES | NOT STATED 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 | 4 | 5 | 6.7 | 26.7 | 33.4 | 3 | 5 | 8 | 13.0 | 21.7 | 34.7 | 6 | 0 | 6 | 50.0 | 0.0 | 50.0 | 6 | 6 | 12 | 7.0 | 7.0 | 14.0 1-Astronomical | 1 | 2 | 3 | 6.7 | 13.3 | 20.0 | 7 | 1 | 8 | 30.4 | 4.3 | 34.7 | 4 | 0 | 4 | 33.3 | 0.0 | 33.3 | 14 | 22 | 36 | 16.3 | 25.6 | 41.9 2-Aircraft | 3 | 1 | 4 | 20.0 | 6.7 | 26.7 | 1 | 1 | 2 | 4.3 | 4.3 | 8.6 | 1 | 0 | 1 | 8.3 | 0.0 | 8.3 | 5 | 3 | 8 | 5.8 | 3.5 | 9.3 3-Light Phenom. | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 4.3 | 0.0 | 4.3 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 1 | 1 | 0.0 | 1.2 | 1.2 4-Birds | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 1 | 1 | 0.0 | 4.3 | 4.3 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 2 | 3 | 1.2 | 2.3 | 3.5 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 | 13.3 | 0.0 | 13.3 | 1 | 0 | 1 | 4.3 | 0.0 | 4.3 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 11 | 0 | 11 | 12.8 | 0.0 | 12.8 7-Psychological | 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 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 8-Unknown | 1 | 0 | 1 | 6.7 | 0.0 | 6.7 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 8 | 0 | 8 | 9.3 | 0.0 | 9.3 9-Other | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 2 | 2 | 0.0 | 8.7 | 8.7 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 3 | 4 | 7 | 3.5 | 4.7 | 8.2 Total | 8 | 7 | 15 | 53.3 | 46.7 | 100. | 13 | 10 | 23 | 56.5 | 43.5 | 100. | 12 | 0 | 12 | 100.0 | 0.0 | 100. | 48 | 38 | 86 | 55.8 | 44.2 | 100. TABLE A84 EVALUATION OF ALL SIGHTINGS BY DURATION OF SIGHTING, 1949 Evaluation | 5 SECONDS AND LESS | 6-10 SECONDS | 11-30 SECONDS | 31-60 SECONDS 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 | 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-Astronomical | 12 | 83 | 95 | 11.4 | 79.0 | 90.4 | 0 | 6 | 6 | 0.0 | 42.9 | 42.9 | 6 | 6 | 12 | 30.0 | 30.0 | 60.0 | 3 | 1 | 4 | 10.7 | 3.6 | 14.3 2-Aircraft | 0 | 4 | 4 | 0.0 | 3.8 | 3.8 | 0 | 1 | 1 | 0.0 | 7.1 | 7.1 | 2 | 0 | 2 | 10.0 | 0.0 | 10.0 | 7 | 0 | 7 | 25.0 | 0.0 | 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 | 1 | 1 | 0.0 | 1.0 | 1.0 | 1 | 0 | 1 | 7.1 | 0.0 | 7.1 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 3 | 0 | 3 | 10.7 | 0.0 | 10.7 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. | 4 | 0 | 4 | 3.8 | 0.0 | 3.8 | 1 | 0 | 1 | 7.1 | 0.0 | 7.1 | 1 | 0 | 1 | 5.0 | 0.0 | 5.0 | 1 | 0 | 1 | 3.6 | 0.0 | 3.6 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 | 1.0 | 0.0 | 1.0 | 4 | 0 | 4 | 28.6 | 0.0 | 28.6 | 5 | 0 | 5 | 25.0 | 0.0 | 25.0 | 13 | 0 | 13 | 46.4 | 0.0 | 46.4 9-Other | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 7.1 | 0.0 | 7.1 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 Total | 17 | 88 | 105 | 16.2 | 83.8 | 100. | 7 | 7 | 14 | 50.0 | 50.0 | 100. | 14 | 6 | 20 | 70.0 | 30.0 | 100. | 27 | 1 | 28 | 76.4 | 3.6 | 100. Evaluation | 61 SECONDS - 5 MINUTES | 6-30 MINUTES | OVER 30 MINUTES | NOT STATED 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 | 9 | 1 | 10 | 23.7 | 2.6 | 26.3 | 2 | 4 | 6 | 4.4 | 8.9 | 13.3 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 5 | 0 | 5 | 3.9 | 0.0 | 3.9 1-Astronomical | 2 | 5 | 7 | 5.3 | 13.2 | 18.5 | 6 | 0 | 6 | 13.3 | 0.0 | 13.3 | 3 | 1 | 4 | 17.6 | 5.9 | 23.5 | 42 | 30 | 72 | 32.8 | 23.4 | 56.2 2-Aircraft | 7 | 2 | 9 | 18.4 | 5.3 | 23.7 | 5 | 13 | 18 | 11.1 | 28.9 | 40.0 | 0 | 1 | 1 | 0.0 | 5.9 | 5.9 | 10 | 5 | 15 | 7.8 | 3.9 | 11.7 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. | 6 | 0 | 6 | 15.8 | 0.0 | 15.8 | 2 | 0 | 2 | 4.4 | 0.0 | 4.4 | 1 | 0 | 1 | 5.9 | 0.0 | 5.9 | 20 | 0 | 20 | 15.6 | 0.0 | 15.6 7-Psychological | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 1 | 0 | 1 | 2.2 | 0.0 | 2.2 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 2 | 0 | 2 | 1.6 | 0.0 | 1.6 8-Unknown | 5 | 0 | 5 | 13.2 | 0.0 | 13.2 | 11 | 0 | 11 | 24.4 | 0.0 | 24.4 | 6 | 0 | 6 | 35.3 | 0.0 | 35.3 | 11 | 0 | 11 | 8.6 | 0.0 | 8.6 9-Other | 1 | 0 | 1 | 2.6 | 0.0 | 2.6 | 1 | 0 | 1 | 2.2 | 0.0 | 2.2 | 5 | 0 | 5 | 29.4 | 0.0 | 29.4 | 3 | 0 | 3 | 2.3 | 0.0 | 2.3 Total | 30 | 8 | 38 | 78.9 | 21.1 | 100. | 28 | 17 | 45 | 62.2 | 37.8 | 100. | 15 | 2 | 17 | 88.2 | 11.8 | 100. | 93 | 35 | 128 | 72.7 | 27.3 | 100. 154