Documents / FOIA release

(Analysis of Reports of Unidentified Aerial Objects)

Central Intelligence Agency · 2005-07-12 · 312 pages · text by OCR, confidence 99%

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Approved For Release 2005/07/20 : CIA-RDP81R00560R000100060001-5 CODE 59 LIGHT COLOR CODE 60 COLOR GROUP CLASSIFICATION CODE 61 NUMBER X Variable X Light glow X Y Y Y 0 White 0 White 0 1 1 Black 1 Metallic 1 2 2 Grey 2 Red 2 3 3 Red 3 Orange 3 4 4 Orange 4 Yellow 4 5 5 Yellow 5 Green 5 6 6 Green 6 Blue 6 7 -10 7 Blue 7 Violet 7 11-20 8 Violet 8 Black 8 21-30 9 Other 9 Other 9 31 or more CODE 62 SPEED CODE 63 SHAPE CODE 64 SUBTENDED VISUAL ANGLE (Referred to sun diameter) Variable X Variable X Decreased in size Hovering, stationary Y Y Less than 100 mph 0 Ellipse 0 0.1 100 - 400 mph 1 Rocket 1 0.2 More than 400 mph 2 Conventional aircraft 2 0.5 Meteor-like 3 Unconventional aircraft 3 0.75 Not stated 4 Meteor, comet 4 1.0 5 Lenticular 5 1.5 6 Conical 6 2.0 7 Teardrop 7 4.0 8 Flame, tails, fire 8 4.0 to 10.0 Other 9 Fire 9 Other CODE 65 LIGHT BRIGHTNESS (Intensity) CODE 66 ANGULAR VELOCITY X Decreased X Variable Y Y 0 Sunlight on mirror 0 Zero 1 Sunlight on aluminum 1 Very slow, 1° per second 2 Sunlight on plaster 2 Slow, 3° per second 3 Sunlight on stone 3 Moderate, 6° per second 4 Sunlight on soil 4 Rapid, 12° per second 5 Brighter than moon 5 Very fast, 30° second 6 Like moon 6 Extremely fast, 90° per second 7 Duller than moon 7 More than 90° per second 8 Barely visible 8 9 Other 9 Other 306 Approved For Release 2005/07/20 : CIA-RDP81R00560R000100060001-5

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FOIA release, from the cia-readingroom collection. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model (mean confidence 99%); expect the odd misread word. 312 pages are in the text index: search them above, or from the library's search.