UAP Reported at Sandia Base, 1948-1950

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CONFIDENTIAL

Summary of Sightings of Unknown Aerial Phenomena, 17th District OSI (cont)

Number | Date | Time | Number of Observers | *Reliability of Observers | General Area of Occurrence | Apparent Direction of Flight | Apparent Altitude | Course Horizontal to Vertical | Color | Train or Trail | Duration of Observation | Sound | Shape | Apparent Size | Apparent Speed | Manner of Disappearance | Evaluation
174 | 1950 24 Feb | 1400 | 1 | R | Albuquerque, New Mexico | E by SE | About 20° above horizon |  | Bright white | None | 20-30 secs | None | Round | Compared w/size of weather balloon as it disappeared in distance | Very slow | Faded out of sight | (2)
175 * | 24 Feb | 1930 | 1 | R | Datil, New Mexico | NW |  |  | White changing to red & green | Yes | 2 hrs 30 mts | None | Round |  | 1° per 2 mts. | Disappeared | (1) (2)
176 | 24 Feb | 1345 | 1 | Unk | Los Alamos, New Mexico | E then turned W | 25,000-30,000' | Straight up | White, kept flashing like mirror in sun | None | 20 mts | None |  |  | Very fast | Went straight up out of sight | (2)
177 | 24 Feb | 1340 | 1 | Unk | Los Alamos, New Mexico | E to W W to E then st. up | 30,000' | Straight up | Silvery white | None | 20 mts | None |  |  |  | Went straight up out of sight | (2)
178 | 24 Feb | 1315 | 1 | R | Los Alamos, New Mexico | Erratic generally NE | 20,000-30,000' |  | Silvery | None | 15 mts | None | Saucer-shaped | 100' across if at 20,000-30,000' | As fast or faster than sound | Disappeared | (2)

***See attached photograph.

CONFIDENTIAL

NW 91526

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