CONFIDENTIAL SUMMARY OF PHENOMENA OF UNIDENTIFIED AERIAL PHENOMENA Reported by the 17th District Office of Special Investigations (IG), Kirtland Air Force Base, New Mexico | Number | Date | Time | Number of Observers | *Reliability of Observers | General Area of Occurrence | Apparent Direction of Flight | Apparent Altitude | Course Horizontal or Vertical | Color | Train or Trail | Duration of Observation | Sound | Shape | Apparent Size | Apparent Speed | Manner of Disappearance | |---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---| | 1 | 7 Jan | 0700 | 1 | [unclear] | Vicinity of impact on line between Crest and Elev | Almost vertical descent followed by "bouncing" | | 20° above horizon Descending | Brilliant white | | 2 - 3 secs. | None | | Compare w/planet Venus on unusually clear night | | Disappeared | | 2 | Letter rcvd 1947 | App. 2000 | 1 | [unclear] | Vaughn, New Mexico | | 800' - 900' | Descending slowly in vertical manner | White | | | None | Round | Larger than basketball | Descending slowly | | | 3 | 1948 27 Jul | 0835 - 0845 | 1 | [unclear] | Albuquerque, New Mexico | | | | Pure luminous reflected light | | | None | Flat and round | | Stationary at times | | | 4 | 4 Aug | 0200 & 0300 | 2 | [unclear] | North Powder, Oregon | N. to SE | 5000' | Horizontal line | Green | | | | | Softball | 720 mph | Extinguished | LEGEND: *Reliability of Observers: VR - Very Reliable R - Reliable UnR - Unknown Reliability (1) "Green Fireball Phenomena" (2) "Disk" or Variation (3) Probable Meteor