San Francisco, CaliforniaFebruary 1950

Insufficient Data

Summary

On February 7, 1950, a sighting was reported in the San Francisco, California area. A single object was observed from the ground for 10 minutes. The object was described as conical in shape, estimated at 30 feet long, and colored gray with a vapor trail. It moved at 75 to 90 mph at an altitude of 5,000 feet on a course of 180 degrees. The object changed position during flight. The source was civilian and military reports, initially from a newspaper article. The Air Force evaluation was listed as other, contrails, or target.

Reported location

San Francisco, California

Date of incident

February 1950

State / country

CA / US

Page count

2 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 7

Original case file scans

Original case file · scanned by NARAPage 1 of 2

View transcribed text

PROJECT 10073 RECORD

1. DATE - TIME GROUP: 7 February 50 06/0130Z
2. LOCATION: San Francisco, California Area
3. SOURCE: Civilian & Military
4. NUMBER OF OBJECTS: One
5. LENGTH OF OBSERVATION: 10 Minutes
6. TYPE OF OBSERVATION: Ground-Visual
7. COURSE: N/A
8. PHOTOS: Yes / No [No is marked]
9. PHYSICAL EVIDENCE: Yes / No [No is marked]

10. CONCLUSION: Other (Contrails or Target)

11. BRIEF SUMMARY AND ANALYSIS: See case file

Previous edition of this form may be used.

ATIC NO. [blank]
AP NO. [blank]
REPORT NO. [blank]
DATE OF REPORT: 14 Feb 1950
TYPE OF SIGHTING: 1730 PST
SHAPE: Conical
SIZE: Est. 30' Long
COURSE: 180°
NO. IN GROUP: 1
BOUND: [blank]
PH. 2061: [blank] AGENCIES: [blank]

TEMPORARY ATIC Form 329
(1 Jan 52)

DATE OF INFO: 7 Feb 1950
LOCATION: Alameda NAS
SOURCE: Newspaper Article
DATE IN TO ATIC: [blank]
COLOR: Gray Vapor Trail
SPEED: (75-90 MPH) [illegible] Estimates [illegible]
ALTITUDE: 5,000' [illegible]
LENGTH OF TIME OBSERVED: [blank]
TYPE OF OBSERVATION: Changed position of axis during flight.
MANUVERING: During flight.

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Source: National Archives Catalog · NAID 28937370