San Pedro, CaliforniaApril 1957

Insufficient Data

Summary

On April 18, 1957, at 8:32 a.m. in San Pedro, California, two round objects were sighted. The objects were white in color and measured 49 feet in diameter. Witnesses thought the objects were traveling at 1500 miles per hour. The objects traveled straight west and faded out. The sighting lasted 20 seconds. The preparing officer believed the sighting was consistent with a jet aircraft, F102 or Navy Demon. The Air Force evaluation was Unknown.

Reported location

San Pedro, California

Date of incident

April 1957

State / country

CA / US

Page count

2 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 27

Original case file scans

Original case file · scanned by NARAPage 1 of 2

View transcribed text

PROJECT 10073 RECORD CARD

1. DATE
18 April 1957

2. LOCATION
San Pedro, California

12. CONCLUSIONS
Was Balloon
Probably Balloon
Possibly Balloon
Was Aircraft
Probably Aircraft
Possibly Aircraft
Was Astronomical
Probably Astronomical
Possibly Astronomical
Other
Insufficient Data for Evaluation
Unknown

3. DATE-TIME GROUP
Local

4. TYPE OF OBSERVATION
GMT 18/2110Z
Ground-Visual
Ground-Radar
Air-Visual
Air-Intercept Radar

5. PHOTOS
Yes
No

6. SOURCE
CIV

7. LENGTH OF OBSERVATION

8. NUMBER OF OBJECTS
9. COURSE
20 seconds
two
West

10. BRIEF SUMMARY OF SIGHTING
Two objects round, 49 ft in diamater color white. Objects in tail thought to be doing 1500 MPH. Objects traveling straight west and faded out.

11. COMMENTS
Preparing officer believed sighting to be of jet a/c. F102 or Navy Demon.

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Source: National Archives Catalog · NAID 28969621