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Archive case record

Ellsworth AFB, South Dakota, December 1957

Date of account
1957-12
Location
Ellsworth AFB, South Dakota
Source
uap_archive
Record updated
2026-10-10

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Record summary

Project Blue Book case file indexed from National Archives metadata; page-level review pending.

Published source text

Read the available text below. Archive transcriptions may contain OCR errors; later context is labelled separately. A recorded claim is not a finding that it happened.

Source page 1

Source text · mention only

PROJECT 10073 RECORD CARD 1.DATE 2.LOCATION 12. CONCLUSIONS 口 Was Balloon 12 December 1957 Ellsworth AFB,South Dakota 口 Probobly Balloon 口 Possi bly Balloon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION Local. Ground-Vi sual D Ground-Radar 口 Wos Aircraft 口 Probably Aireroft 12/1215Z GMT D Ai~Visual D Air-lntercopt Radar 口 Possibly Aircraft 5. PHOTOS 6.SOURCE XK Was Astronomical Meteor OYos 口 Probably Astronomical X区No Civilian 口 Possibly Astronomical 7.LENOTH OP OBSERVATION 8.NUMBER OP OBJECTS 9.COURSE 口 Othor. 口 Insufficiont Data for Evaluation North 口 Unknown 3 seconds one 10. BRIEP SUMMARY OF SIGHTING 11. COMMENTS Round,white object, size of bright The description, duration and star, traveling in a straight horizon- flight path is of a meteorite. tal course, suddenly disappeared. The earth is passing through the peak of the meteoric shower, Geminids. ATIC FORM 329(RZV 26 SEP 52)

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