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Archive case record

SE of Alutian Isles/50.00N 172.25W, September 1959

Date of account
1959-09
Location
SE of Alutian Isles/50.00N 172.25W
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 Balioon 7 Sep 59 SE of Alutian Isles /50.00N172.22 P Probably Bolloon 口 Possibly Balloon 3.DATE-TIME GROUP 4.TYPEOF OBSERVATION Ground-Visual 口 Was Aircraft Local Ground-Radar 口 ProbablyAircraft GMT_08/0901Z AirVisual D Air-lntercept Radar 口 Possibly Aircraft 5.PHOTOS 6.SOURCE D Was AstronomicalMeteor 口Yes 口 ProboblyAstronomical Military 口 Possibly Astronomical ONo 7.LENGTH OF OBSERVATION 8.NUM8ER OF OBJECTS 9. COURSE 口 Othor 口 Insufficient Dato for Evaluation 口 Unknown 30 sec 1 not stated 10. BRIEF SUMMARY OF SIGHTING 11.COMMENTS Opj observed to leave trail of particles Very brief info.Flash & trail visible for over 3O secs.Initial obsr as indicate meteor observation. flash.Appeared to be a great range fm owm position. Disappeared at 3o° elev. ATTC FORM329(REV 26SEP S2)

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