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Archive case record

3153N 12900E (FAR EAST), August 1961

Date of account
1961-08
Location
3153N 12900E (FAR EAST)
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 10073RECORDCARD 1.DATE 2.LOCATION 12.CONCLUSIONS 口 Wos Bolloon 7Aug61 3153N12900E FAREAS 口 Probably Bolloon 3.DATE-TIME GROUP 口 Possibly Bolloon 4.TYPE OF OBSERVATION Local 2155 Ground-Visual Ground-Rodar 口 口 Probobly Aireraft GMT 071255Z KAirVisuol Air-lntercept Radar 口 Possibly Aircraft 5.'PHOTOS 6.SOURCE 口 Was Astronomicol OYes 口 Probobly Astronomical Militery 口 Possibly Astronomical COKNO 7.LENGTH OF.OBSERVATION 3.NUMBER OF OBJECTS 9.COURSE bx Othor Prob EchoI 口 Insufficiont Data for Evaiuation 12min 口 Unknowm 1 NE 10. BRIEF SUMMARY OF SIGHTING ObJt belieVed tO be . coMMENts Desceiption of objt and duration satellite in sight l2 min observed fm 5o° elev are characteristic of satellite Echo I. p20° T az. Disappearing in clouis at 20° elev A computation of its orbit indicates thdt b40°az. it was on a NE orbit W of observer's location at time of sighting. Therefore concluded tha

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