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Archive case record

Denver, Colorado, May 1958

Date of account
1958-05
Location
Denver, Colorado
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. CONLLUSIONS Was Balloon 27 May58 Denver, Colorado Probably Balloon Possioly Balloon 3.DATE-TIME GROUP 4. TYPE OF OBSERVATION 2357 Ground-Radar 口 Was Aircraft Local RAround-Visual 口 Probobly Aircraft 28/0657Z D AirVisual D Air-Intercept Radar 口 GMT. Possibly Aircraft 5.PHOTOS 6.SOURCE X Was Astronomical Me teor OYos D Probably Astronomical XOKNO Civilian 口 Possibly Astronomical 7.LENGTH OF OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 口口 Other. InsufficientData for Evaluation 口 Unknown 10to12 secs one ·not given 10. BRIEF SUMMARY OF SIGHTING 11.COMMENTS A rnd obj, size of a pea at arms Objs has characteristics of me. length,orange to bluish green in teor including tail.Case color, w/a tail was sighted 45 degrees evaluated as a meteor sighting above gorizon. Appeared to burn out. ATIC FORM 329 (REV 26SEP S2)

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