23 mi S Of Joliet, Illinois, May 1960
- Date of account
- 1960-05
- Location
- 23 mi S Of Joliet, Illinois
- Source
- uap_archive
- Record updated
- 2026-10-10
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 onlyMULT TPLE PROJECT 10073 RECORD CARD 1.·DATE 2.LOCATION 12.CONCLUSIONS 31 May,1960 23 mi S of Joliet, Illinois Was Balloon 3.DATE-TIME GROUP 4.TYPEOFSERYATION 口 Probably Balloon 口 Possibly Balloon Local. X#Ground-Visual GMT01/0400z June 1960 Ground-Rodar 口 Was Aircraft D Ai~Visual 口 Probably Aircraft 5.PHOTOS Air-lntercopt Rodar 口 Possibly Aircraft 6.SOURCE XNo OY.. Civilian 口 Probably Astronomical 7.LENGTH OF OBSERVATION 口 Possibly Astronomical STILL VISIBLE 8.NUMBER OF OBJECTS 9.COURSE 20 minutes 口 Other. HEORSLATER One West 口 Insufficiont Data for Evaluation 口 Unknown 10. BRIEF SUMMARY OF SIGHTING Object with round base and 11.COMMENTS irregulary shaped upper portion of brilliant white,like molten The position of the object for 20 metal,intermittantly changing to pale minutes in the same relative location yellow. From the lower left portion there fits that of the planet Jupiter. This a
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