de371e9d784e5add
28950891.pdf
NARA·NARA_PBB_597821_pdfs-2·pdf·10.3 MB·2 pages
Scores
1.4
Document value
0.0
Cross-references
2.0
Provenance
3.6
Info density
1.0
Topic relevance
0.0
Anomalousness
OCR'd text preview (2 of 2 pages)
Source: mistral_ocr · confidence ~95%
page 1
PROJECT 10073 RECORD CARD | 1. DATE | 2. LOCATION | 12. CONCLUSIONS | | --- | --- | --- | | 21 Oct 52 | KNOXVILLE, TENNESSEE | ☐ Was Balloon ☐ Probably Balloon ☐ Possibly Balloon | | 3. DATE-TIME GROUP | 4. TYPE OF OBSERVATION | 13. WAS AIRCRAFT ☐ Probably Aircraft ☐ Possibly Aircraft | | Local GHT | ☑ Ground-Visual ☐ Air-Visual ☐ Ground-Radar ☐ Air-Intercept Radar | ☐ Was Astronautical ☐ Probably Astronomical ☐ Possibly Astronomical | | 5. PHOTOS | 6. SOURCE | 14. OTHER | | ☐ Yes ☑ No | Weather Observer | ☐ Insufficient Data for Evaluation ☑ Unknown | | 7. LENGTH OF OBSERVATION …
page 2
28 EXTRACT OF REPORT FROM WEATHER BUREAU AIRPORT STATION KNOXVILLE, TENNESSEE, DATED OCTOBER 21, 1952 Observed unexplained aerial phenomena while following a 100-gram pibal balloon with the standard Weather Bureau theodolite. Six white or whitish objects in a very loose formation appeared in the theodolite vision field. These were sighted 57 minutes after re- lease of the standard white 100-gram pibal balloon. This would give an altitude of 16,565 meters, or 54,347 feet MSL. The eleva- tion angle was 36.5° and the azimuth angle was 267.6°. While holding the loose formation of two, three, on…
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