# NASA Lewis survey of 112 ball-lightning descriptions (Rayle 1966)

> 44-page US government report summarising 112 detailed descriptions (brightness, size, duration, colour, behaviour); scanned PDF, so case-level values…

Source: https://mysteriesdept.com/datasets/DAT0D40AGFG7WMN/nasa-lewis-survey-of-112-ball-lightning-descriptions-rayle  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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# NASA Lewis survey of 112 ball-lightning descriptions (Rayle 1966)

44-page US government report summarising 112 detailed descriptions (brightness, size, duration, colour, behaviour); scanned PDF, so case-level values need transcription where the report gives them. Supports distribution fitting and class separation.

![Ball lightning](https://mysteriesdept.com/media/folio/ball-lightning-lead)**Ball lightning** Version **1.0** Licence **public-domain** Updated **26 Oct 2026**

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[Get it from ntrs.nasa.gov](https://ntrs.nasa.gov/citations/19660006027)

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