# Slitless spectra and high-speed video of the July 2012 Qinghai ball lightning

> Published as figures and derived curves (intensity, diameter, line strengths against time) in Cen et al. 2014, Wang et al. 2018 and An et al. 2022. The…

Source: https://mysteriesdept.com/datasets/DAT0D40AG7P7D4D/slitless-spectra-and-high-speed-video-of-the-july-2012  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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# Slitless spectra and high-speed video of the July 2012 Qinghai ball lightning

Published as figures and derived curves (intensity, diameter, line strengths against time) in Cen et al. 2014, Wang et al. 2018 and An et al. 2022. The raw frames are with the Northwest Normal University group; no public release was found. Supports spectral modelling, temperature and line-ratio analysis.

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

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