Upper image: Lunar halo, Alsóörs, Lake Balaton, Hungary 8th May '09 by Tamás Ladányi (site, TWAN). ©Tamás Ladányi.

Lower:
The same scene of the rising moon showing this time a moondog or paraselene. Image by Mónika Landy-Gyebnár. ©Mónika Landy-Gyebnár.
Atmospheric
Optics

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