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Summary
DescriptionGrand halo solaire hiver 2025.webm
Français : Grand halo solaire dans les alpes suisses en janvier 2025. On y voit la colonne lumineuse, ou pilier solaire, les parhélies de 22°, les arcs tangents supérieurs, les arcs infralatéraux, l’arc supérieur de Parry et l’arc circumzénithal.
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