Optics - 13 January 2008

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Nice 22 degree halo, parhelia (sun dogs), and parhelic circle! Clifford Hall. The dual-pol C-Band radar is on the roof. Ya!!!! nice circumzenithal arc too. Brightest arc I've seen yet. You could see the crystals blowing that led to the display. ISO 100. That isn't noise, but the crystals. 100% crop of the crystals. Close-up of the left sundog and parhelic circle. Ditto, but for the right. Even better! Light pillars on leaving work. Light pillars. UND's coal plant + a couple of light pillars. UND's coal plant + a couple of light pillars. Looking towards downtown. Can you spot the ice fishermen? Light pillars courtesy of the beet plant in EGF. Orion is in here too.