![]() More Marshall Fire disaster aid resources (Boulder County)īotton line: Corona around the sun, after the devastating Marshall Fire in Boulder County, early January 2022.ĮarthSky lunar calendars are back in stock! We’re guaranteed to sell out – get one while you can. With sporting fields, activities and dog parks, there’s no better way to enjoy everything under the sun. Elevate your pace down the more than five miles of hiking trails and paseos or relax at the community garden. Marshall Fire Donations and Resource Center (Boulder Office of Emergency Management) Say hello to 540 acres of preserved open space and 22 acres of parks. Our thought was that the fire might have caused pollen buds to burst, and that the pollen might have been kicked up by wind later on. We thought at first this might be a particular kind of corona, caused by pollen in the air. The corona can be 15 degrees or so in diameter and often it shrinks and swells as different clouds scud across the moon. The colors are subtle mixtures rather than the more direct hues of the rainbow. The first ring is bluish on the inside grading through greens and yellows to red outermost. Sometimes that is all to be seen but the better coronas have one or more successively fainter and gently colored soft rings surrounding the aureole. How to identify a sun coronaĬoronas have an intensely bright central aureole which is almost white and fringed with yellows and reds. Kathy originally told us thought this image showed a sundog, but sundogs and coronas are different. Notice that the sun itself is behind the ridgeline for this photo eye safety is important when viewing sun coronas. Coronas are sometimes seen when thin clouds partially cover the sun or moon. Les Cowley of the great website Atmospheric Optics told us that this photo shows a corona around the sun. It appeared only three days after terrible fires devastated nearby residential areas and seemed to offer some hope. Kathy Byrne in Boulder, Colorado, captured this image on the afternoon of January 2, 2022, just a few days after the devastating Marshall Fire in Boulder County burned more than 1,000 homes and other buildings. ![]() | Kathy Byrne captured this corona around the sun on January 2, 2022.
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