Some seasonal and navigational astronomy as the days get shorter
Today we’ll talk about the approach of autumn, shorter days and the different kinds of twilight we experience as the sun rises and sets.
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Today we’ll talk about the approach of autumn, shorter days and the different kinds of twilight we experience as the sun rises and sets.
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Today we’ll take a look at the Crystal Symphony, a luxury cruise ship that will be in Astoria on Wednesday. She’s just begun a 39 day cruise that started earlier this week in Vancouver, BC, that will take her down the West Coast, to Mexico, through the Panama Canal, visiting various locations in South America and the Caribbean, and eventually to New York City.
Image: the Crystal Symphony in Alaska waters. Photo credit: Gillfoto, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons
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Today, a look at who’s coming and going on the river, and since we frequently see ships arriving from Vancouver. BC, going to Vancouver, WA, I thought it would be fun to talk about how these namesake cities got their names.
Plus, in our weather, “Fogust” returns with foggy conditions, especially on the river.
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Today I’d like to answer this question from another angle, after seeing someone post a photo of a calm Columbia River Bar on a recent day, from the perspective of being out there on the water in that area in a small boat. And essentially posing the question: “It looks pretty calm to me…What’s the big deal?”
So today we’ll talk about this a bit. The answer, in a nutshell, is: timing…
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Today we’ll talk more about how tides change all the time here, and affect us on both the river and ocean beaches. And how this information is practical to know as we go about our daily lives, even if we never go near the water.
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Today, we take a look at the strain vessels are under in the work they do.
And how weather can push things to the breaking point, causing lines and wires to “part” or break, with sometimes catastrophic results.
Photo: Courtesy Sara’s Old Photos. The tanker Keystone Canyon broke loose from the Port of Astoria docks during a storm in 1994. The ship ended up pinned against the Astoria Megler Bridge. No serious damage occurred to the bridge or ship, but the incident showed how storm conditions can overwhelm a ship’s docklines.
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