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Tag: astronomical time

Posted on January 31, 2019January 31, 2019 by David Dickinson

When Does the Sun Rise… Really?

Mercury Sunrise
A transit of Mercury at sunrise. Image credit and copyright: Alan Dyer.

It’s strange but true. We may not fully understand one of the simplest metrics in observational astronomy: just what time does the Sun rise… really?

Continue reading “When Does the Sun Rise… Really?”
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