Surprised I had to go this far down to find someone asking. Yeah you nailed it that's exactly what causes it. Unclear whether the same phenomenon can happen with a sunset, but my assumption is that it would be the reverse effect-- i.e. the sun would start to look more like an arch with the points touching the horizon.
The sun moves 3% faster than the moon in the sky. That’s why the moon rises and sets 29 times every 30 days. Eclipses can happen at any time of day (and the same partial eclipse can happen at sunrise for one viewer and sunset for another).
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u/Nayzo 1d ago
Is this caused by a partial solar eclipse at dawn? Does this mean you can also have a Devil's sunset?