Axial precession of earth

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This is part of an article that describes in simple words how ice ages occur
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the cycle is actually 28, 174 years in sidereal motion. 26, 000 years in celestial motion.

khemheru
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I've read that Polaris will remain the North Star for close to 13, 000 more years but doesn't this require for a much shorter time for Polaris?

fearofaflatearth
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why it takes 26000 years, as you can see in animation it can happen in 24 hour, im sorry i didnt understand explain me !

Nirmal