Wednesday 5th November 2025

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Minimum brightness times for Algol Minima

Here’s a list of upcoming minimum brightness times for Algol (Beta Persei) that are well-placed for UK observers in November 2025.
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It’s a fantastic opportunity for naked-eye observation or astrophotography, especially on the evening and overnight dates.
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The bright variable Star Beta Persei (Algol) reaches minimum brightness.
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This variable star in Perseus varies from its brightest at magnitude +2.1, dropping to +3.4.
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Even when dimmed, Algol is still visible to the naked eye.
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Read more – Algol
– How to find Algol in Perseus?
– Deaf astronomer John Goodricke

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