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Perpetual calendar

Perpetual calendar

Calendar designed to look up the day of the week for a given date.

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Wikipedia views per dayLast 30 days 2,008

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Readers' pathsAug 2026 – Oct 2026

Readers go next to

Share of the 687 clicks on its links

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  10. Week

    Time unit equal to seven days.

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Readers come from

Share of the 1,670 readers arriving from another article

  1. Doomsday rule

    Way of calculating the day of the week of a given date.

    10%

  2. Patek Philippe

    Swiss luxury watch and clock manufacturer.

    8.4%

  3. Complication (horology)

    Any feature of a timepiece beyond the display of hours, minutes and seconds.

    8.3%

  4. Year 2000 problem

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    7%

  5. William James Sidis

    American child prodigy (1898–1944).

    6.7%

  6. Runic calendar

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    5.5%

  7. Chronometer watch

    High-precision time piece.

    5.2%

  8. Watch

    Personal timepiece.

    4.7%

  9. Year 1900 problem

    Time formatting bug.

    3.5%

  10. Piet Hein (scientist)

    Danish polymath (1905–1996).

    2.8%