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The Encyclopedia of Horology

Astronomical clock · Denmark

Jens Olsen's World Clock

Partially verified

A highly complex astronomical clock in Copenhagen City Hall, including a celestial pole motion cycle of about 25,753 years.

Technical facts

Location type
Public civic installation

Historical significance

  • A highly complex astronomical clock in Copenhagen City Hall, including a celestial pole motion cycle of about 25,753 years.

Related photographs

Strasbourg Astronomical clock Equations
Strasbourg Astronomical clock Equations — Tangopaso, Public domain. Wikimedia Commons file page
Strasbourg Cathedral Astronomical Clock - Diliff
Strasbourg Cathedral Astronomical Clock - Diliff — Diliff, CC BY-SA 3.0. Wikimedia Commons file page

No confidently matched photograph of this subject has been found yet. These photographs show a closely related record, and are not examples of the type described on this page.

Sources & references

  1. Copenhagen City Hall visitor information

Where sources disagree, the disagreement is stated rather than resolved silently.