The Kryštofovo Údolí astronomical clock is an

astronomical clock An astronomical clock, horologium, or orloj is a clock with special mechanisms and dials to display astronomical information, such as the relative positions of the Sun, Moon, zodiacal constellations, and sometimes major planets. Definition ...

Kryštofovo Údolí Kryštofovo Údolí (german: Christofsgrund) is a municipality and village in Liberec District in the Liberec Region of the Czech Republic. It has about 400 inhabitants. The village is well preserved and is protected by law as a Cultural monument ( ...

Czech Republic The Czech Republic, or simply Czechia, is a landlocked country in Central Europe. Historically known as Bohemia, it is bordered by Austria to the south, Germany to the west, Poland to the northeast, and Slovakia to the southeast. The ...

. It is built in a former

electrical substation A substation is a part of an electrical generation, transmission, and distribution system. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. Between the generating station and ...

. The project started in 2006, it was inaugurated on 20 September 2008, and completed in 2011. The clock's construction was directed by Martin Chaloupka. The clock has three dials, showing the time, the

zodiac The zodiac is a belt-shaped region of the sky that extends approximately 8° north or south (as measured in celestial latitude) of the ecliptic, the Sun path, apparent path of the Sun across the celestial sphere over the course of the year. ...

, and the

lunar phase Concerning the lunar month of ~29.53 days as viewed from Earth, the lunar phase or Moon phase is the shape of the Moon's directly sunlit portion, which can be expressed quantitatively using areas or angles, or described qualitatively using the t ...

. It is driven by an electric motor. As the clock chimes the hour, the twelve apostles file past two doors at the top of the clock, as on the Prague astronomical clock.

References

Astronomical clocks in the Czech Republic Clock towers in the Czech Republic {{Astronomical clocks