How Do You Read Prague Astronomical Clock?

By Robert Palmer

The Prague Astronomical Clock, also known as the Prague Orloj, is a fascinating piece of medieval engineering that has been captivating visitors for centuries. Situated on the southern wall of the Old Town Hall in the heart of Prague, this astronomical clock not only tells the time but also provides astronomical information and showcases a beautiful display of figurines. In this article, we will explore how to read and interpret the various elements of this remarkable clock.

The Dial

The dial of the Prague Astronomical Clock is divided into several parts, each serving a specific purpose. Let’s take a closer look:

1. The Main Dial

The main dial of the clock displays two sets of numbers – one for Old Czech Time (also known as Italian Hours) and another for Central European Time.

The outer circle indicates Central European Time, with Roman numerals representing the hours from 1 to 24. The inner circle represents Old Czech Time with Arabic numerals.

2. The Sun Hand

Located at the center of the main dial is a golden hand with a small golden sun at its tip. This hand indicates Central European Time and moves continuously throughout the day.

3. The Moon Hand

Adjacent to the Sun hand is another golden hand with a small golden moon at its tip. This hand represents Old Czech Time and moves along with it.

The Calendar Dial

Beneath the main dial lies a smaller circular calendar dial that showcases different zodiac signs and months of the year.

1. Zodiac Signs

Around the outer edge of this dial, you will find twelve zodiac signs representing each month of the year. These signs are beautifully depicted by intricate figurines.

2. Months of the Year

Inside the circle of zodiac signs, you will see the months of the year displayed in Czech. The topmost figure represents January, and it continues clockwise until December.

The Apostles

The Prague Astronomical Clock features a unique display of twelve apostles that come to life every hour. This spectacle attracts a large crowd of onlookers waiting to witness this magical moment. The Windows

Above the main dial, you will find two small windows.

At the top window, a procession of apostles appears one by one as if coming out to bless the city. The bottom window displays various figurines representing different virtues and vices. The Rooster

At the end of the hourly show, a small golden rooster located at the top of the clock flaps its wings and emits a crowing sound.

  • To read the time on Prague Astronomical Clock:
    • For Central European Time: Look at the outer circle and identify the Roman numeral corresponding to the hour hand’s position.
    • For Old Czech Time: Read the Arabic numeral on the inner circle indicated by the moon hand’s position.
  • To read astronomical information:
    • Zodiac Signs: Observe which zodiac sign is currently displayed around the calendar dial.
    • Months of the Year: Identify which month is being shown in Czech inside the circle of zodiac signs.

Visiting the Prague Astronomical Clock is a must-do experience for anyone exploring the enchanting city of Prague. By understanding its various elements and how to read them, you can fully appreciate the intricacies of this marvelous timepiece while marveling at its captivating display.