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While often not counted as an outward "face" in the same sense as the planetary dials, the lower section also contained a large . This internal component tracked the day of the week, religious feast days (saints' days), and the length of each day throughout the year.
This face was used to predict lunar and solar eclipses. Internal Calendar Drum While often not counted as an outward "face"
It had 7 main dials , but those dials contained a total of 107 individual hands and indicators to track the complex motions of the Moon, Mercury, Venus, Mars, Jupiter, and Saturn according to Ptolemaic astronomy. Internal Calendar Drum It had 7 main dials
These seven faces included:
Giovanni Dondi dell'Orologio's Astrarium is considered one of the most intricate and complex mechanical clocks ever created. The Astrarium, built around 1364, was an astronomical clock that not only displayed the time but also showed the positions of the sun, moon, and stars. built around 1364
While often not counted as an outward "face" in the same sense as the planetary dials, the lower section also contained a large . This internal component tracked the day of the week, religious feast days (saints' days), and the length of each day throughout the year.
This face was used to predict lunar and solar eclipses. Internal Calendar Drum
It had 7 main dials , but those dials contained a total of 107 individual hands and indicators to track the complex motions of the Moon, Mercury, Venus, Mars, Jupiter, and Saturn according to Ptolemaic astronomy.
These seven faces included:
Giovanni Dondi dell'Orologio's Astrarium is considered one of the most intricate and complex mechanical clocks ever created. The Astrarium, built around 1364, was an astronomical clock that not only displayed the time but also showed the positions of the sun, moon, and stars.