Uffenbach's "Zeitweiser" published 1598
Reinhard Folk

TL;DR
Uffenbach's 1598 printed diptych sundial is a historically significant device featuring the oldest known gnomonic world map, zodiac signs, bright stars, and an almucantar, representing an early integration of astronomy and cartography.
Contribution
This paper presents an analysis of Uffenbach's 1598 sundial, highlighting its innovative features and historical importance as a precursor to later sundial designs.
Findings
Contains the oldest known gnomonic world map
Includes zodiac signs and bright stars
Constructed for Frankfurt's polar height
Abstract
In the year 1598 Philipp Uffenbach published a printed diptych sundial, which is a forerunner of Franz Ritters horizantal sundial. Uffenbach's sundial contains apart from the usual information on a sundial ascending signs of the zodiac, several brigthest stars, an almucantar and most important the oldest gnomonic world map known so far. The sundial is constructed for the polar height of 50 1/6 degrees, the height of Frankfurt/Main the town of his citizenship.
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Taxonomy
TopicsHistorical Astronomy and Related Studies · Historical and Architectural Studies · History and Developments in Astronomy
