The sundial of Caesaraugusta

Authors

  • José Mª Raya Román Universidad de Sevilla

DOI:

https://doi.org/10.3989/aespa.083.010.012

Keywords:

Archaeoastronomy, Gnomonics, Roman sundials

Abstract


We report two techniques, whose origins can be found in Egypt and Chaldea, used in Rome for the construction of spherical sundials, and describe and classify the sundial fragment retrieved in the excavations performed at the Theatre of Caesaraugusta. Finally, with the analemma of Vitruvius, comparing it with the sundial on show at the National Museum of Roman Art in Mérida (Spain), we offer a reconstruction of the spherical sundial of Caesaraugusta, analyzing each of the lines that appear on its surface.

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References

Almagro Gorbea, A.; Raya, J. M. 1996: «Estudio fotogramétrico del reloj romano de Mérida» Anas 9, 79-88

Lull, J. 2006: La astronomía en el antiguo Egipto, Valencia

Raya, J. M. 1989: Los cuadrantes solares en la Arquitectura, Cádiz

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Published

2010-12-30

How to Cite

Raya Román, J. M. (2010). The sundial of Caesaraugusta. Archivo Español De Arqueología, 83, 199–202. https://doi.org/10.3989/aespa.083.010.012

Issue

Section

Articles