Establishment of the state of conservation in archaeological sites by UAVS study case: Cerro Catequilla

Drones combined with proper aerial photogrammetry techniques reconstruct quickly and accurately the threedimensional surface of an archeological site. The Cerro Catequilla is part of the national archaeological heritage in Ecuador, whose importance lies in the fact that it is crossed by the equator....

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Autores principales: Palacios Orejuela, Iván Fernando, Leiva González, César Alberto
Formato: Artículo publishedVersion
Lenguaje:Español
Publicado: Asociación de Arqueólogos Profesionales de la República Argentina 2020
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Acceso en línea:http://plarci.org/index.php/lazarandadeideas/article/view/423
http://suquia.ffyh.unc.edu.ar/handle/suquia/10152
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Sumario:Drones combined with proper aerial photogrammetry techniques reconstruct quickly and accurately the threedimensional surface of an archeological site. The Cerro Catequilla is part of the national archaeological heritage in Ecuador, whose importance lies in the fact that it is crossed by the equator. However, this unique site has a clear deterioration. The objective was to demonstrate and establish the conservation status, as an optimal and effective alternative applied to archaeological sites. Through a geodesic survey,  hotogrammetric support points were placed for the processing of images captured with a Phantom 4 drone. With the photogrammetric products generated, very precise morphological and geometric characteristics of the ruins and recent anthropic damage such as excavations, abandoned buildings and 60% of the destroyed ruins were determined. In addition, thanks to the use of the drone it was possible to preserve and digitally record the history of the site with a high degree of detail.