Astrolabe Catalogue

 

Image of the tympan or plate - click for larger version Image of the tympan or plate - click for larger version
Tympan 1a
This plate contains a table of horizons.

Inscriptions

Transcription Translation Type
ORIENS East Direction
OCCIDENS West Direction

Scales


Type Range & Units Numbered Geometry Location
Table of Horizons 30 - 90 Degrees of latitude Every 10 degrees n/a n/a
Critical days N/A Not numbered  Circular, concentric n/a
MHS Home | Contact Us | ©2006 Museum of the History of Science