Astrolabe Catalogue

 

Image of the tympan or plate - click for larger version
Tympan 4b
There are four dots on the tab and again along the lower edge of the central hole. This side of the plate is a table of horizons.

Scales


Type Range & Units Numbered Geometry Location
Table of Horizons 15 - 60 Degrees of latitude Not numbered degrees n/a n/a
Declination 0 - 90 Degrees Every 15 degrees Linear n/a
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