Astrolabe Catalogue

 

Image of the tympan or plate - click for larger version
Tympan 2a
Latitude 45°0'
This plate is not labelled; the latitude is determined by inspection.

Almucantars

Divisions Labelled Style
Divided every 3° from 0° to 90° Plain line.

Circles

Type Labelled Style Notes
Equator Plain line.
Tropic of Cancer Plain line.
Tropic of Capricorn Plain line.

Lines

Type Labelled Description
Meridian line
Horizon rectus
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