Astrolabe Catalogue

 

Image of the tympan or plate - click for larger version
Tympan 4b
Incomplete tympan. It looks like it was intended to be constructed for approx. 22°..

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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