Astrolabe Catalogue

 

Image of the tympan or plate - click for larger version
Tympan 3a
Latitude 45°0'
The numeral shapes on this tympan suggest a much older date than the mater. Numerous construction marks are visible on this tympan. The tongue on this tympan has two crude notches on this side.

Almucantars

Divisions Labelled Style
Divided every 2° from 0° to 90° Labelled every 10° with   (Gothic) numerals Plain line.

Azimuths

Divisions Labelled Style
Divided every 10°  Labelled every 10° with   (Gothic) numerals 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
Unequal hours Numbered (Numbers in Numbers, engraved script) (Gothic), Plain line style.
Horoscopic (great) houses Numbered (Numbers in Numbers, engraved script) (Gothic), Plain line style.

Inscriptions

Transcription Translation Type
45 45° Latitude
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