Astrolabe Catalogue

 

Image of the tympan or plate - click for larger version
Tympan 1a
Latitude 33°0'
The numeral shapes on this tympan and the fact that the tympan was made for 33° suggest an older model. Various construction marks can be seen on this side. The tongue on this side is marked with two crude notches.

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
33 33° Latitude
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