Astrolabe Catalogue

 

Image of the tympan or plate - click for larger version
Tympan 1a
Latitude 41°0'
There are a number of construction lines/arcs on this tympan. In particular, the azimuth for 0° continues to the edge of the tympan; a number of the other azimuths extend slightly below the horizon. There is a faint row of construction dots beteween the equator and the tropic of cancer..

Almucantars

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

Azimuths

Divisions Labelled Style
Divided every 10°  Plain line.

Circles

Type Labelled Style Notes
Tropic of Cancer None line.
Tropic of Capricorn None line.
Equator None line.

Lines

Type Labelled Description
Meridian line
Horizon obliquus
Unequal hours 1 - 12 (None in Gothic script) (Gothic), Plain line style.
Other
Crepuscule

Inscriptions

Transcription Translation Type
L' 41 Latitude
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