Astrolabe Catalogue

 

Image of the tympan or plate - click for larger version
Tympan 3b
Latitude 36°0'
Ornate engraved lettering.

Almucantars

Divisions Labelled Style
Divided every 3° from 0° to 90° Labelled every 3° with   (Abdjad) numerals Plain line.

Azimuths

Divisions Labelled Style
Divided every 10°  Labelled every 10° with   (Abdjad) 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
Equal hours from sunset Numbered (Numbers in Numbers, engraved script) (Abdjad), Plain line style.
Meridian line
Horizon rectus
Unequal hours Ordinal numbers (Arabic in Nashki script)
Equal hours from sunrise Numbered (Numbers in Numbers, engraved script) (Modern), Plain line style.

Inscriptions

Transcription Translation Type
لعرض لو For latitude 36° Latitude
ساعاته يد كح Hours 14h28m Hours of daylight
المشرق East Direction
المغرب West Direction
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