Astrolabe Catalogue

 

Image of the tympan or plate - click for larger version
Tympan 1b
Latitude 36°0'
The latitude marking is not clear. Inspection supports a value of 36°.

Almucantars

Divisions Labelled Style
Divided every 6° from 0° to 90° Plain line.

Azimuths

Divisions Labelled Style
Divided every 10°  Plain line.

Circles

Type Labelled Style Notes
Equator Plain line. Drawn in black ink
Tropic of Cancer Plain line. Drawn in black ink
Tropic of Capricorn Plain line. Drawn in black ink

Lines

Type Labelled Description
Meridian line
Horizon rectus
Crepuscule
Unequal hours Numbered (Numbers in Numbers, written script) (Abdjad), Plain line style.

Inscriptions

Transcription Translation Type
عرض لو Latitude 36° Latitude
شفق Twilight Miscellaneous
فجر Dawn Miscellaneous
اردبيل Ardabil City name
بدخشان Badakhshan City name
انطاليه Antalya City name
قابريش City name
همدان Hamadan City name
هرات Herat City name
قم Qom City name
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