Astrolabe Catalogue


Small image of astrolabe rete separated from astrolabe. Click to enlarge.
Date early 18th century
Maker ’Abd al-’Alī
Place Persia
Material Brass
Inventory no. 36247
Acquisition Presented by J. A. Billmeir in 1957
The rete is of the foliate (single knob) type. The rete is a replacementThis replacement rete has an unusual design in that it lacks central strapwork that would normally attach it to the pin and allow it to pivot about the centre. It does not appear ever to have had such supporting material..The zodiac on the rete is labelled: حمل , ثور , جوزا , سرطان , اسد , سنبله , ميزان , عقرب , قوس , جدي , دلو , حوت


There are 0 stars on the rete marked with foliate pointers. Unless otherwise indicated the star name, mediation and declination are as marked/measured on the rete.
Click on the star name or modern star name to search for other astrolabes with the same star.
Star name
(on instrument)
Modern star
(if known)
Mediation Declination Pointer

Pin & Horse

The rete is attached using a pin & horse. The replacement pin and horse are presumably contemporary with the replacement rete. The horse (inventory no. 85861) is longer than usual so that it can hold the rete, which lacks the central section.
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