Astrolabe Catalogue

 

Small image of astrolabe rete separated from astrolabe. Click to enlarge.
Date early 18th century
Maker ‘Abd al-A’imma
Place Iṣfahān
Material Brass
Inventory no. 40833
Acquisition Presented by J. A. Billmeir in 1957
The rete is of the foliate (single knob) type. The back of the rete bears a number of construction marks. The knob at the bottom of the rete is made of silver.The zodiac on the rete is labelled: حمل , ثور , جوزا , سرطان , اسد , سنبله , ميزان , عقرب , قوس , جدي , دلو , حوت

Scales


Type Range & Units Numbered Geometry Location
Ecliptic 0 - 30 Degrees of ecliptic Every 6  Ecliptic ecliptic

Stars

There are 0 stars on the rete marked with bulb 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 horse is simple in design and undecorated.
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