Astrolabe Catalogue

 

Small image of astrolabe rete separated from astrolabe. Click to enlarge.
Date 1712/13 (A.H. 1124)
Maker ‘Abd al-A’imma
Place Iṣfahān
Material Brass
Inventory no. 40744
Acquisition Presented by Lewis Evans in 1924
The rete is of the foliate (single knob) type. 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

Horse Image:

astrolabe part (photo)

Horse Image:

astrolabe part (photo)

Pin Image:

astrolabe part (photo)

Pin & Horse

The rete is attached using a pin & horse. The top of the pin is decorated with turquoise.
MHS Home | Contact Us | ©2006 Museum of the History of Science