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
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.