Astrolabe Catalogue


Small image of astrolabe rete separated from astrolabe. Click to enlarge.
Date ca. 1650
Maker Muḥammad Muqīm
Place Lahore
Material Brass
Inventory no. 37530
Acquisition Presented by J. A. Billmeir in 1957
The rete is of the foliate (plain) type. One pointer within the ecliptic is pierced by a 3-mm hole..The zodiac on the rete is labelled: الحمل , الثور , الجوزا , السرطان , الاسد , السنبله , الميزان , العقرب , القوس , الجدي , الدلو , الحوت


There are 42 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
ذنب القيطس س Deneb Kaitos Shemali 1.0° of Aries -10° foliate
ذنب القيطس ح Deneb Kaitos 6.0° of Aries -20° foliate
بطن 12.0° of Aries 33° foliate
رجل المسلسله 24.0° of Aries 41° foliate
فم القيطس Kaffaljidhm 9.0° of Taurus foliate
غول Algol 13.0° of Taurus 43° foliate
كف الجدما Menkar 13.0° of Taurus foliate
مسافت النهر Zaurac 27.0° of Taurus -13° foliate
عين الثور Aldebaran 6.0° of Gemini 16° foliate
عيوق Capella 14.0° of Gemini 47° foliate
رجل جوزا Rigel 16.0° of Gemini -8° foliate
يد يسرى Bellatrix 18.0° of Gemini foliate
رجل ؟؟ 22.0° of Gemini -11° foliate
ير يمنى Betelgeuse 24.0° of Gemini foliate
شعرى يمانيه Sirius 7.0° of Cancer -15° foliate
شعرى شاميه Procyon 20.0° of Cancer foliate
طرف السفينه 22.0° of Cancer -22° foliate
فرد الشجاع Alphard 16.0° of Leo -7° foliate
قلب الاسد Regulus 25.0° of Leo 16° foliate
قاعد الناطيه Alkes 7.0° of Virgo -17° foliate
؟؟ 12.0° of Virgo 65° foliate
جناح الغراب Gienah 28.0° of Virgo -15° foliate
العناق 13.0° of Libra 55° foliate
سماك اعزل Spica 19.0° of Libra -10° foliate
سماك رامح Arcturus 1.0° of Scorpio 20° foliate
نير فكه Alphecca 23.0° of Scorpio 26° foliate
عنق الحيه Unukalhai 25.0° of Scorpio foliate
قلب العقرب Antares 4.0° of Sagittarius -25° foliate
[المنقدم] 8.0° of Sagittarius -11° foliate
راس الحوا Rasalhague 20.0° of Sagittarius 12° foliate
يد الحو اليمنى 26.0° of Sagittarius -11° foliate
نسر واقع Vega 5.0° of Capricorn 36° foliate
منقار 16.0° of Capricorn 31° foliate
نسر طاير Altair 20.0° of Capricorn foliate
ذنب الدولفين Deneb Dulfim 28.0° of Capricorn foliate
ذنب دجاجه Deneb 5.0° of Aquarius 41° foliate
ذنب الجدى Deneb Algiedi 18.0° of Aquarius -18° foliate
فم الفرس Enif 19.0° of Aquarius foliate
ساق ساكب الما Skat 7.0° of Pisces -18° foliate
منكب فرس Scheat 10.0° of Pisces 25° foliate
كف الخضيب Caph 22.0° of Pisces 59° foliate
سر فرس Alpheratz 25.0° of Pisces 27° foliate

Nut & Bolt

The rete is attached using a nut & bolt. A large wing nut affixes to the long bolt..
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