Astrolabe Catalogue


Small image of astrolabe rete separated from astrolabe. Click to enlarge.
Date 1682 (A.H. 1093)
Maker Qāsim ‘Alī Qā’inī
Place Persia
Material Brass
Inventory no. 45509
Acquisition Presented by J. A. Billmeir in 1957
The rete is of the foliate (single knob) type. This rete incorporates the invocation to the Qur'an in the tracery within the ecliptic.Vega is shaped like a birdThe zodiac on the rete is labelled: الحمل , الثور , الجوزا , السرطان , الاسد , السنبله , الميزان , العقرب , القوس , الجدي , الدلو , الحوت


The rete is inscribed
Transcription Translation Notes Type
بسم الله الرحمن الرحيم In the name of Allah, the Beneficent, the Merciful This inscription is incorporated into the tracery itself Qur'anic verse


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


There are 38 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
قيطس جنوبي Deneb Kaitos 8.0° of Aries -19° foliate
يد قيطس 11.0° of Aries 22° foliate
صدر قيطس 25.0° of Aries -17° foliate
الغول Algol 17.0° of Taurus 38° foliate
مسافت نهر Zaurac 28.0° of Taurus -14° foliate
عين الثور Aldebaran 6.0° of Gemini 18° foliate
عيوق Capella 16.0° of Gemini 44° foliate
رجل اليسرى Rigel 16.0° of Gemini -9° foliate
يد اليسرى Bellatrix 19.0° of Gemini foliate
قطل الرب 23.0° of Gemini -15° foliate
يد اليمنى Betelgeuse 25.0° of Gemini foliate
شعر يماني Sirius 6.0° of Cancer -17° foliate
ازن كلب الا؟؟ 9.0° of Cancer -10° foliate
شعرا شامي Procyon 21.0° of Cancer foliate
فرد Alphard 14.0° of Leo -7° foliate
قلب الاسد Regulus 27.0° of Leo 13° foliate
قاعد الباطي Alkes 9.0° of Virgo -17° foliate
22.0° of Virgo -16° foliate
ظهر الاسد Zosma 23.0° of Virgo 20° foliate
الجون 11.0° of Libra 54° foliate
سماك الاعزل Spica 18.0° of Libra -9° foliate
رامح Arcturus 3.0° of Scorpio 22° foliate
طرف الع؟؟ 19.0° of Scorpio 38° foliate
نير الفكه Alphecca 22.0° of Scorpio 26° foliate
عنق الحيه Unukalhai 23.0° of Scorpio foliate
مرفق الحوا الايمر 6.0° of Sagittarius foliate
قلب العقرب Antares 7.0° of Sagittarius -24° foliate
راس الحوا Rasalhague 19.0° of Sagittarius foliate
نسر واقع Vega 3.0° of Capricorn 38° foliate
ذنب العقاب Deneb el Okab 12.0° of Capricorn 15° foliate
نسر طاير Altair 21.0° of Capricorn foliate
الردف Deneb 3.0° of Aquarius 34° foliate
عاسره الدجاجه 11.0° of Aquarius 27° foliate
ذنب الدلفين Deneb Dulfim 12.0° of Aquarius 11° foliate
ذنب الجدي Deneb Algiedi 18.0° of Aquarius -18° foliate
سق الماء Skat 8.0° of Pisces -16° foliate
منكب الفرس Scheat 15.0° of Pisces 26° foliate
الخضيب Caph 19.0° of Pisces 57° foliate

Pin & Wedge

The rete is attached using a pin & wedge.
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