Astrolabe Catalogue

 

Front of astrolabe without rete or plates. Click to enlarge
Date 17th century
Place India (?)
Material Brass
Inventory no. 33796
Acquisition Presented by A. E. Gunther in 1986

Throne

The throne is of the indo-persian, pierced type with integrated support(s). Broad pierced throne..

Ring

The ring is of the simple, round cross-section type (i.e. simple plain ring made from a round rod or piece of metal). This ring is rather crude: the rod used to form the ring was not of uniform diameter nor was it soldered when it was bent into the circle.

Shackle

Shackle of the omega type (i.e. Ω-shaped shackle). The shackle is decorative, not being simply horseshoe-shaped. It is attached to the throne via an iron pin, which has oxidized..

Mater

The mater and limb are of one-piece construction. . Scales on the limb:
Type Range & Units Numbered Geometry Location
Degree 0 - 360 Degrees of arc Every 6 degrees Circular, concentric None

The limb is inscribed:
Content Translation Notes Type
[The edge of the limb is inscribed with a gazetteer.] City name

Womb


Contains a gazeteer.. The womb contains a gazetteer with coordinates for 69 cities:
City
(on instrument)
Translation
(when known)
Longitude Latitude Inhiraf Jihat
قيروان Qayrawan 41°00 31°40
مصر Misr 63°20 30°20
عدن ’Aden 76°00 30°00
مدينه طيبه Medina Ṭayyiba 75°20 25°00
طايف Tayif 77°10 21°40
بيت المقدس Bait al-Maqdis 66°30 31°50
دمشق Dimashq 70°00 33°15
حلب Halab 72°10 33°50
موصل Mosul 77°00 34°30
نخجوان Nakhijewan 81°15 38°40
مراغه Maragheh 82°00 37°20
تبريز Tabriz 82°00 38°00
بردعه Barda‘ah 83°00 41°30
كوفه Kufa 79°30 31°30
بغداد Baghdad 80°00 33°25
بصره Basr 84°00 30°00
فيروزاباد Firuzabad 87°30 28°10
شيراز Shiraz 88°00 29°16
يزد Yazd 89°00 32°00
قزوين Qazvin 85°00 36°00
اصفهان Iṣfahan 86°40 32°25
كشان Kashan 86°00 34°00
قم Qom 85°40 34°45
رى Rayy 86°20 35°00
استراباد Asterabad 89°35 36°50
بسطام Basṭam 89°30 36°10
مشهد Meshhad 92°30 36°00
تون Tun 92°30 34°30
هراة Herat 94°20 34°30
مرو Marw 97°00 37°40
بلخ Balkh 101°00 36°41
بدخشان Badakhshan 104°24 37°10
بخارا Bukhara 97°30 39°50
سمرقند Samarqand 99°30 39°37
خجند Khujand 105°35 41°55
كاشغر Kashghar 106°30 44°00
ختن Khotan 107°00 42°00
هرموز Hormoz 92°00 24°00
كرمان Kerman 91°30 30°05
غزنه Ghazni 104°20 33°36
كابل Kabul 104°40 34°30
تبت Tibbat 110°00 40°00
كشمير Kashmir 108°00 35°00
تته ???? 102°30 25°10
بكر Bakar 105°00 27°40
قنداهر Qandahar 107°40 23°00
ملتان Multan 107°35 29°40
لاهور Lahore 109°20 31°50
سيالكوت Sialkut 109°00 33°00
پانحياپته Panipat 113°20 28°52
تانيسر Thaniser 112°33 30°10
حفرت دهلى Dehli 113°35 28°39
اكبراباد Akbarabad 115°00 26°43
قنوج Qanuj 115°50 26°35
بنارس Benares 117°20 26°55
كوالير Gwalior 115°00 36°29
جونپور Juniper 119°06 26°36
جده Jiddah 77°00 21°00
اجين Ujjain 110°50 23°30
اجمير Ajmireh 111°05 26°00
سروج Sarouj 72°40 34°50
احمداباد Ahmadabad 108°40 23°15
برهانپور Burhanpur 103°00 20°30
بچاپور Bijapur 105°30 16°20
دولتاباد Daulatabad 111°00 20°30
كولكنده Kawil 114°19 28°04
سراىديب Sarandib 130°00 10°00
كنبايت Kanbayat 109°04 22°20
جمكوت Jamkut
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