Astrolabe Catalogue

 

Front of astrolabe without rete or plates. Click to enlarge
Date 1708/9
Maker Khalīl Muḥammad ibn Ḥasan ‘Alī
Place Iṣfahān
Material Brass
Inventory no. 46680
Acquisition Presented by J. A. Billmeir in 1957

Throne

The throne is of the indo-persian, engraved type . The throne is attached with a integrated base made of None . Ornate throne embossed with floral pattern and inscription. The throne is vaguely Moorish-arch shaped..

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).

Shackle

Shackle of the omega type (i.e. Ω-shaped shackle). Engraved texture added to the outer edge of the shackle..

Mater

The mater and limb are of one-piece construction. . Scales on the limb:
Type Range & Units Numbered Geometry Location
Degree 0 - 90 Degrees of arc Every 5 degrees Circular, concentric None

Womb


The womb contains a gazetteer with coordinates for 44 cities:
City
(on instrument)
Translation
(when known)
Longitude Latitude Inhiraf Jihat
مكه Mecca 77°20 21°40 00
مدينه Medina 75°20 25°00 37°10
مصر Misr 63°20 30°20 18°38
صنعا Ṣana‘a 77°00 14°30 01°15
لحسا Lahsa 83°30 24°00 69°30
بيت المقدس Bait al-Maqdis 66°30 31°50 45°16
دمشق Dimashq 70°00 33°15 30°31
حلب Halab 72°10 35°50 18°29
موصل Mosul 87°00 34°30 07°12
نخجوان Nakhijewan 81°15 38°40 12°15
مراغه Maragheh 82°00 37°20 16°17
تبريز Tabriz 82°00 38°00 15°40
اردبيل Ardabil 82°30 38°00 17°33
سرمن راى Surra Man Ra’a 79°00 34°00 07°16
كوفه Kufa 79°30 31°30 12°31
شوشتر Shushtar 84°30 31°30 36°24
كازرون Kazerun 87°00 29°15 11°17
شيراز Shiraz 88°00 29°36 33°38
يزد Yazd 89°00 32°00 48°29
همدان Hamadan 83°00 35°10 22°16
قزوين Qazvin 85°00 36°00 27°34
جرفادمان Gerfadman 85°30 35°15 38°41
اصفهان Iṣfahan 86°40 32°25 40°18
كشان Kashan 86°00 34°00 34°31
قم Qom 85°40 34°45 31°14
طالقان Taliqan 85°45 36°10 29°33
استراباد Asterabad 89°35 36°50 38°48
سمنان Semnan 88°00 36°00 36°17
دامغان Damghan 88°15 36°20 38°00
مشهد Meshhad 92°30 37°00 44°06
نيشابور Nishapur 92°30 36°21 46°24
تون Tun 92°30 34°30 50°20
سبزوار Sabzawar 91°30 36°00 44°12
هراة Herat 94°20 34°35 54°14
قاين Qayen 93°20 33°40 14°01
بلخ Balkh 101°00 36°41 60°36
هرموز Hormoz 92°00 24°00 74°30
كرمان Kerman 92°30 29°50 62°41
قنداهر Qandahar 107°40 33°00 75°00
لاهور Lahore 109°20 31°50 78°36
كشمير Kashmir 88°00 35°00 71°09
كنجه Ganjah 83°00 41°20 15°49
تفليس Tiflis 83°00 43°00 14°41
شروان Shirwan 91°30 36°00 44°13
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