Astrolabe Catalogue

 

Date 1647/8 (A.H. 1057)
Maker Muḥammad Muqīm al-Yazdī
Place Persia
Material Brass
Inventory no. 45747
Acquisition Presented by Lewis Evans in 1924.
There are 5 plates with latitudes ranging from 22°0' to 42°0' .

Latitude 22°0'

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Inscribed:
Transcription Translation Notes Type
لعرض كب For latitude 22° Latitude
ساعاته يج كا Hours 13h21m The hours and minutes are engraved in a different style. Hours of daylight
المشرق East Direction
المغرب West Direction
More information

Latitude 42°0'

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Inscribed:
Transcription Translation Notes Type
لعرض مب For latitude 42° Latitude
ساعاته يه د Hours 15h 04m Hours of daylight
المشرق East Direction
المغرب West Direction
More information

Latitude 29°0'

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The latitude of this plate is determined by inspection, as the engraving is difficult to read and appears to be 28°. Inscribed:
Transcription Translation Notes Type
لعرض كح For latitude 28° The number of degrees is difficult to read, but could plausibly be 28°. Latitude
ساعاته يج مز Hours 13h 57m Hours of daylight
المشرق East Direction
المغرب West Direction
More information

Latitude 30°0'

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Inscribed:
Transcription Translation Notes Type
لعرض ل For latitude 30° Latitude
ساعاته يج نو Hours 13h 56m Hours of daylight
المشرق East Direction
المغرب West Direction
More information

Latitude 34°0'

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Inscribed:
Transcription Translation Notes Type
لعرض لد For latitude 34° Latitude
ساعاته يد يز Hours 14h 17m Hours of daylight
المشرق East Direction
المغرب West Direction
More information

Latitude 36°0'

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Inscribed:
Transcription Translation Notes Type
لعرض لو For latitude 36° Latitude
ساعاته يد كز Hours 14h 27m Hours of daylight
المشرق East Direction
المغرب West Direction
More information

Latitude 37°0'

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Inscribed:
Transcription Translation Notes Type
لعرض لز For latitude 37° Latitude
ساعاته يد لز Hours 14h 37m Hours of daylight
المشرق East Direction
المغرب West Direction
More information

Latitude 32°0'

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Inscribed:
Transcription Translation Notes Type
لعرض لب For latitude 32° Latitude
ساعاته يد و Hours 14h 06m Hours of daylight
المشرق ِEast Direction
المغرب West Direction
More information

Latitude N/A

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This plate contains 2 scales of the following type(s): Table of Horizons Declination More information

Latitude 35°0'

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This plate is unusual in that the almucantars are engraved in an ogival pattern. Inscribed:
Transcription Translation Notes Type
لعرض له For latitude 35° Latitude
ساعاته يد كد Hours 14h 24m Hours of daylight
المشرق East Direction
المغرب West Direction
More information
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